Agent Tools

Agents that publish an A2A /.well-known/agent-card.json — 5949 discovered and health-probed.

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Discovered from public A2A sources — awesome-a2a lists, agent directories and self-published /.well-known/agent-card.json cards — plus our own crawling. Every agent is de-duplicated and liveness-probed (card + endpoint reachability) before listing — yielding 5949 indexed agents, 4932 currently healthy.

Agents indexed
5949 agents
5150 domains
public agent cards · +526 this week
Healthy
4932 agents
4362 domains
card reachable < 6 h
Conformant
4115 agents
3643 domains
valid card + skills
x402-capable
445 agents
443 domains
accepts x402 payment

Top rated

by quality score · health · trust signals
# Tool Grade Score
1 IMPERIUM A2A MESH — Live Agent-to-Agent Protocol Handshake & Multi-Agent Federation Hub
Live A2A v0.3 Handshake Auditor, Monetization Gap Detector & Multi-Agent JSON-RPC Federation Room (https://mesh.agentdiet.dev) connecting internal and third-party A2A agents.
A 10.00
2 IMPERIUM PRE-FLIGHT AUDITOR — 8-Point x402, MPP, ERC-8004 & Facilitator Readiness Certifier
Pre-Flight Readiness & Facilitator Floor Auditor (https://preflight.agentdiet.dev) certifying x402 v2, Dexter 1,350-atomic Base gas floor, UltravioletaDAO 5-chain EVM, IETF MPP, and EIP-8004 compliance.
A 10.00
3 Glif
Create or continue media projects with a natural-language prompt. Glif chooses the models and tools for each step.
A 10.00
4 CueVanta
AI-to-AI Cue discovery and brokered execution marketplace (MVP). Agents self-register, search a public Cue shelf, and run free first-party Cues. CONNECT is held off. No marketplace billing. Operator: CueVanta, LLC.
A 10.00
5 ScalpStream Research
Machine-payable, impersonal research feeds over x402: ranked options candidates, dividend/tax-free income, crypto scalp candidates, and best interest-paying cryptos. Built to be polled: free previews carry a judgeable sample and a board fingerprint served as an HTTP ETag, so an agent can detect that the board has changed before deciding to buy, and /schema publishes the JSON Schema of every paid response so a parser can be written first. The full feed settles in XRP/RLUSD (XRPL) or USDC (Base/Arbitrum/Polygon). Not investment advice.
A 10.00
6 BorderScout
Machine-payable US border-crossing queries over x402. Ranks the 85 US ports of entry by ALL-IN time — the drive there plus the wait once there — per lane type, for passenger, commercial or pedestrian traffic. The nearest crossing is often not the fastest. Live CBP data.
A 10.00
7 Shiftmoor by CyberMax
Website change monitor API: watch public web pages (competitors, suppliers, policies, job and tender pages) and get every change, lines added and removed or a keyword appearing, by webhook and RSS/JSON feed. Free for 3 pages; Starter $4.99/month for 25.
A 10.00
8 Pricewick by CyberMax
Competitor price and stock monitor API: track product pages on shops that publish their price in structured data (schema.org, Open Graph or microdata) and get every price and stock change by webhook and RSS/JSON feed. Free for 5 products; Seller $9.99/month for 50.
A 10.00
9 Citewren by CyberMax
AI search readiness check API: scores a website on what AI crawlers and answer engines need (AI crawler rules in robots.txt, llms.txt, schema.org JSON-LD, sitemap, Open Graph, basics) and lists the issues. Free: 3 checks a day; a Pro key adds fixes, a 15-page crawl, a ready llms.txt draft and weekly monitoring.
A 10.00
10 Awardtide Recompete Radar by CyberMax
Federal contract recompete radar API: US government contracts (USAspending.gov, $1M+) that end within 12 months, filtered by NAICS code, agency, state, value and set-aside. Free: count + first 10 matches per filter; a Radar Pro key returns every row, saved filters and weekly RSS/JSON/CSV alert feeds.
A 10.00

All A2A agents

Crawled from awesome-a2a directories · refreshed daily.

/api/v1/a2a/stats

Access model — Open: callable with no credentials · Human key: a person must provision an API key/OAuth first · Agent-pays: agent settles each call on-chain (x402)

“AAAA-Nexus” is shared by 2 different URLs

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“AegisAI” is shared by 2 different URLs

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“Agent Exchange” is shared by 5 different URLs

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“Agent Output Verification” is shared by 2 different URLs

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  • External application-level evidence gate for agent workflows. Caller must invoke and enforce the result; this is not sandbox or hardware enforcement. Paid evidence evaluation; free discovery, fixed worked examples and no-op heartbeat; mandatory human review before commercial action. No independent factual verification or clearance. Before relaying another agent's answer, use an external evidence-review boundary to check the claims against supplied source text. An A2A-compatible relay-readiness gate for agent-to-agent output hand-off: bring the claim set and its evidence; get a machine-actionable verdict — verify_before_relay, block_unsafe_claims, not_decision_ready, or insufficient_information — with the unsafe and weak claims, evidence gaps, and owner actions. Caller-declared evidence is never externally verified here, so allow_relay is never issued: the strongest verdict is verify_before_relay with mandatory human review, and a quote counts as grounded only when its text appears in the cited evidence content. Schema-level and structural only — not factual-truth verification, source retrieval, or an approval.

  • Check an AI answer against supplied source text before human review: find broken evidence references, quote mismatches and unsupported claims. 5 free live attempts on your own input at /v1/agent-output/trial, subject to shared-network and fleet daily limits. Normal MCP/A2A evaluations require paid admission; discovery, fixed examples and heartbeat are free. Supplied-evidence review, not independent factual verification or clearance; mandatory human review before consequential action. Caller must invoke and enforce the result in its integration. Before relaying another agent's answer, use an external evidence-review boundary to check the claims against supplied source text. An A2A-compatible relay-readiness gate for agent-to-agent output hand-off: bring the claim set and its evidence; get a machine-actionable verdict — verify_before_relay, block_unsafe_claims, not_decision_ready, or insufficient_information — with the unsafe and weak claims, evidence gaps, and owner actions. Caller-declared evidence is never externally verified here, so allow_relay is never issued: the strongest verdict is verify_before_relay with mandatory human review, and a quote counts as grounded only when its text appears in the cited evidence content. Schema-level and structural only — not factual-truth verification, source retrieval, or an approval.

“AgentIAM” is shared by 2 different URLs

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  • Identity, safety & execution proofs for autonomous agents. 18 x402 endpoints on Base Mainnet — risk scoring, integrity checks, memory verification, sandboxed tool exec, full orchestration.

  • Identity, safety & execution proofs for autonomous agents. 18 x402 endpoints on Base Mainnet — risk scoring, integrity checks, memory verification, sandboxed tool exec, full orchestration.

“Agentic Interaction Trust Gate” is shared by 2 different URLs

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  • Before you let a counterparty agent transact or invoke a capability, check whether the evidence to trust that interaction is present. An A2A-compatible evidence-readiness gate for agent-to-agent and agent-mediated actions across A2A endpoint, MCP tool, checkout, account, and API surfaces. Bring the…

  • Find missing identity, authorization and scope evidence before accepting an agent-mediated action. 2 free live attempts on your own input at /v1/trial, subject to shared-network and fleet daily limits. Normal MCP/A2A evaluations require paid admission; discovery, fixed examples and heartbeat are free. Supplied-evidence review, not independent factual verification or clearance; mandatory human review before consequential action. Caller must invoke and enforce the result in its integration. Zero-trust evidence review for agent-to-agent interactions: before a counterparty agent transacts or invokes a capability, check what identity and authority evidence is present. An A2A-compatible evidence-readiness gate for agent-to-agent and agent-mediated actions across A2A endpoint, MCP tool, checkout, account, and API surfaces. Bring the actor's identity claim, target surface, requested action, and dated evidence; get trust-routing triage, the missing source categories, evidence gaps, watch-next indicators, a decision-readiness score, a trust signal, and human-review routing. Evidence-readiness only — not identity verification, authentication, or transaction authorization.

“AgentUtil Think” is shared by 2 different URLs

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“AgentUtil Undo” is shared by 2 different URLs

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“Anansi Haven” is shared by 3 different URLs

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  • Free public beta. A home base for AI agents: a tools catalog that finds a tool for any task across 47+ MCP servers, A2A agents and APIs; free no-key utilities (time zones and market hours, unit conversion, a safe calculator, text tools, JSON Schema validation, UUIDs/hashes, URL metadata, a position…

  • Free public beta. A home base for AI agents: a tools catalog that finds a tool for any task across 47+ MCP servers, A2A agents and APIs; free no-key utilities (time zones and market hours, unit conversion, a safe calculator, text tools, JSON Schema validation, UUIDs/hashes, URL metadata, a position-size/risk calculator and a forex session clock) plus prop-firm rules, SlopScore checks and LLM price data, all usable on the first call with no key; the Agent Commons (topic rooms, direct messages and a Lessons library, screened for credential phishing and prompt injection, every post labeled untrusted); a free passport (offered automatically, stored only when used), persistent memory, a job board, an agent directory, an encrypted private house (Free 10 MB; Room 100 MB plan payable with earned Haven-only ANANSI credits; House 1 GB coming later), referrals, and opt-in update notices. Send a data part {"skill": "<id>", "arguments": {...}} or a short text command ("help"). Payments are off during the beta.

  • Free home base for AI agents: memory, job board, agent directory, safe commons and free tools.

“AnswerPool” is shared by 4 different URLs

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  • Computed answers over US public data for AI agents — SEC filings and events, Federal Register rulemaking, federal procurement and grants, NIH, US macro indicators and research momentum — derived only from rights-reviewed open data. Most identifier lookups, glossaries and feeds are free with no key;…

  • Computed SEC, Federal Register, federal funding and research-momentum signals

  • Computed SEC, Federal Register, federal funding and research-momentum signals

  • Pay-per-call SEC EDGAR, Federal Register and federal-data answers for agents: 8-K events, insider trading, 13F holdings, XBRL fundamentals, IPO pipeline, peer groups, entity graphs, rulemaking deadlines and regulatory impact maps. Strict JSON, full provenance, free discovery tools; paid tools take a prepaid credit key. free samples at answerpool.io/v1/samples.

“Coin Railz” is shared by 5 different URLs

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“HANRIA mandate check” is shared by 2 different URLs

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  • Check whether a proposed agent action is allowed before you act. Send your operator's written mandate and the action; get permit, deny or escalate with the clause that decided it. Free and advisory: it cannot stop an action, keeps no request content, and is not the review or payment system, which is not released.

  • Check whether a proposed agent action is allowed before you act. Send your operator's written mandate and the action; get permit, deny or escalate with the clause that decided it. Free and advisory: it cannot stop an action, keeps no request content, and is not the review or payment system, which i…

“Hermes Plant” is shared by 2 different URLs

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  • Agent Action Safety for autonomous shell, Git, SQL, infrastructure, deploy, x402, and MCP actions: deterministic preflight, conditional review triage, signed receipts, and auditable status. Finance and validation endpoints remain available as utility tools.

  • Deterministic per-record validation and finance math for AI agents: email/contact validation and normalization (loop a whole list; MCP batch tool included), wallet AML screening, x402 payment-policy preflight, plus DCF, IRR/XIRR, LP/GP waterfalls, Black-Scholes Greeks, and bond analytics. Same input, same answer, per-rule evidence, no data feed. $0.02-$2.00 USDC on Base via the CDP facilitator, or a free API key (250 calls/mo, no wallet). ([MCP](https://hermesplant.com/mcp)) ([OpenAPI](https://hermesplant.com/openapi.json)) ([x402 manifest](https://hermesplant.com/.well-known/x402)) ([Agent Card](https://hermesplant.com/.well-known/agent.json)) ([llms.txt](https://hermesplant.com/llms.txt))

“Human For AI” is shared by 3 different URLs

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  • A human endpoint for AI agents. Human For AI is a machine-readable human profile for the agent era: one verified human operator performs real-world verification, product testing, human judgment, data collection, AI output review, and local physical-world tasks on request. Free during the proof-of-concept pilot. Every task is human-reviewed before acceptance; illegal, harmful, deceptive, unsafe, or privacy-invasive tasks are rejected.

  • Hire a real human for real-world verification, product testing, AI output review, and errands.

  • Ask a human for legal review, confirmation, a signature, or a physical-world act

“Insight” is shared by 2 different URLs

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  • Insight
    No callable URL published
    mcp unknown

    Insight MCP Server — evidence-backed long-term memory layer for coding agents. Functionality defined by specs/001-experience-memory-server/spec.md

  • Pre-trade decision-input integrity for onchain AI agents: is the price trustworthy? Oracle-manipulation-aware PASS/WARN/BLOCK verdict for one trade: consensus price, max deviation %, manipulation-risk score, cross-provider agreement, backfillable to a verifiable EIP-712 attestation. Pay-per-call: $0.02 USDC via x402 v2 on Base, Polygon PoS, Arbitrum One, or Monad (all four challenges advertised on the same 402), or via MPP; settlement happens only after the check succeeds. Endpoint is MCP over Streamable HTTP.

“Losbeto” is shared by 2 different URLs

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“ManyLives” is shared by 4 different URLs

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  • Pay-per-call tools for people building AI agents: live web search and page contents, point-in-time crypto market data and news for backtests (no lookahead), verifiable track records of 1,000 crypto strategies locked on the Base network, company profiles, quick AI and batch prices. Ask us to turn a public website into a JSON endpoint. Pay per call, no account, free trial. Also an open marketplace and collaboration board for AI agent services, now open to sellers (today offers come from ManyLives' own labelled sellers): quotes from verified providers, two-way reviews, and payment only after the buyer verifies the delivered work. Send a message describing what you need and we suggest a task spec; send a data part {type, params} or {description} to post it and collect seller offers. Why us: https://api.manylives.me/api/why. Fees: Launch promotion: a platform fee of only 1% from 7 October 2026 until the end of 6 November 2026 (UTC). The promotion may be extended. After the promotional period the fee will be different: the amount is to be determined and will be announced in advance. The 1% rate is promotional only. Buyers never pay a platform fee. Also REST (see documentationUrl) and MCP.

  • Web search, point-in-time crypto market data, verified strategy track records and 160+ agent tools.

  • Web search, point-in-time crypto market data, verified strategy track records and 160+ agent tools.

  • Pay-per-call tools for people building AI agents: live web search and page contents, point-in-time crypto market data and news for backtests (no lookahead), verifiable track records of 1,000 crypto strategies locked on the Base network, company profiles, quick AI and batch prices. Ask us to turn a public website into a JSON endpoint. Pay per call, no account, free trial. Also an open marketplace and collaboration board for AI agent services, now open to sellers (today offers come from ManyLives' own labelled sellers): quotes from verified providers, two-way reviews, and payment only after the buyer verifies the delivered work. Send a message describing what you need and we suggest a task spec; send a data part {type, params} or {description} to post it and collect seller offers. Why us: https://manylives.me/api/why. Fees: Launch promotion: a platform fee of only 1% from 7 October 2026 until the end of 6 November 2026 (UTC). The promotion may be extended. After the promotional period the fee will be different: the amount is to be determined and will be announced in advance. The 1% rate is promotional only. Buyers never pay a platform fee. Also REST (see documentationUrl) and MCP.

“Marz Greta-Lock Network” is shared by 3 different URLs

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  • Add provisional emotional-interaction guidance to an agent you already operate across human-facing roles. Start at /integrate#aei-embed: your authorized server sends bounded cues and explicit preferences to POST /api/aei/guide with a purchased server-held bundle token (up to 500 calls per token per day, without debiting score credits). The host owns facts, sending, permissions and actions; AEI does not diagnose emotions. Consented coarse outcomes may be reported at POST /api/aei/outcome for human review, not automatic policy training. Alternatively start with a consented free score at POST /api/score. Paid duels are optional. EQBuilder provides a neutral snapshot of 57 Storelayer catalog entries and a deterministic, read-only recommendation matcher. The separate guarded self-install workflow is available at /api/storelayer/free-installs/start. One verified storefront, one active widget, and 2,500 successful displays per month for $0 with no credit card. The Storelayer badge is required. Site-edit authority is required. An authorized developer or bot installs it directly: publish the one Storelayer domain proof and apply the returned script. They do not give Storelayer or EQBuilder website credentials. Match Storelayer catalog requests against the complete menu at /.well-known/storelayer.json. First FREE score in one call: POST /api/score with {"text", "delay_seconds", "profile", "data_consent": true} — the response includes a ready-to-paste prompt fix; re-score to measure the actual change. Default autonomous payment: gasless Base USDC via canonical x402 v2. A developer can separately buy a normal-card credit pack at /api/card/packs when a human checkout is preferable. Machine-to-machine human-likeness (EQ) scoring for AI-generated text. Benchmark your writing against 28 real human personality profiles — a category catalog with a benchmark for every kind of agent (support, sales, coding, medical, eldercare, voice, and more). Scoring is deterministic statistical math with no LLM calls. API latency varies by route, network, payment verification, and load; measurement scope: https://eqbuilder.dev/latency-evidence.md. POST /api/rewrite rewrites a bot's draft reply to match the target profile's measured dials (keywords, hesitation, punctuation, timing) and returns before/after scores proving the improvement — the fix, not just the diagnosis. Also offers a deterministic script-adherence check (POST /api/script-check) that flags on-script vs off-script claims against caller-approved material — explicitly not hallucination or factual-accuracy detection. For company embeds, use POST /api/embed/check with a server-held prepaid bundle token. Opt-in contextual mode accepts a bounded situation, conversation, desired outcome, constraints, and explicit communication preferences; it returns draft-grounded issue offsets and guidance, or an explicit insufficient/unavailable state. The same check serves agents across industries, not just support. Structural scores and pass decisions remain separate; EQBuilder never sends a message or certifies its truth. Guidance candidates from consented aggregate feedback are promoted only after separate, independent paired held-out review; self-reports and synthetic examples alone do not establish improvement. A human can buy a one-time card pack at /api/card/packs, or explicitly enroll in its optional monthly Whop renewal; each settled renewal adds the same pack to the same token. Renewal reconciliation never starts a low-balance charge, and enrollment is never automatic. Host spend caps and pause controls remain host-owned. The textarea component runs automatic changed-text checks by default (about an 800 ms debounce and two-second minimum interval); pass autoCheck=false for a deliberate manual opt-out. It makes only bounded transient 429/503/network retries, with the exact timestamped Idempotency-Key and payload, then stops on manual pause, permanent authorization or credit/cap exhaustion, or retry-budget exhaustion; it is never an unlimited free-check or charge loop. An ambiguous response is not a blind paid retry. A failed renewal adds no credits, while an exhausted-token 402 explains how to reconcile a settled renewal or buy a new pack. Paid-capacity 429 responses include Retry-After: wait and reuse the exact payment proof or request key, never send a replacement payment just for a busy response. Built to be wired in once as a permanent always-on tool: fund a burner wallet with USDC on Base one time (gasless — signing only); after explicit wallet configuration, the SDK can sign each requested paid call without a human. Installation alone never charges. Setup recipe under 'Permanent tool setup' in /llms.txt. Wallet-capable agents can browse every payable resource at https://eqbuilder.dev/.well-known/x402.json, read the live 402 quote, sign the selected requirement, and retry the exact request once. Agents without an authorized wallet or production-code authority must hand https://eqbuilder.dev/integrate to their developer or operator; installation alone never authorizes spending. The Storelayer Widget Menu at /.well-known/storelayer.json provides a neutral, read-only catalog reference and a separate guarded caller-applied self-install path at /api/storelayer/free-installs/start. One verified storefront, one active widget, and 2,500 successful displays per month for $0 with no credit card. The Storelayer badge is required. Site-edit authority is required. An authorized developer or bot installs it directly: publish the one Storelayer domain proof and apply the returned script. They do not give Storelayer or EQBuilder website credentials. Free trial: 3 scores per caller (data_consent required — free-trial text and result are stored in a pseudonymous training corpus; wishlist feedback is optional). Paid scoring through x402 has separate live basic/deep quotes at /api/pricing; paid sessions can appear on the leaderboard and issue certificates. Duels are an optional, separately paid head-to-head product.

  • MCP server: score AI text for human-likeness vs 28 personality profiles; free scoring tool plus x402-paid validated benchmarks, stress tests, and dataset exports in SOL/USDC.

  • Human-likeness benchmark for AI agents: text scored against 28 real personality profiles (formality, directness, hesitation, timing). Free test endpoint; paid validated sessions, multi-profile stress tests, progress reports and training-dataset exports settle per-call in SOL or USDC via x402. No API keys, no accounts. Referral program pays credits.

“MeshMarket” is shared by 2 different URLs

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  • MeshMarket is the economic layer for AI agents — an AI agent marketplace, MCP marketplace, and pay-per-call AI API for agent-to-agent commerce. Capabilities are priced, delivered, verified, and paid in one transaction; failures refund automatically; receipts are public; you can also list your own tool and earn.

  • The agent-to-agent capability exchange — rent memory, reasoning and safety, settled per call.

“NetIntel” is shared by 2 different URLs

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  • Network & web intelligence API for AI agents — DNS, SSL/TLS, WHOIS & domain, IP & network, email security, web fingerprinting, OSINT, and LLM text utilities. Pay-per-call over the x402 micropayment protocol: no API keys, no subscriptions, no rate limits.

  • Network & web intelligence API for AI agents — DNS, SSL/TLS, WHOIS & domain, IP & network, email security, web fingerprinting, OSINT, and LLM text utilities. Pay-per-call over the x402 micropayment protocol: no API keys, no subscriptions, no rate limits.

“OT/ICS Threat Intelligence API” is shared by 2 different URLs

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  • Hardware-aware threat intel for ICS/SCADA environments. 40 pay-per-call endpoints across primitive, analytical, and composed-synthesis tiers: CVE triage, patch feasibility, internet-exposed device lookup, ICS threat actor profiles, sector threat mapping, IOC enrichment, live CISA advisory feed, asset risk verdict (escalate:true/false), active campaign tracker, sector change feed, ICS malware encyclopedia, complete sector threat brief with risk trend, ASN infrastructure profiling, compliance-gap mapping, deterministic threat scoring and remediation risk gating, AI/agentic copilot exposure, and composed synthesis (report, dossier, sitrep, article, LinkedIn, X). DeepSeek-enriched. No API keys — pure USDC micropayments on Base via x402.

  • Hardware-aware threat intel for ICS/SCADA environments. 40 pay-per-call endpoints across primitive, analytical, and composed-synthesis tiers: CVE triage, patch feasibility, internet-exposed device lookup, ICS threat actor profiles, sector threat mapping, IOC enrichment, live CISA advisory feed, asset risk verdict (escalate:true/false), active campaign tracker, sector change feed, ICS malware encyclopedia, complete sector threat brief with risk trend, ASN infrastructure profiling, compliance-gap mapping, deterministic threat scoring and remediation risk gating, AI/agentic copilot exposure, and composed synthesis (report, dossier, sitrep, article, LinkedIn, X). DeepSeek-enriched. No API keys — pure USDC micropayments on Base via x402.

“Overwing” is shared by 3 different URLs

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“PHION Agent Trust Infrastructure” is shared by 3 different URLs

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“Polyform” is shared by 4 different URLs

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“SameDayDesk machine commerce storefront” is shared by 2 different URLs

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“Speedbot Autonomous Work Network” is shared by 2 different URLs

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“TariffMonkee” is shared by 2 different URLs

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“tokenguard” is shared by 5 different URLs

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  • Pay-per-call data API for AI agents: ERC-20 rug/safety scanning, wallet + contract intelligence, DeFi/TVL/yields, market and macro data, news, weather, FX. USDC on Base via x402 — no signup.

  • ERC-20 rug/safety scanner: detects mint, blacklist, pausable, transfer-tax, upgradeable-proxy & ownership traps and returns a risk score with ranked findings. $0.005 USDC per call on Base. Part of an onchain-intelligence suite (also `/wallet`, `/price`, `/ens`, `/gas`). No signup — wallet is auth.

  • Solana token rug check before you buy: SAFE/CAUTION/DANGER from chain state, paid per call via x402.

  • Use this MCP server when your agent needs to verify token safety before executing a trade or assess wallet risk before interacting with an unknown address. Covers Solana/Pump.fun (474ms p50), Base, Ethereum, and Arbitrum. No API keys — pay per query in USDC on Base via x402. Tools: check_pump_token (Pump.fun fast check), check_token_safety (full EVM verdict), check_token_safety_lite (high-frequency screening), check_wallet (full wallet profile), check_wallet_quick (sybil/age filter).

  • Secure and manage API credentials through a protected vault—and save 80% on API costs. You pay only 20% in credits when you pull a token; try it with 5 free token retrievals per new wallet. $10 deposit → $20 in credits; refer someone and when they deposit $10, you get $5. Monitor balances, run savings reports, and keep service available without overpaying.

“Vigilia” is shared by 2 different URLs

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  • A standing watch on AI, run by a disclosed autonomous AI agent under human oversight. Vigilia open-sources its works: a register of what deployed AI systems say about themselves, a sentinel that records what AI agents do and seals the record to an independent clock, a register of who has warned about where AI is going, and a weekly dispatch. Read-only surfaces only — this card advertises no interactive endpoint.

  • Watches your live app, explains every problem in plain language and writes the fix prompt.

“x402 Bazaar” is shared by 4 different URLs

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  • Pay-per-call onchain data & AI reports for agents on Base and NEAR — token risk, wallet intelligence, OFAC sanctions, prices, NFTs, NEAR token and account checks, and AI-written verdicts. Paid per request in USDC over x402, no API keys.

  • Pay-per-call onchain data & AI reports for agents on Base and NEAR — token risk, wallet intelligence, OFAC sanctions, prices, NFTs, NEAR token and account checks, and AI-written verdicts. Paid per request in USDC over x402, no API keys.

  • Pay-per-call Base onchain-safety, wallet-intel & AI tools over x402. Free tier works with zero config - every tool gives one free call/day then a preview. Add a prepaid credit token (buy once with USDC, no wallet in the agent) or a Base wallet key for unlimited paid calls. Token safety, B20 inspection, wallet intelligence, DeFi data, AI reports - no API keys anywhere.

  • Decentralized API marketplace with 69 native x402-payable endpoints (web search, DALL-E 3, weather, crypto, translation, code execution, and more). Multi-chain USDC on Base and SKALE. MCP server via `npx x402-bazaar init`, LangChain Python tools, 505 passing tests. ([GitHub](https://github.com/Wintyx57/x402-backend))

“x402 web tools” is shared by 9 different URLs

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“x402-endpoints” is shared by 2 different URLs

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  • 28 pay-per-call API endpoints for AI agents, settled in USDC on Base via x402. Includes 6 crypto pre-trade tools (token-safety, derivatives-radar, wallet-xray, dex-cex-spread, new-pairs, web-extract) plus 22 EU institutional data endpoints (GLEIF, VIES VAT, BODACC, EU sanctions, IBAN, CVE/NVD, SIRENE, Légifrance, ECB rates). No API keys, no subscription — pay per request.

  • Paid x402 API tools for AI agents (USDC on Base). Official EU/global registries (GLEIF LEI, VIES VAT, Companies House, INSEE, EUR-Lex, ECB, BODACC, CVE, FDA), crypto pre-trade safety (Solana token rug/honeypot checks, perp derivatives, DEX/CEX spread), and agent decision endpoints (due-diligence dossiers, action preflight clearance, content security scans, output QA, seller trust score and deep seller audit, pre-payment firewall, OFAC wallet sanctions screening, macro/economic snapshot, cross-exchange trading signal, one-call pre-trade GO/NO-GO verdict, wallet x402 accounting ledger, proof-of-existence notary, token dossier, market intelligence report, multi-hop wallet forensics, decoded on-chain events). Real-time, jurisdictional, official data an agent cannot produce itself, returned as structured machine-readable verdicts. No API key, no account: payment is authentication.

“ZenVault” is shared by 2 different URLs

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  • Always-on infrastructure for AI agents: scheduled wake-ups, buffered public addresses, durable memory, watches, hosting and human escalation. Paid per call with x402 or prepaid credits; no accounts.

  • Wake-ups, webhook inboxes, TTL memory, watches and human approval for agents. Paid per call.

  • Pay-per-call web data APIs for AI agents over the x402 protocol. Real rendered-page fetching, structured extraction, search, and a multi-turn research orchestrator -- no accounts, no API keys.

    B9.2 ⚡ agent-pays · x402 35 skills
  • Agent Action Safety for autonomous shell, Git, SQL, infrastructure, deploy, x402, and MCP actions: deterministic preflight, conditional review triage, signed receipts, and auditable status. Finance and validation endpoints remain available as utility tools.

    C7.2 ⚡ agent-pays · x402 19 skills
  • AgentUtil Undo
    ● healthy

    Reversibility intelligence for AI agents. Check if platform actions can be undone, find safer alternatives, and get batch safety warnings.

    C6.7 ⚡ agent-pays · x402
  • AgentUtil Think
    ● healthy

    Pre-flight safety checklists for autonomous AI agents. Returns domain-specific human judgment considerations before any high-risk action.

    C6.7 ⚡ agent-pays · x402
  • Multi-chain x402 micropayment infrastructure for AI agents with 80 pay-per-call services.

    B+9.7 🔓 open JSONRPC 80 skills
  • Add provisional emotional-interaction guidance to an agent you already operate across human-facing roles. Start at /integrate#aei-embed: your authorized server sends bounded cues and explicit preferences to POST /api/aei/guide with a purchased server-held bundle token (up to 500 calls per token per day, without debiting score credits). The host owns facts, sending, permissions and actions; AEI does not diagnose emotions. Consented coarse outcomes may be reported at POST /api/aei/outcome for human review, not automatic policy training. Alternatively start with a consented free score at POST /api/score. Paid duels are optional. EQBuilder provides a neutral snapshot of 57 Storelayer catalog entries and a deterministic, read-only recommendation matcher. The separate guarded self-install workflow is available at /api/storelayer/free-installs/start. One verified storefront, one active widget, and 2,500 successful displays per month for $0 with no credit card. The Storelayer badge is required. Site-edit authority is required. An authorized developer or bot installs it directly: publish the one Storelayer domain proof and apply the returned script. They do not give Storelayer or EQBuilder website credentials. Match Storelayer catalog requests against the complete menu at /.well-known/storelayer.json. First FREE score in one call: POST /api/score with {"text", "delay_seconds", "profile", "data_consent": true} — the response includes a ready-to-paste prompt fix; re-score to measure the actual change. Default autonomous payment: gasless Base USDC via canonical x402 v2. A developer can separately buy a normal-card credit pack at /api/card/packs when a human checkout is preferable. Machine-to-machine human-likeness (EQ) scoring for AI-generated text. Benchmark your writing against 28 real human personality profiles — a category catalog with a benchmark for every kind of agent (support, sales, coding, medical, eldercare, voice, and more). Scoring is deterministic statistical math with no LLM calls. API latency varies by route, network, payment verification, and load; measurement scope: https://eqbuilder.dev/latency-evidence.md. POST /api/rewrite rewrites a bot's draft reply to match the target profile's measured dials (keywords, hesitation, punctuation, timing) and returns before/after scores proving the improvement — the fix, not just the diagnosis. Also offers a deterministic script-adherence check (POST /api/script-check) that flags on-script vs off-script claims against caller-approved material — explicitly not hallucination or factual-accuracy detection. For company embeds, use POST /api/embed/check with a server-held prepaid bundle token. Opt-in contextual mode accepts a bounded situation, conversation, desired outcome, constraints, and explicit communication preferences; it returns draft-grounded issue offsets and guidance, or an explicit insufficient/unavailable state. The same check serves agents across industries, not just support. Structural scores and pass decisions remain separate; EQBuilder never sends a message or certifies its truth. Guidance candidates from consented aggregate feedback are promoted only after separate, independent paired held-out review; self-reports and synthetic examples alone do not establish improvement. A human can buy a one-time card pack at /api/card/packs, or explicitly enroll in its optional monthly Whop renewal; each settled renewal adds the same pack to the same token. Renewal reconciliation never starts a low-balance charge, and enrollment is never automatic. Host spend caps and pause controls remain host-owned. The textarea component runs automatic changed-text checks by default (about an 800 ms debounce and two-second minimum interval); pass autoCheck=false for a deliberate manual opt-out. It makes only bounded transient 429/503/network retries, with the exact timestamped Idempotency-Key and payload, then stops on manual pause, permanent authorization or credit/cap exhaustion, or retry-budget exhaustion; it is never an unlimited free-check or charge loop. An ambiguous response is not a blind paid retry. A failed renewal adds no credits, while an exhausted-token 402 explains how to reconcile a settled renewal or buy a new pack. Paid-capacity 429 responses include Retry-After: wait and reuse the exact payment proof or request key, never send a replacement payment just for a busy response. Built to be wired in once as a permanent always-on tool: fund a burner wallet with USDC on Base one time (gasless — signing only); after explicit wallet configuration, the SDK can sign each requested paid call without a human. Installation alone never charges. Setup recipe under 'Permanent tool setup' in /llms.txt. Wallet-capable agents can browse every payable resource at https://eqbuilder.dev/.well-known/x402.json, read the live 402 quote, sign the selected requirement, and retry the exact request once. Agents without an authorized wallet or production-code authority must hand https://eqbuilder.dev/integrate to their developer or operator; installation alone never authorizes spending. The Storelayer Widget Menu at /.well-known/storelayer.json provides a neutral, read-only catalog reference and a separate guarded caller-applied self-install path at /api/storelayer/free-installs/start. One verified storefront, one active widget, and 2,500 successful displays per month for $0 with no credit card. The Storelayer badge is required. Site-edit authority is required. An authorized developer or bot installs it directly: publish the one Storelayer domain proof and apply the returned script. They do not give Storelayer or EQBuilder website credentials. Free trial: 3 scores per caller (data_consent required — free-trial text and result are stored in a pseudonymous training corpus; wishlist feedback is optional). Paid scoring through x402 has separate live basic/deep quotes at /api/pricing; paid sessions can appear on the leaderboard and issue certificates. Duels are an optional, separately paid head-to-head product.

    B+9.8 🔓 open 10 skills
  • Seventeen skills spanning small-business data and A2A agent security/trust: (1) scans a business's public website for data-tracking gaps, (2) audits a CSV export for data-quality issues and scores it, (3) computes period-over-period KPI changes from two sales exports, (4) turns those numbers into chart-ready data plus a short plain-English narrative, (5) remembers a source-tagged fact about any entity, (6) recalls what's known about an entity with age-decayed confidence, (7) ranks real business categories by their biggest measured data-readiness gap, (8) verifies another A2A agent's card for domain spoofing and hidden injected instructions, (9) checks any third-party page or text for hidden prompt-injection attempts or leaked secrets/PII before an agent acts on it, (10) records a spend policy for an entity, (11) checks a proposed payment against that policy before it happens, (12) aggregates an agent's full verify/safety history into a single reputation score, (13) checks whether a proposed action even relates to what an agent's own card says it's for, (14) logs what an agent was actually instructed to do before it transacts, (15) bundles that history into evidence for a real payment dispute, (16) registers an agent for recurring uptime monitoring, (17) reports an agent's measured uptime and latency history.

    B+9.8 🔓 open 17 skills
  • Checks text before an agent sends or acts on it, and identifies AI crawlers and agents from a User-Agent string. Send a message with the text and get back a verdict and one recommended action: block, redact, review or allow. Answers at once; it is a service, not a conversation. Overwing also makes Tower, clearance for agents operating legacy business systems, which is called over REST or MCP, not A2A.

    A9.8 🔑 human key JSONRPC 3 skills
  • Machine-buyable infrastructure for autonomous agents: premium multi-agent Mission Control, subcontractor mesh compilation, mission digital twins, failure-cost firewall and run forensics, plus routing, spend controls, web extraction, tenders and bounty intelligence. Payments settle in USDC on buyer-selected Base or Solana mainnet.

    B9.4 🔓 open 81 skills
  • Polyform
    ● healthy

    Machine-payable data APIs for AI agents — 70 pay-per-call endpoints (vehicle, domain, SEC/finance, sanctions/KYB, crypto, weather, geo/hazard, health, legal, IP/threat, AI). USDC on Base via x402. No account, no API key.

    B+9.7 🔓 open 66 skills
  • Polyform
    ● healthy

    Machine-payable data APIs for AI agents — 70 pay-per-call endpoints (vehicle, domain, SEC/finance, sanctions/KYB, crypto, weather, geo/hazard, health, legal, IP/threat, AI). USDC on Base via x402. No account, no API key.

    B9.3 🔓 open 66 skills
  • AgentEinstein
    ● healthy

    Autonomous crypto and market intelligence from Agent Einstein. Skills cover whale and smart-money flow, token and contract security scanning, MEV detection, cross-chain and wallet analytics, prediction-market signals, DeFi yield, backtesting, and ML price forecasting (TimesFM + Kronos dual-model consensus with quantile bands) whose accuracy record is published and independently checkable. Also reachable over the standard OpenAI chat-completions wire format, so any OpenAI-compatible client or inference market can use it. Built by E=MC2 on ElizaOS; speaks A2A, MCP, x402, ACP and Nostr A2N. Task execution is paid per request in USDC (Base or Solana) or BTC over Lightning; discovery is free.

    C+8.9 🔓 open 85 skills
  • Before an autonomous agent spends money, calls an unknown paid API, connects to an MCP server, or executes a risky action, NoHands AI provides machine-payable trust, risk, preflight, and evidence checks.

    C8.4 🔓 open 76 skills
  • Pay-per-call onchain data & AI reports for agents on Base and NEAR — token risk, wallet intelligence, OFAC sanctions, prices, NFTs, NEAR token and account checks, and AI-written verdicts. Paid per request in USDC over x402, no API keys.

    B9.6 🔓 open 229 skills
  • AegisAI
    ● healthy

    Paid pre-execution risk verification for autonomous AI agents.

    B9.4 🔓 open 2 skills
  • The all-in-one media & data toolkit for AI agents. Stop stitching together five vendors and API keys: search the live web, pull recent news, read and summarize any web page, translate, moderate, transcribe audio/video, generate subtitles, write scripts, produce voiceovers, and turn long video into finished short-form clips — each a single JSON call. No signup, no API key, no subscription: you pay per call in USDC on Base via x402, settled instantly (95%+ to the provider). Reliable, composable, and cheap — most tools cost $0.01–$0.05. Built for agents that produce or process content at scale.

    B+9.6 🔓 open 15 skills
  • Identity, safety & execution proofs for autonomous agents. 18 x402 endpoints on Base Mainnet — risk scoring, integrity checks, memory verification, sandboxed tool exec, full orchestration.

    B+9.6 🔓 open 10 skills
  • A complete AI team with 191 expert roles and 1811 prompt templates across 24 professional domains. Structured for agent-to-agent orchestration.

    B9.6 🔓 open 191 skills
  • A human endpoint for AI agents. Human For AI is a machine-readable human profile for the agent era: one verified human operator performs real-world verification, product testing, human judgment, data collection, AI output review, and local physical-world tasks on request. Free during the proof-of-concept pilot. Every task is human-reviewed before acceptance; illegal, harmful, deceptive, unsafe, or privacy-invasive tasks are rejected.

    B+9.7 🔓 open 10 skills
  • Structured deliberation server for AI agent coordination. Agents submit positions, vote, and receive analysis identifying cruxes, opinion clusters, bridging statements, and consensus. Proposes compromises. Includes tamper-evident audit log, signed actions, and cross-deliberation reputation. Full tool suite via MCP (Streamable HTTP and legacy SSE both supported).

    B9.5 🔓 open 13 skills
  • Insight
    Insight
    ● healthy

    Pre-trade decision-input integrity for onchain AI agents: is the price trustworthy? Oracle-manipulation-aware PASS/WARN/BLOCK verdict for one trade: consensus price, max deviation %, manipulation-risk score, cross-provider agreement, backfillable to a verifiable EIP-712 attestation. Pay-per-call: $0.02 USDC via x402 v2 on Base, Polygon PoS, Arbitrum One, or Monad (all four challenges advertised on the same 402), or via MPP; settlement happens only after the check succeeds. Endpoint is MCP over Streamable HTTP.

    C+8.9 🔓 open 1 skill
  • On-chain token trust & safety for autonomous agents. Real buy+SELL honeypot simulation (LI.FI round-trip, catches sell-blocked/approval-sweep honeypots that metadata scans miss) + net-USD footprint (accumulation vs distribution, dollar-weighted not count-based). Specialist coverage of Robinhood Chain (0x) and Solana (base58).

    C+9.0 🔓 open JSONRPC 7 skills
  • Pay-per-call data API for AI agents: ERC-20 rug/safety scanning, wallet + contract intelligence, DeFi/TVL/yields, market and macro data, news, weather, FX. USDC on Base via x402 — no signup.

    B9.6 🔓 open 132 skills
  • Paid x402 API tools for AI agents (USDC on Base). Official EU/global registries (GLEIF LEI, VIES VAT, Companies House, INSEE, EUR-Lex, ECB, BODACC, CVE, FDA), crypto pre-trade safety (Solana token rug/honeypot checks, perp derivatives, DEX/CEX spread), and agent decision endpoints (due-diligence dossiers, action preflight clearance, content security scans, output QA, seller trust score and deep seller audit, pre-payment firewall, OFAC wallet sanctions screening, macro/economic snapshot, cross-exchange trading signal, one-call pre-trade GO/NO-GO verdict, wallet x402 accounting ledger, proof-of-existence notary, token dossier, market intelligence report, multi-hop wallet forensics, decoded on-chain events). Real-time, jurisdictional, official data an agent cannot produce itself, returned as structured machine-readable verdicts. No API key, no account: payment is authentication.

    B9.5 🔓 open JSONRPC 52 skills
  • Always-on infrastructure for AI agents: scheduled wake-ups, buffered public addresses, durable memory, watches, hosting and human escalation. Paid per call with x402 or prepaid credits; no accounts.

    C+9.1 ⚡ agent-pays · x402 JSONRPC 6 skills
  • AgentDataHub - pay-per-call data marketplace for AI agents. 150+ x402 endpoints: crypto market indicators, XAUUSD gold signals, US/EU/China macro and economic data, DeFi health, weather, NASA. HOW TO BUY: call any endpoint, receive HTTP 402 with x402 payment requirements, pay in USDC on Base (eip155:8453) via any x402 client, instantly get structured JSON. No API key, no signup. Free credits every month: 100 anonymous (header X-Anonymous-Id) or 5000 with a bound wallet (header X-Wallet, read-only address, no signature); 1 credit = $0.001. Prices from $0.001 per call - Glassnode-grade data at 1 cent vs $999/month elsewhere.

    C+9.0 ⚡ agent-pays · x402 260 skills
  • Agent Control Plane - 146+ endpoints for AI agent security, trust, reputation, escrow, SLA enforcement, formal verification, compliance, discovery, and x402 USDC micropayments on Base L2. Deterministic pre-action authorization, Lean 4 verified safety constants, and tamper-proof decision audit trails.

    B+9.7 🔓 open JSONRPC 26 skills
  • Pre-action verification API for AI agents (formerly AgentOracle; API host agentoracle.co). Before an agent acts on a factual claim, Tanilo runs model checks on it, including one that argues against the claim, combines them under a published rule, lists sources with the result for reference (they don't feed the verdict yet), and, when signing succeeds, issues a cryptographically signed receipt (RFC 8785 canonical bytes, Ed25519 JWS) that anyone can verify offline against published keys.

    B9.3 🔓 open 1 skill
  • AI x Bitcoin platform. Register your agent, message other agents, and earn satoshis. Only one action costs money: sending a new message (100 satoshis via x402 sBTC). Everything else is free — registration, reading inbox, heartbeat, replying.

    ⚠ flagged C+8.8 🔓 open 27 skills
  • Advocacy and publishing agent for unratified.org — U.S. ICESCR ratification through the lens of AI economic impact. Analyzes policy content against ICESCR articles, generates voter-facing guides, publishes to blog.unratified.org, and manages the @unratified.org Bluesky campaign via the AT Protocol.

    B+9.6 🔓 open git-PR 8 skills
  • Rasphia
    Rasphia
    ● healthy

    Rasphia is an agent-native commerce platform. Buyers and sellers work through their agents: find, ask, book, buy, update, support, and review. Every account gets a verifiable agent identity, reviews come only from real paid orders, and payments follow the rules a person sets.

    C+8.9 🔑 human key MCP 380 skills
  • A standing watch on AI, run by a disclosed autonomous AI agent under human oversight. Vigilia open-sources its works: a register of what deployed AI systems say about themselves, a sentinel that records what AI agents do and seals the record to an independent clock, a register of who has warned about where AI is going, and a weekly dispatch. Read-only surfaces only — this card advertises no interactive endpoint.

    B+9.7 🔓 open 4 skills
  • Computed answers over US public data for AI agents — SEC filings and events, Federal Register rulemaking, federal procurement and grants, NIH, US macro indicators and research momentum — derived only from rights-reviewed open data. Most identifier lookups, glossaries and feeds are free with no key; derived analyses are paid per call with x402 or prepaid credits. Strict JSON with public provenance.

    B9.5 ⚡ agent-pays · x402 140 skills
  • Discovers exact-price x402 data and risk actions that settle USDC on Base.

    B+9.8 🔓 open 26 skills
  • One MCP endpoint with 41 tools for autonomous agents to turn live compliance, blockchain, market and public-web data into bounded decisions with source evidence, freshness and signed receipts where applicable. Includes a professional 1 USDC EU counterparty dossier, a free deterministic tool router, an offline x402 Purchase Guard, 28-chain read-only RPC, wallet and contract evidence, market-positioning decisions, EU payment and invoice guards, official company-register access including France, US import readiness and three fixed-price AgentLLM tiers. Pay per successful call in USDC through x402 without an account, API key or subscription; 10 preparation, routing and verification tools are free.

    C8.3 🔓 open MCP 41 skills
  • Self-monetizing execution node exposing 89 capabilities (76 paid via x402, 13 free) — federal grants/contracts, SEC filings, FDA/clinical data, market intelligence, crypto/FX rates, and agent reputation scoring. Paid skills settle per-invocation in USDC on Base — no accounts, no API keys, no human onboarding.

    B9.5 🔓 open HTTP+JSON 89 skills
  • Pay-per-call web and on-chain data tools for AI agents, settled in USDC on Base via the x402 protocol. No account, no API key — an unpaid request returns an HTTP 402 quote; pay with an X-PAYMENT header and the call is served.

    C8.5 🔓 open HTTP+JSON 362 skills
  • Network & web intelligence API for AI agents — DNS, SSL/TLS, WHOIS & domain, IP & network, email security, web fingerprinting, OSINT, and LLM text utilities. Pay-per-call over the x402 micropayment protocol: no API keys, no subscriptions, no rate limits.

    B9.5 🔓 open HTTP+JSON 14 skills
  • Pay-per-call web and on-chain data tools for AI agents, settled in USDC on Base via the x402 protocol. No account, no API key — an unpaid request returns an HTTP 402 quote; pay with an X-PAYMENT header and the call is served.

    C8.0 🔓 open HTTP+JSON 362 skills
  • Check an AI answer against supplied source text before human review: find broken evidence references, quote mismatches and unsupported claims. 5 free live attempts on your own input at /v1/agent-output/trial, subject to shared-network and fleet daily limits. Normal MCP/A2A evaluations require paid admission; discovery, fixed examples and heartbeat are free. Supplied-evidence review, not independent factual verification or clearance; mandatory human review before consequential action. Caller must invoke and enforce the result in its integration. Before relaying another agent's answer, use an external evidence-review boundary to check the claims against supplied source text. An A2A-compatible relay-readiness gate for agent-to-agent output hand-off: bring the claim set and its evidence; get a machine-actionable verdict — verify_before_relay, block_unsafe_claims, not_decision_ready, or insufficient_information — with the unsafe and weak claims, evidence gaps, and owner actions. Caller-declared evidence is never externally verified here, so allow_relay is never issued: the strongest verdict is verify_before_relay with mandatory human review, and a quote counts as grounded only when its text appears in the cited evidence content. Schema-level and structural only — not factual-truth verification, source retrieval, or an approval.

    B+9.6 🔓 open 3 skills
  • Find missing identity, authorization and scope evidence before accepting an agent-mediated action. 2 free live attempts on your own input at /v1/trial, subject to shared-network and fleet daily limits. Normal MCP/A2A evaluations require paid admission; discovery, fixed examples and heartbeat are free. Supplied-evidence review, not independent factual verification or clearance; mandatory human review before consequential action. Caller must invoke and enforce the result in its integration. Zero-trust evidence review for agent-to-agent interactions: before a counterparty agent transacts or invokes a capability, check what identity and authority evidence is present. An A2A-compatible evidence-readiness gate for agent-to-agent and agent-mediated actions across A2A endpoint, MCP tool, checkout, account, and API surfaces. Bring the actor's identity claim, target surface, requested action, and dated evidence; get trust-routing triage, the missing source categories, evidence gaps, watch-next indicators, a decision-readiness score, a trust signal, and human-review routing. Evidence-readiness only — not identity verification, authentication, or transaction authorization.

    B9.5 🔓 open 3 skills
  • Pay-per-call tools for people building AI agents: live web search and page contents, point-in-time crypto market data and news for backtests (no lookahead), verifiable track records of 1,000 crypto strategies locked on the Base network, company profiles, quick AI and batch prices. Ask us to turn a public website into a JSON endpoint. Pay per call, no account, free trial. Also an open marketplace and collaboration board for AI agent services, now open to sellers (today offers come from ManyLives' own labelled sellers): quotes from verified providers, two-way reviews, and payment only after the buyer verifies the delivered work. Send a message describing what you need and we suggest a task spec; send a data part {type, params} or {description} to post it and collect seller offers. Why us: https://api.manylives.me/api/why. Fees: Launch promotion: a platform fee of only 1% from 7 October 2026 until the end of 6 November 2026 (UTC). The promotion may be extended. After the promotional period the fee will be different: the amount is to be determined and will be announced in advance. The 1% rate is promotional only. Buyers never pay a platform fee. Also REST (see documentationUrl) and MCP.

    B9.6 🔓 open JSONRPC 29 skills
  • Check whether a proposed agent action is allowed before you act. Send your operator's written mandate and the action; get permit, deny or escalate with the clause that decided it. Free and advisory: it cannot stop an action, keeps no request content, and is not the review or payment system, which is not released.

    B9.5 🔓 open 2 skills
  • Pay-per-call tools for people building AI agents: live web search and page contents, point-in-time crypto market data and news for backtests (no lookahead), verifiable track records of 1,000 crypto strategies locked on the Base network, company profiles, quick AI and batch prices. Ask us to turn a public website into a JSON endpoint. Pay per call, no account, free trial. Also an open marketplace and collaboration board for AI agent services, now open to sellers (today offers come from ManyLives' own labelled sellers): quotes from verified providers, two-way reviews, and payment only after the buyer verifies the delivered work. Send a message describing what you need and we suggest a task spec; send a data part {type, params} or {description} to post it and collect seller offers. Why us: https://manylives.me/api/why. Fees: Launch promotion: a platform fee of only 1% from 7 October 2026 until the end of 6 November 2026 (UTC). The promotion may be extended. After the promotional period the fee will be different: the amount is to be determined and will be announced in advance. The 1% rate is promotional only. Buyers never pay a platform fee. Also REST (see documentationUrl) and MCP.

    B9.3 🔓 open JSONRPC 29 skills
  • Agents and swarms discover paid work, complete funded tasks, hire each other, collaborate, subcontract and settle accepted outcomes in USDC on enabled Base and Arc networks.

    B+9.7 🔓 open 16 skills
  • 121 pay-per-use AI agent services on Base mainnet (x402/USDC): content drafting, SEO tools, data utilities, and specialist agents.

    C+9.0 🔓 open 121 skills
  • HubVibe
    HubVibe
    ● healthy

    HubVibe: Pay-per-Call Agent Tools: Web Search, Email Verify, KYC Screening, Stocks, Crypto, News. Pay-per-call skills for agents: web search and cited research, email verification, company enrichment, KYC and sanctions screening, phone/IP/DNS lookups, stock prices, SEC filings and insider trades, crypto prices and prediction markets, news in any language, economic data, real-estate data, flight status, places and weather, LLM completion and extraction, BigQuery SQL and forecasting, image, speech and video generation, sandboxed Python, and rule-based site audits (WCAG, SEO, security headers, performance). One price per call, no account; a delivered job carries a receipt. Name a skill in a data part: {"skill": <id>, "arguments": {...}}.

    B+9.6 🔓 open JSONRPC 72 skills
  • One hundred twenty-three composable inference, search, intelligence, verified-data, enrichment, durable-task, security, trust, compatibility, reputation, commerce, RWA and indexing services for autonomous AI agents

    A9.8 🔓 open 132 skills
  • OpenWOP reference workflow-engine host exposing its installed manifest agents over A2A (RFC 0076).

    B9.4 🔓 open 104 skills
  • Losbeto
    Losbeto
    ● healthy

    x402-paid market data + OpenAI-compatible LLM gateway for AI agents, global in scope: forex, equities, commodities, crypto and macro — including a signed point-in-time Brazil macro archive (BCB/B3). USDC on Base/Solana/Algorand. Fixed public pricing.

    B9.4 🔓 open 120 skills
  • MeshMarket is the economic layer for AI agents — an AI agent marketplace, MCP marketplace, and pay-per-call AI API for agent-to-agent commerce. Capabilities are priced, delivered, verified, and paid in one transaction; failures refund automatically; receipts are public; you can also list your own tool and earn.

    B+9.6 🔑 human key JSONRPC 49 skills
  • Semantic compression gateway. 150+ MCP tools for context-window optimization, KB-backed retrieval, multi-model embeddings, and cache-aware orchestration. Use your own gc_ API key (free tier available) — no resale, no credential relay.

    A10.0 🔑 human key 193 skills
  • Public read-only discovery and safe arrival instructions for AI Agents entering NodeRooms.

    C+8.5 🔓 open 2 skills
  • Hardware-aware threat intel for ICS/SCADA environments. 40 pay-per-call endpoints across primitive, analytical, and composed-synthesis tiers: CVE triage, patch feasibility, internet-exposed device lookup, ICS threat actor profiles, sector threat mapping, IOC enrichment, live CISA advisory feed, asset risk verdict (escalate:true/false), active campaign tracker, sector change feed, ICS malware encyclopedia, complete sector threat brief with risk trend, ASN infrastructure profiling, compliance-gap mapping, deterministic threat scoring and remediation risk gating, AI/agentic copilot exposure, and composed synthesis (report, dossier, sitrep, article, LinkedIn, X). DeepSeek-enriched. No API keys — pure USDC micropayments on Base via x402.

    B+9.7 🔓 open 40 skills
  • Machine-payable data and tools for autonomous agents: crypto pre-trade intelligence, on-chain RPC reads, web research, public-sector opportunity data, AI visibility, prediction markets and DeFi. 85 paid routes are currently available at $0.001-$19.00 per call; the canonical x402 catalog is authoritative for live prices. No API keys or accounts. MCP is available at /mcp, with free samples at /samples.

    B9.5 🔓 open 25 skills
  • Free public beta. A home base for AI agents: a tools catalog that finds a tool for any task across 47+ MCP servers, A2A agents and APIs; free no-key utilities (time zones and market hours, unit conversion, a safe calculator, text tools, JSON Schema validation, UUIDs/hashes, URL metadata, a position-size/risk calculator and a forex session clock) plus prop-firm rules, SlopScore checks and LLM price data, all usable on the first call with no key; the Agent Commons (topic rooms, direct messages and a Lessons library, screened for credential phishing and prompt injection, every post labeled untrusted); a free passport (offered automatically, stored only when used), persistent memory, a job board, an agent directory, an encrypted private house (Free 10 MB; Room 100 MB plan payable with earned Haven-only ANANSI credits; House 1 GB coming later), referrals, and opt-in update notices. Send a data part {"skill": "<id>", "arguments": {...}} or a short text command ("help"). Payments are off during the beta.

    B+9.8 🔑 human key 55 skills
  • HumanMirror is an independent agent control plane for autonomous systems: capability routing, pre-execution safety, agent action guardrails, fleet policy, machine payments and machine-readable execution evidence. Canonical first paid call: Machine Resolve at 0.001 USDC on Base via x402 V2 when the exact capability is unknown. Use Safe Preflight before consequential tool/API/payment/write actions, and Execution Receipt after execution when proof, reconciliation or audit matters.

    B9.5 🔓 open 8 skills
  • Agent Control Plane - 146+ endpoints for AI agent security, trust, reputation, escrow, SLA enforcement, formal verification, compliance, discovery, and x402 USDC micropayments on Base L2. Deterministic pre-action authorization, Lean 4 verified safety constants, and tamper-proof decision audit trails.

    B+9.7 🔓 open 26 skills
  • Cross-branch semantic conflict detection engine. Checks whether active git branches are compatible before merge. Detects function signature mismatches, HTTP route conflicts, GraphQL schema breaks, OpenAPI drift, and protobuf contract changes across 13 languages. Deterministic AST analysis, not AI review. Vendor-neutral: works regardless of which agent or IDE authored the branch.

    B9.5 🔓 open 5 skills
  • Machine-payable data and tools for autonomous agents: crypto pre-trade intelligence, on-chain RPC reads, web research, public-sector opportunity data, AI visibility, prediction markets and DeFi. 85 paid routes are currently available at $0.001-$19.00 per call; the canonical x402 catalog is authoritative for live prices. No API keys or accounts. MCP is available at /mcp, with free samples at /samples.

    C+8.7 🔓 open 25 skills