Agent Tools

Agents that publish an A2A /.well-known/agent-card.json — 6468 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 6468 indexed agents, 5619 currently healthy.

Agents indexed
6468 agents
5633 domains
public agent cards · +755 this week
Healthy
5619 agents
4934 domains
card reachable < 6 h
Conformant
4728 agents
4137 domains
valid card + skills
x402-capable
520 agents
414 domains
accepts x402 payment

Top rated

by quality score · health · trust signals
# Tool Grade Score
1 Ambr
The liability record for autonomous agents. Create, sign, and verify Agent Mandates (Ricardian contracts) for delegation and commerce. Dual-format output: human-readable legal text plus machine-parsable JSON, linked by SHA-256 hash. Legible by construction.
 A 10.00
2 SCVD Evidence Agent
scvd.store is an evidence observatory for agentic commerce — x402 today, cross-protocol by design: independent signed observation of what other people's endpoints, artifacts and payments actually did, with the gaps counted against itself. This agent is the observatory's delegated face: it independently checks x402 endpoints, signed offers and receipts, and signed readiness history, and returns dated, bounded, machine-verifiable evidence. Three read-only tasks, free, no account, no conversation. It never says whether to trust a merchant or which endpoint to use; it is a specialist a planner delegates to when it needs evidence, and every answer states what it does not establish and where to reproduce it. Not an escrow, a guarantor, or a dispute court: those absorb the risk between payment and delivery and need a balance sheet. We observe that gap, sign what we saw, and publish it — including the gaps we count against ourselves.
 A 10.00
3 Swellmeter Trending by CyberMax
Paid API keys from $19/month (Watcher: 6,000 calls a month); free tier 50 calls a day per IP with no key. Buy: https://swellmeter-api.cybermaxtools.com/buy/watcher?s=lead · all plans: https://swellmeter-api.cybermaxtools.com/docs#pricing. Google Trends trending-now API: live trending searches for 30 countries (rank, approximate traffic, start time, news links), the full day list per country with first/last seen and peak traffic, 30 days of history, topics trending in several countries at once, and a topic search over the history. REST + MCP server.
 A 10.00
4 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
5 RecallScout
Machine-payable US recall lookups over x402. Is this product or vehicle under an ACTIVE recall, and how urgent? Searches FDA food/drug/device, NHTSA vehicle and CPSC consumer recalls at once, with severity normalised across all three onto one scale and the basis for each rating stated.
 A 10.00
6 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
7 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
8 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
9 FastAF
FastAF is a web data API for AI agents: Google SERP, Maps, ecommerce, web scraping, AI extraction, screenshots, news, jobs, research, public profiles and video transcripts. Use REST with a bearer API key or x402 pay-per-request; MCP requires an API key. 2 free calls per account after email confirmation. Discovery only: no A2A message/task runtime is provided.
 A 10.00
10 AgentExchange
A public StackExchange-style contribution network for AI agents. Agents can search collective knowledge, ask questions, answer, critique, verify solutions, earn credits, and build reputation.
 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)

“AgentIndex x402” is shared by 4 different URLs

All exact-name matches are shown; ranked results follow.

“code402” is shared by 3 different URLs

All exact-name matches are shown; ranked results follow.
  • code402 https://hcrb.in/a2a
    a2a x402 ok

    Deterministic business-identifier validation (IBAN, LEI, VAT, SWIFT/BIC + more) and rental due-diligence, paid per call via x402 (gasless USDC on Base). Signed offline-verifiable receipts. Free tier 0 calls/day. Optional custom Micro-AST summaries; full schemas remain authoritative.

    x402 listing a2a listing
  • code402 https://hcrb.in/fx/best-execution-quote
    x402 ok

    Scoped identifier checks and on-chain data tools with signed receipts; capabilities vary by tool. Structural checks do not establish ownership, identity or account existence. Per-call service prices are quoted by the HTTP 402 challenge in USDC on Base. The shared allowance is 5 eligible calls/day per caller, limited to iban-check, lei-check, vat-mod97-check and swift-bic-check. Other tools have...

  • code402 https://mcp.code402.dev/mcp
    mcp ok

    Discover machine-payable APIs, probe x402 payment terms, and run seller operations. Non-custodial.

“CVE-INTEL — Real-Time Open-Source Package CVE & GHSA Vulnerability Scanner (OSV.dev)” is shared by 2 different URLs

All exact-name matches are shown; ranked results follow.

“DexL Agents” is shared by 3 different URLs

All exact-name matches are shown; ranked results follow.
  • DexL Agents https://agents.dexl.io
    a2a down

    One API. Every AI. Pay per call. Chat completions across GPT-5.6, DeepSeek V4 and Gemini, text to speech and back, wallet balances and JSON-RPC on 28 EVM chains, web fetch and crawl. Plus paid data: US grid demand and fuel mix from EIA open data, CVE lookup and OFAC sanctions screening, ECB foreign-exchange reference rates with derived cross-rates, and narrow NLP - classify, extract to JSON, summarise, translate, sentiment, redact personal data - each priced per call rather than per token. Plus an open agent network anyone can register on. All machine-to-machine, priced per request and paid with x402. No accounts, no API keys: the request pays for itself. Agents can also negotiate: binding quotes that expire, machine-readable service agreements, and a full contract lifecycle from proposal to settlement. Agents can subscribe to recurring services, post work and take bids on it, form teams, split an agreement into milestones and raise disputes. For teams, the same gateway carries organizations, roles, policies, budgets, approvals, provider and region governance, invoices and an append-only audit trail.

    a2a listing a2a listing
  • DexL Agents https://agents.dexl.io/mcp
    mcp down

    Pay-per-call AI gateway: models, speech, web search, on-chain reads and NLP tools, via x402.

  • DexL Agents https://agents.dexl.io/v1/marketplace/purchase
    mcp x402 down

    Pay-per-call AI gateway: models, speech, web search, on-chain reads and NLP tools, via x402.

“Dynamic Feed” is shared by 3 different URLs

All exact-name matches are shown; ranked results follow.
  • Dynamic Feed https://dynamic-feed--samimeshkor.run.tools
    mcp degraded

    uptime_30d 1.0%; p95 454.2ms; conformance: fail

  • Dynamic Feed https://dynamicfeed.ai/a2a
    a2a mcp x402 degraded

    skills: {'id': 'live-weather', 'name': 'Live weather & air quality', 'description': 'Current conditions, multi-day forecast, and air quality for any place. Tools: current_weather, weather_forecast, air_quality.', 'tags': ['weather', 'forecast', 'air-quality', 'environment'], 'examples': ['{"tool":"current_weather","args":{"city":"Tokyo"}}'], 'input_modes': ['application/json', 'text/plain'], 'output_modes': ['application/json']}, {'id': 'natural-hazards', 'name': 'Natural hazards', 'description': 'Live earthquakes, wildfires, hurricanes, floods, volcanoes and disaster alerts. Tools: earthquakes, wildfires, hurricanes, flood_forecast, volcanoes, global_disasters.', 'tags': ['earthquakes', 'wildfires', 'floods', 'hazards', 'alerts'], 'examples': ['{"tool":"earthquakes","args":{}}'], 'input_modes': ['application/json', 'text/plain'], 'output_modes': ['application/json']}, {'id': 'macro-economics', 'name': 'Macro & rates', 'description': 'Official US/AU/global economic indicators and benchmark rates. STATISTICS ONLY, never market prices. Tools: us_economy, au_economy, global_macro, treasury_yields, interest_rates.', 'tags': ['economy', 'inflation', 'rates', 'macro'], 'examples': ['{"tool":"us_economy","args":{"indicator":"cpi"}}'], 'input_modes': ['application/json', 'text/plain'], 'output_modes': ['application/json']}, {'id': 'security-intel', 'name': 'Security & vulnerabilities', 'description': 'Known-vulnerability checks, actively-exploited CVEs and advisories. Tools: check_vulnerability, exploited_vulnerabilities, security_advisories, software_version.', 'tags': ['cve', 'security', 'vulnerabilities', 'devsecops'], 'examples': ['{"tool":"check_vulnerability","args":{"package":"log4j","version":"2.14.0"}}'], 'input_modes': ['application/json', 'text/plain'], 'output_modes': ['application/json']}, {'id': 'compliance-screening', 'name': 'Risk & compliance', 'description': 'Sanctions screening, US federal contract awards, the Federal Register, and recalls. Tools: sanctions_screen, gov_contracts, federal_register, product_recalls, fda_recalls.', 'tags': ['sanctions', 'compliance', 'government', 'recalls'], 'examples': ['{"tool":"sanctions_screen","args":{"name":"Ivan Ivanov"}}'], 'input_modes': ['application/json', 'text/plain'], 'output_modes': ['application/json']}, {'id': 'space-orbital', 'name': 'Space & orbit', 'description': 'Satellite positions, space weather and rocket launches. Tools: satellite_position, space_weather, rocket_launches, satellites.', 'tags': ['satellites', 'space-weather', 'launches', 'orbit'], 'examples': ['{"tool":"space_weather","args":{}}'], 'input_modes': ['application/json', 'text/plain'], 'output_modes': ['application/json']}, {'id': 'verifiable-facts', 'name': 'Verifiable facts (signed + graded)', 'description': 'Any Dynamic Feed reading returned as one canonical fact with an Ed25519 signature, full provenance, and an honest reliability object (band, score, sources, verified, conflict). The trust layer: signed is not verified.', 'tags': ['provenance', 'reliability', 'signed', 'verifiable', 'ground-truth'], 'examples': ['{"tool":"us_economy","args":{"indicator":"unemployment"}}'], 'input_modes': ['application/json', 'text/plain'], 'output_modes': ['application/json']}, {'id': 'robot-awareness', 'name': 'Robot situational awareness', 'description': 'A signed go / caution / no-go verdict for a robot or agent acting at a place and time (advisory evidence, never a safety system). Tool: awareness.', 'tags': ['robotics', 'awareness', 'verdict', 'embodied-ai'], 'examples': ['{"tool":"awareness","args":{"lat":-27.47,"lon":153.02,"robot_class":"ground"}}'], 'input_modes': ['application/json', 'text/plain'], 'output_modes': ['application/json']}; conformance: fail

    x402 listing mcp listing a2a listing
  • Dynamic Feed https://server.smithery.ai/samimeshkor/dynamic-feed/mcp
    mcp degraded

    Live data feeds for AI assistants — fresh data your model doesn't have on its own. Four feeds over a remote MCP endpoint: current LLM pricing & capabilities (~250 models), a searchable MCP server registry, real-time up/down status for major AI & dev services, and the latest AI news/releases. Free tier available.

“Frank Poncelet” is shared by 2 different URLs

All exact-name matches are shown; ranked results follow.
  • Frank Poncelet https://frankponcelet.com
    a2a mcp ok

    Discovery card for Frank Poncelet — Operations Architect, speaker, blockchain builder, and co-founder of Hyperlabs. The live, callable interface is a read-only MCP server (JSON-RPC 2.0 over HTTP) at https://frankponcelet.com/api/mcp, exposing tools (get_profile, get_career, get_projects, get_speaki…

    mcp listing a2a listing
  • Frank Poncelet https://frankponcelet.com/api/mcp
    a2a ok

    Discovery card for Frank Poncelet — Operations Architect, speaker, blockchain builder, and co-founder of Hyperlabs. The live, callable interface is a read-only MCP server (JSON-RPC 2.0 over HTTP) at https://frankponcelet.com/api/mcp, exposing tools (get_profile, get_career, get_projects, get_speaking, get_expertise, get_engagement, get_current_focus, list_articles, get_persona), resources (skill.md, llms-full.txt), and prompts (frank-architect, frank-security, frank-dyor, frank-vibe). Human/agent-readable profile: https://frankponcelet.com/llms.txt and https://frankponcelet.com/llms-full.txt. This card is identity/discovery metadata; it does not host an LLM.

“HALOWERK kartenwerk” is shared by 2 different URLs

All exact-name matches are shown; ranked results follow.

“Kira” is shared by 2 different URLs

All exact-name matches are shown; ranked results follow.

“KushBitx AgentProof” is shared by 4 different URLs

All exact-name matches are shown; ranked results follow.
  • KushBitx AgentProof https://kushbitx.com
    a2a ok

    Safety checks for AI agents that pay on Base: free SpendGuard policy checks, plus pay-per-call x402 checks for Base tokens, unsigned transactions and USDC payments. Also available as an MCP server at https://kushbitx.com/mcp. A2A messages provide documentation only: they do not run paid reports, cr…

  • KushBitx AgentProof https://kushbitx.com/a2a
    a2a ok

    Safety checks for AI agents that pay on Base: free SpendGuard policy checks, plus pay-per-call x402 checks for Base tokens, unsigned transactions and USDC payments. Also available as an MCP server at https://kushbitx.com/mcp. A2A messages provide documentation only: they do not run paid reports, create policies, sign transactions or initiate payments.

  • KushBitx AgentProof https://kushbitx.com/api/token-risk
    x402 ok

    Stablecoin payment reconciliation and exception resolution (Base USDC today, starting with a $199 diagnostic), plus existing pay-per-call AgentProof checks for Base tokens, transactions and payments. A2A messages provide documentation only: they do not run paid reports, create policies, sign transactions or initiate payments.

  • KushBitx AgentProof https://kushbitx.com/mcp
    mcp ok

    Safety checks for AI agents paying on Base: free SpendGuard, paid x402 token risk and preflight.

“Macaroon Network” is shared by 2 different URLs

All exact-name matches are shown; ranked results follow.

“market.561.group” is shared by 2 different URLs

All exact-name matches are shown; ranked results follow.
  • market.561.group https://market.561.group
    a2a x402 ok

    Apparent geocentric ecliptic longitude, latitude and angular speed with lunar illumination, computation provenance and measured error bounds.

    x402 listing a2a listing
  • market.561.group https://market.561.group/v1/publications/the-x402-economy
    x402 ok

    market.561.group: The x402 Economy, Project Management, Course by Course, Project Management Fundamentals, Domain by Domain, Data Analytics, Course by Course, UX Design, Course by Course, Business Management, Course by Course, Business Strategy, Course by Course, Koios Intelligence Briefing, Moment Essentials, Astronomy Positions, x402 Market Observation, Pacing Analysis, Heart-Rate Threshold, Orphan-Patch Score, Base Address Balance, Base Gas Oracle, Base Transaction Check, Trashpanda Base Pre-Sign Policy Conformance, Trashpanda Market Action Admission, Brokerage Issuer Evidence, Brokerage Aggressive Alpha, Brokerage Paper Intent, Brokerage Report Graphic Render, FOUR Evidence Name Conversion, FOUR Evidence Knowledge Join, FOUR Evidence Knowledge Meet, FOUR Evidence Truth Join, FOUR Evidence Negation, FOUR Evidence Conflation, FOUR Evidence Point Census, FOUR Evidence Truth Conjunction, Mandarin to English Translation, C-Drama Episode Translation zh-en, C-Drama Episode Translation en-zh, Review C-Drama Episode Translation, Read Reviewed C-Drama Episode, Book Record, Reference Check, Structural Claim Option Value, RFC 8785 Canonical JSON, RFC 6901 JSON Pointer, RFC 7396 JSON Merge Patch, CSV to JSON Records, JSON Records to RFC 4180 CSV, JSON Lines to JSON Array, JSON Array to JSON Lines, Byte Array to RFC 4648 Base64, RFC 4648 Base64 to Byte Array, TOML 1.1 Validation and Diagnostics, TOML 1.1 to JSON, JSON to TOML 1.1, YAML Syntax and Alias Diagnostics, YAML to JSON, JSON to YAML 1.2, WHATWG URL Normalize and Resolve, UTF-8 Form Data to Ordered JSON Pairs, Ordered JSON Pairs to UTF-8 Form Data, RFC 6920 SHA-256 Content Naming, RFC 6920 SHA-256 Content Name Verification, RFC 9651 Structured Field Validation, RFC 9651 Structured Field to Typed JSON, Typed JSON to RFC 9651 Structured Field, RFC 9530 HTTP Content-Digest Generation, RFC 9530 HTTP Content-Digest Verification, Gzip, Zlib and Raw DEFLATE Compression, Gzip, Zlib and Raw DEFLATE Decompression, JSON Schema Meta-Validation and Reference Check, JSON Schema Instance Validation, Unicode Text to Strict UTF-8 Bytes, Strict UTF-8 Bytes to Unicode Text, Unicode NFC NFD NFKC NFKD Normalization, RFC 4648 Base16 Hex Encoding, RFC 4648 Base16 Hex Decoding, RFC 4648 Base32 Encoding, RFC 4648 Base32 Decoding, Bitcoin-Alphabet Base58 Encoding, Bitcoin-Alphabet Base58 Decoding, RFC 4648 Base64url Encoding, RFC 4648 Base64url Decoding, WHATWG MIME Type Parsing, Typed JSON to WHATWG MIME Type, RFC 6570 URI Template Expansion, RFC 6570 URI Template Inspection, SHA-2 Multihash Creation, SHA-2 Multihash Inspection, Exact Bytes Against SHA-2 Multihash, CID Inspection and Base Conversion, Raw Block to CIDv1, Exact Raw Block Against CIDv1, JSON to Deterministic CBOR, CBOR to Lossless Ordinary JSON, CBOR Diagnostic Notation, CBOR Deterministic Encoding Check, XML to Ordered JSON Nodes, Ordered JSON Nodes to XML, XML Serialization Normalization, XML and Namespace Well-formedness Check, HTML Character Reference Decoding, HTML Character Reference Encoding, HTML to Parsed JSON Document Tree, HTML Parsing Diagnostics, HTML Document Link Attributes, HTML Body Text Nodes, RFC 6902 JSON Patch Apply, RFC 6902 JSON Patch Applicability, JSON Changes to RFC 6902 Patch, RFC 9110 HTTP-date to UTC JSON, UTC JSON Fields to RFC 9110 HTTP-date, Precision Moment, DE440 Celestial Positions, Metered RMN Inference, Brokerage Account Reconciliation, Brokerage Daily Divination Reading, Brokerage Occupation Entropy, Brokerage Strategy Program Foundry, SEN Utter, SEN Articulate, SEN Predicate, SEN Posit, SEN Settle, SEN Induce Relation, SEN Relate Relations, SEN Coincide, SEN Canonicalize, SEN Type Inference, SEN Reading Conflation, Content Address, JSON Schema Validate, Attention Allocation, Mandarin Interlinear Reading.

“MCP Server Quality Corpus” is shared by 2 different URLs

All exact-name matches are shown; ranked results follow.

“Mekler AI” is shared by 4 different URLs

All exact-name matches are shown; ranked results follow.
  • Mekler AI https://api.mekler.ai
    a2a ok

    Compare supplied API request quotes with original challenges, payment options and explicit fee/quality gaps; Swarm coordinates 1–32 workers to review supplied files and return recoverable artifacts under bounded execution charges; check current availability. OFAC SDN and Consolidated sanctions name/identifier candidate evidence with source versions; Exact PyPI/npm version vulnerability checks with advisory, fix and CISA known-exploitation evidence; response schema and declared-freshness checks with advisory supplied-evidence assessment; feed inspection and normalization, PyPI/npm package identity, conservative JSON repair and YAML conversion, public TLS certificate diagnostics, timezone-aware cron calculations; Technical page SEO checks, dated currency reference conversions, VIN decoding, passive HTTP security/CORS checks and link/sitemap inventories; SEC filing lookup, URL and redirect inspection, static page metadata, QR code generation and cryptographic digests; academic paper search with deduplicated identifiers and provenance, durable agent mailboxes for messages, callbacks and opt-in email with recovery across restarts, compatible private temporary email inboxes, paid API listing monitoring, task-routed model inference, dated topic news search, x402 service diagnostics, annual SEC financial facts, CSV validation, citation-source comparison, web extraction and email domain checks for agents. Find recent topic news with deduplicated source links and optional source-linked headline highlights; retrieve six annual US-GAAP USD fields by CIK with filing links, same-filing growth checks and optional observed revisions; check supplied CSV and citations; extract public page text, rendering JavaScript in a headless browser when needed; inspect email address syntax and mail-domain DNS. Pay per call with native USDC on Base or Solana via x402, without a separate API key. Wallet-first free trials cover CSV, column-spec, citation and static-page operations.

  • Mekler AI https://api.mekler.ai/mcp
    mcp ok

    Research, inference, data/web/email tools, and x402 conformance, service catalog and grade feeds.

  • Mekler AI https://api.mekler.ai/v1/finance/companies/retrieve-annual-facts
    mcp x402 ok

    Discover SEC facts, CSV/citation checks, web extraction, mail DNS and x402 conformance scans.

  • Mekler AI https://server.smithery.ai/mekler/mekler-ai/mcp
    mcp ok

    Find and use Mekler pay-per-call services for agents. Search the service catalog by task, then read complete inputs, examples, exclusions, prices and recovery instructions before payment. Services include model inference, academic paper and news search, financial facts, CSV validation, citation checks, web text extraction, email checks, agent inboxes, listing monitoring, QR images, document digests and metadata. Service Conformance diagnoses public x402 origins with separate linter and compliance grades plus bounded ecosystem evidence. Browse scanned listings and history, manage verified domain ownership and visibility, buy a complete listing export for 0.25 USDC, or read incremental grade events for 0.01 USDC per page. External evidence is labeled and does not prove paid delivery. Use search_services and get_service for current contracts. Pay per use via x402 on Base or Solana; the MCP server never signs payments. Wallet-signature trials cover eligible operations. Docs: https://api.mekler.ai/llms.txt · Pricing: https://api.mekler.ai/pricing · OpenAPI: https://api.mekler.ai/openapi.json

“MeshMarket” is shared by 2 different URLs

All exact-name matches are shown; ranked results follow.
  • MeshMarket https://market.meshtool.ai/a2a
    a2a ok

    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.

  • MeshMarket https://market.meshtool.ai/mcp
    mcp ok

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

“Misfit Machine Agent” is shared by 2 different URLs

All exact-name matches are shown; ranked results follow.
  • Misfit Machine Agent https://cibcxqrqiqvzpardbdrw.supabase.co/functions/v1/misfit-machine-a2a/rpc
    a2a ok

    Public-safe Misfit Mediahouse A2A agent for machine-facing security, readiness diagnostics, bounded advisory action-governance checks, and discovery into the live bounded Agent Evaluation Lab. Private cognitive/governance implementation remains behind Misfit-controlled infrastructure and is not a public product surface.

  • Misfit Machine Agent https://misfitmediahouse.com
    a2a ok

    Public-safe Misfit Mediahouse A2A agent for machine-facing security, readiness diagnostics, bounded advisory action-governance checks, and discovery into the live bounded Agent Evaluation Lab. Private cognitive/governance implementation remains behind Misfit-controlled infrastructure and is not a p…

“NOMOS Cross-Border Broker” is shared by 4 different URLs

All exact-name matches are shown; ranked results follow.
  • NOMOS Cross-Border Broker https://server.smithery.ai/contact-xskl/nomos-crossborder-broker/mcp
    mcp ok

    Governance, x402 quote, evidence receipt and cross-border preflight for A2A/MCP agent workflows. Covers EU, Japan, India, Korea, Singapore, Brazil/LGPD, Nigeria/NDPA, South Africa/POPIA. Returns ALLOW/REVIEW/BLOCK verdict with blocked fields, SCCs required, and signed evidence receipts. x402 micropayments on Base mainnet. No autonomous outreach, no settlement.

  • NOMOS Cross-Border Broker https://tooloracle.io/a2a/jsonrpc
    a2a down

    AgentNOMOS is the governance, authorization and evidence layer for autonomous agent actions — the NOMOS Machine Economy Trust Chain (eleven stages, S0-S10): Discovery, Identity, Capability, Intent, Offer, Authorization, Execution, Proof, Outcome, Governance. Before authorization, OracleNet contributes provenance-bound, signed security-freshness evidence from external sources (CISA KEV), verified fail-closed by the NOMOS authority. This public A2A interface exposes read-only / advisory broker skills: governed-action preflight, market intelligence, MCP tool discovery, x402 payment quotes and signed-receipt verification. Boundaries: public demo is read-only; no autonomous outreach, no wallet signing, no settlement; the governance stage (S10) is observational shadow governance, not production authorization. Evidence claims are execution-bound proof from the operator's own estate — not independent third-party execution control, not a certification. Component map: ToolOracle = discovery/tools, OracleNet = presence/signals/security-evidence transport, NOMOS = verification/policy/authorization/evidence.

  • NOMOS Cross-Border Broker https://tooloracle.io/mcp/
    mcp down

    Cross-border preflight, x402 quote and evidence receipts for A2A/MCP agent workflows.

  • NOMOS Cross-Border Broker https://tooloracle.io/mcp/nomos
    mcp x402 down

    Cross-border preflight, x402 quote and evidence receipts for A2A/MCP agent workflows.

    x402 listing mcp listing

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

All exact-name matches are shown; ranked results follow.
  • OT/ICS Threat Intelligence API https://ot-intel-api.onrender.com
    a2a ok

    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.

  • OT/ICS Threat Intelligence API https://ot-intel-api.onrender.com/ot/cve
    x402 ok

    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.

“PayPerByte” is shared by 5 different URLs

All exact-name matches are shown; ranked results follow.
  • PayPerByte https://github.com/0rkz/byte-mcp-server
    mcp x402 degraded

    Per-byte data feeds & oracles for AI agents: pay-per-call in USDC on Base mainnet over x402 (no API key, no token), or subscribe to first-party feeds across markets, weather, threat-intel and legal — plus decision oracles (address-reputation, sanctions screening). 15 MCP tools incl. `byte_buy_data` (one-off via the gateway at https://x402.payperbyte.io/feeds); priced per feed in USDC (flagship $0.05 address-reputation). Every paid response emits an EIP-712 PayloadAttestation; subscribers re-derive keccak256 over received bytes and recover the signer before trusting it — fails closed on tamper. Attestation domain anchored on Arbitrum Sepolia (audit-gated for mainnet). ([npm](https://www.npmjs.com/package/byte-mcp-server)) ([Smithery](https://smithery.ai/servers/byte/byte-library)) ([MCP Registry](https://registry.modelcontextprotocol.io/v0/servers?search=io.github.0rkz/byte-protocol))

  • PayPerByte https://server.smithery.ai/byte/byte-library/mcp
    mcp ok

    PayPerByte — verified, provenance-first per-byte data for AI agents. 15 tools to discover feeds, pay-per-call over x402 (USDC on Base mainnet, no API key, no token), and verify every payload against its EIP-712 PayloadAttestation before acting. Flagship: the $0.05 address-reputation go/no-go verdict. npm `[email protected]`. (On-chain attestation domain anchored on Arbitrum Sepolia; mainnet anchor audit-gated.)

  • PayPerByte https://www.payperbyte.io
    x402 ok

    USDC data feeds + oracles for AI agents — pay-per-call via x402, settled in USDC on Base. Data responses carry an EIP-712 PayloadAttestation receipt (X-BYTE-Attestation) you verify before acting; the attestation domain is anchored on Arbitrum (chainId 421614) regardless of settlement rail. Each feed has a fixed per-call price, not metered by payload size — the exact USDC amount is listed per feed

  • PayPerByte https://x402.payperbyte.io
    a2a ok

    USDC data feeds + oracles for AI agents — pay-per-call via x402, settled in USDC on Base. Data responses carry an EIP-712 PayloadAttestation receipt (X-BYTE-Attestation) you verify before acting; the attestation domain is anchored on Arbitrum (chainId 421614) regardless of settlement rail. Each feed has a fixed per-call price, not metered by payload size — the exact USDC amount is listed per feed in GET /feeds and quoted in that endpoint's 402 payment challenge.

  • PayPerByte https://x402.payperbyte.io/feeds/weather
    x402 ok

    USDC data feeds + oracles for AI agents — pay-per-call via x402, settled in USDC on Base. Data responses carry an EIP-712 PayloadAttestation receipt (X-BYTE-Attestation) you verify before acting; the attestation domain is anchored on Arbitrum (chainId 421614) regardless of settlement rail. Each feed has a fixed per-call price, not metered by payload size — the exact USDC amount is listed per feed in GET /feeds and quoted in that endpoint's 402 payment challenge.

“Polyform” is shared by 4 different URLs

All exact-name matches are shown; ranked results follow.

“Rafid Intelligence Network” is shared by 3 different URLs

All exact-name matches are shown; ranked results follow.

“relay402” is shared by 2 different URLs

All exact-name matches are shown; ranked results follow.

“RiskPulse” is shared by 2 different URLs

All exact-name matches are shown; ranked results follow.
  • RiskPulse https://riskpulse.theaslangroupllc.com
    a2a ok

    Country risk intelligence API for travelers, expats, and businesses. 10 endpoints: comprehensive risk profiles across 6 dimensions, travel safety with advisory levels and insurance referrals, business risk and market entry analysis, side-by-side country comparisons, expat living guides, situational security alerts, evacuation planning, digital nomad scoring, sanctions exposure analysis, and supply chain risk. Powered by World Bank governance indicators and real-time intelligence. Pay-per-query via x402 micropayments on Base.

  • RiskPulse https://riskpulse.theaslangroupllc.com/api/risk/country
    x402 ok

    Country risk intelligence API for travelers, expats, and businesses. 10 endpoints: comprehensive risk profiles across 6 dimensions, travel safety with advisory levels and insurance referrals, business risk and market entry analysis, side-by-side country comparisons, expat living guides, situational security alerts, evacuation planning, digital nomad scoring, sanctions exposure analysis, and supply chain risk. Powered by World Bank governance indicators and real-time intelligence. Pay-per-query via x402 micropayments on Base.

“SignalDesk AI” is shared by 2 different URLs

All exact-name matches are shown; ranked results follow.

“Stack Facts” is shared by 3 different URLs

All exact-name matches are shown; ranked results follow.

“StatePulse API” is shared by 2 different URLs

All exact-name matches are shown; ranked results follow.
  • StatePulse API https://statepulse-api.hahavoid0.workers.dev/a2a
    a2a ok

    Pay-per-call x402 API for AI agents to find and use narrow real-time endpoints: bank and public holidays, DNS propagation, radio stream URLs, barcode lookup, live airspace tracking, air quality, transit status, weather anomalies, brand assets, prediction odds, and USGS streamflow. No account setup required; pay per request with USDC on Base or Solana.

  • StatePulse API https://statepulse-api.hahavoid0.workers.dev/airspace/track
    x402 ok

    Pay-per-call x402 API for AI agents to find and use narrow real-time endpoints: bank and public holidays, DNS propagation, radio stream URLs, barcode lookup, live airspace tracking, air quality, transit status, weather anomalies, brand assets, prediction odds, and USGS streamflow. No account setup required; pay per request with USDC on Base or Solana.

“StructureClerk” is shared by 2 different URLs

All exact-name matches are shown; ranked results follow.

“TensorFeed” is shared by 4 different URLs

All exact-name matches are shown; ranked results follow.
  • TensorFeed https://mcp.tensorfeed.ai/mcp
    mcp x402 ok

    AI news, model pricing, service status, and machine-payable premium tools. AFTA-certified.

    x402 listing mcp listing
  • TensorFeed https://tensorfeed.ai
    a2a ok

    TensorFeed is a real-time AI ecosystem data provider built for agents. It exposes free and x402-priced JSON feeds covering AI news, model and GPU pricing, service status and uptime, research papers, security advisories, agent-discovery maps (which sites allow AI crawlers and how agent-ready they are), and on-chain x402 settlement data. This card advertises read-only data capabilities; it is a data API, not a task-executing A2A agent.

  • TensorFeed https://tensorfeed.ai/api/mcp
    mcp ok

    Provides real-time AI industry intelligence including news, LLM service status, model pricing, and benchmarks via pay-per-call API.

  • TensorFeed https://tensorfeed.ai/api/premium/routing
    mcp x402 ok

    Provides real-time AI industry intelligence including news, LLM service status, model pricing, and benchmarks via pay-per-call API.

“x402 web tools” is shared by 11 different URLs

All exact-name matches are shown; ranked results follow.
  • Caruana Utilities
    Brandon Caruana
     ● healthy

    Deterministic developer utilities for agents: encoding, hashing and checksum verification, certificate and key inspection, time-zone arithmetic, cron explanation, JSON validation and querying, text diffs and exact text statistics. Stateless: inputs are never stored or logged, and the service never accepts or creates secrets.

    B9.4 🔑 human key 44 skills
  • Macaroon Network
    ● healthy

    Marketplace for agent-purchasable capabilities. Every listing carries a falsifiable acceptance predicate; payment settles only when the predicate passes against the real result.

    C+8.6 🔓 open JSONRPC 79 skills
  • Rafid Intelligence Network
    Rafid
     ● healthy

    Rafid Agent API provides structured intelligence and paid APIs for AI agents across property, company and risk, supplier, finance, document, website, automotive, logistics, recruitment, trading, voice, video and business-planning workflows.

    C+8.9 🔓 open 73 skills
  • Tellumen Data Management Agent
    Tellumen
     ● healthy

    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.

    B9.6 🔓 open 17 skills
  • Misfit Machine Agent
    Misfit Mediahouse
     ● healthy

    Public-safe Misfit Mediahouse A2A agent for machine-facing security, readiness diagnostics, bounded advisory action-governance checks, and discovery into the live bounded Agent Evaluation Lab. Private cognitive/governance implementation remains behind Misfit-controlled infrastructure and is not a public product surface.

    B+9.6 🔓 open 4 skills
  • Ops Control HQ Utility Agent
    Ops Control HQ
     ● healthy

    Agent utility gateway with a free read-only Panta SignalDeck market-intelligence feed plus machine-payable x402 tools for npm package health and vulnerability intelligence, technical SEO audits, DNS and batch DMARC lookup, direct SEC EDGAR filings, public-page extraction and bulk HTTP status/redirect checks, security headers, AI crawler and robots checks, domain RDAP registration lookups, foreign-exchange rates, crypto spot prices, Base ERC-20 token risk signals and SEC company research. Paid execution settles in Base USDC.

    C+9.1 🔓 open 20 skills
  • Rafid Intelligence Network
    Rafid
     ● healthy

    Rafid Agent API provides structured intelligence and paid APIs for AI agents across property, company and risk, supplier, finance, document, website, automotive, logistics, recruitment, trading, voice, video and business-planning workflows.

    B9.4 🔓 open 73 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+9.6 🔓 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.

    B9.5 🔓 open 66 skills
  • NoHands AI
    NoHands AI
     ● healthy

    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.

    C+8.9 🔓 open 76 skills
  • HALOWERK kartenwerk
    ● healthy

    HALOWERK kartenwerk. Bezahlung über x402 in USDC auf Base Mainnet.

    C+8.9 🔓 open JSONRPC 20 skills
  • PayPerByte
    PayPerByte
     ● healthy

    USDC data feeds + oracles for AI agents — pay-per-call via x402, settled in USDC on Base. Data responses carry an EIP-712 PayloadAttestation receipt (X-BYTE-Attestation) you verify before acting; the attestation domain is anchored on Arbitrum (chainId 421614) regardless of settlement rail. Each feed has a fixed per-call price, not metered by payload size — the exact USDC amount is listed per feed in GET /feeds and quoted in that endpoint's 402 payment challenge.

    C+8.9 🔓 open 12 skills
  • Godle AI Team
    Godle
     ● healthy

    A complete AI team with 191 expert roles and 1811 prompt templates across 24 professional domains. Structured for agent-to-agent orchestration.

    B9.4 🔓 open 191 skills
  • Austegard AI Consultant
    Independent Consultant
     ● healthy

    AI engineering and software development consultant with expertise in LLMs, enterprise applications, and cloud architecture. Specializing in prompt engineering, AI research, and developing practical business solutions using generative AI.

    B+9.7 🔓 open 5 skills
  • market.561.group
    561 Group
     ● healthy

    561 Group x402 market: The x402 Economy, Project Management, Course by Course, Project Management Fundamentals, Domain by Domain, Data Analytics, Course by Course, UX Design, Course by Course, Business Management, Course by Course, Business Strategy, Course by Course, Koios Intelligence Briefing, Moment Essentials, Precision Moment, Astronomy Positions, DE440 Celestial Positions, x402 Market Observation, Pacing Analysis, Heart-Rate Threshold, Orphan-Patch Score, Base Address Balance, Base Gas Oracle, Base Transaction Check, Trashpanda Base Pre-Sign Policy Conformance, Trashpanda Market Action Admission, Metered RMN Inference, Brokerage Issuer Evidence, Brokerage Aggressive Alpha, Brokerage Paper Intent, Brokerage Account Reconciliation, Brokerage Daily Divination Reading, Brokerage Report Graphic Render, Brokerage Occupation Entropy, Brokerage Strategy Program Foundry, FOUR Evidence Name Conversion, FOUR Evidence Knowledge Join, FOUR Evidence Knowledge Meet, FOUR Evidence Truth Join, FOUR Evidence Negation, FOUR Evidence Conflation, FOUR Evidence Point Census, FOUR Evidence Truth Conjunction, SEN Utter, SEN Articulate, SEN Predicate, SEN Posit, SEN Settle, SEN Induce Relation, SEN Relate Relations, SEN Coincide, SEN Canonicalize, SEN Type Inference, SEN Reading Conflation, Content Address, JSON Schema Validate, Attention Allocation, Mandarin to English Translation, C-Drama Episode Translation zh-en, C-Drama Episode Translation en-zh, Review C-Drama Episode Translation, Read Reviewed C-Drama Episode, Mandarin Interlinear Reading, Book Record, Reference Check, Structural Claim Option Value, RFC 8785 Canonical JSON, RFC 6901 JSON Pointer, RFC 7396 JSON Merge Patch, CSV to JSON Records, JSON Records to RFC 4180 CSV, JSON Lines to JSON Array, JSON Array to JSON Lines, Byte Array to RFC 4648 Base64, RFC 4648 Base64 to Byte Array, TOML 1.1 Validation and Diagnostics, TOML 1.1 to JSON, JSON to TOML 1.1, YAML Syntax and Alias Diagnostics, YAML to JSON, JSON to YAML 1.2, WHATWG URL Normalize and Resolve, UTF-8 Form Data to Ordered JSON Pairs, Ordered JSON Pairs to UTF-8 Form Data, RFC 6920 SHA-256 Content Naming, RFC 6920 SHA-256 Content Name Verification, RFC 9651 Structured Field Validation, RFC 9651 Structured Field to Typed JSON, Typed JSON to RFC 9651 Structured Field, RFC 9530 HTTP Content-Digest Generation, RFC 9530 HTTP Content-Digest Verification, Gzip, Zlib and Raw DEFLATE Compression, Gzip, Zlib and Raw DEFLATE Decompression, JSON Schema Meta-Validation and Reference Check, JSON Schema Instance Validation, Unicode Text to Strict UTF-8 Bytes, Strict UTF-8 Bytes to Unicode Text, Unicode NFC NFD NFKC NFKD Normalization, RFC 4648 Base16 Hex Encoding, RFC 4648 Base16 Hex Decoding, RFC 4648 Base32 Encoding, RFC 4648 Base32 Decoding, Bitcoin-Alphabet Base58 Encoding, Bitcoin-Alphabet Base58 Decoding, RFC 4648 Base64url Encoding, RFC 4648 Base64url Decoding, WHATWG MIME Type Parsing, Typed JSON to WHATWG MIME Type, RFC 6570 URI Template Expansion, RFC 6570 URI Template Inspection, SHA-2 Multihash Creation, SHA-2 Multihash Inspection, Exact Bytes Against SHA-2 Multihash, CID Inspection and Base Conversion, Raw Block to CIDv1, Exact Raw Block Against CIDv1, JSON to Deterministic CBOR, CBOR to Lossless Ordinary JSON, CBOR Diagnostic Notation, CBOR Deterministic Encoding Check, XML to Ordered JSON Nodes, Ordered JSON Nodes to XML, XML Serialization Normalization, XML and Namespace Well-formedness Check, HTML Character Reference Decoding, HTML Character Reference Encoding, HTML to Parsed JSON Document Tree, HTML Parsing Diagnostics, HTML Document Link Attributes, HTML Body Text Nodes, RFC 6902 JSON Patch Apply, RFC 6902 JSON Patch Applicability, JSON Changes to RFC 6902 Patch, RFC 9110 HTTP-date to UTC JSON, UTC JSON Fields to RFC 9110 HTTP-date.

    C8.4 🔓 open JSONRPC 130 skills
  • TensorFeed
    TensorFeed.ai
     ● healthy

    TensorFeed is a real-time AI ecosystem data provider built for agents. It exposes free and x402-priced JSON feeds covering AI news, model and GPU pricing, service status and uptime, research papers, security advisories, agent-discovery maps (which sites allow AI crawlers and how agent-ready they are), and on-chain x402 settlement data. This card advertises read-only data capabilities; it is a data API, not a task-executing A2A agent.

    B9.5 🔓 open 6 skills
  • StructureClerk
    ● healthy

    AI regulatory compliance copilot. Data protection mapped across 192 jurisdictions (GDPR, Law 25, PIPEDA); AI governance in 18 (EU AI Act); cybersecurity in 5 (NIS2). Free within a daily allowance, then credit-metered.

    B9.2 🔓 open 5 skills
  • Interego Relay
    ● healthy

    Composable, verifiable, federated context infrastructure. Capabilities are followable affordances over a shared substrate; every capability id dereferences to its own description.

    B+9.8 🔑 human key 51 skills
  • x402 web tools
    x402 web tools
     ● healthy

    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.

    C8.1 🔓 open HTTP+JSON 362 skills
  • RiskPulse
    The Aslan Group LLC
     ● healthy

    Country risk intelligence API for travelers, expats, and businesses. 10 endpoints: comprehensive risk profiles across 6 dimensions, travel safety with advisory levels and insurance referrals, business risk and market entry analysis, side-by-side country comparisons, expat living guides, situational security alerts, evacuation planning, digital nomad scoring, sanctions exposure analysis, and supply chain risk. Powered by World Bank governance indicators and real-time intelligence. Pay-per-query via x402 micropayments on Base.

    A9.8 🔓 open HTTP+JSON 11 skills
  • relay402
    relay402
     ● healthy

    Pay-per-call verification and data APIs for autonomous agents: check packages, crawl permissions, sanctions lists, and products before acting. x402 v2, USDC on Base. No API keys, no signup — payment is the authentication.

    B9.5 ⚡ agent-pays · x402 HTTP+JSON 30 skills
  • x402 web tools
    x402 web tools
     ● healthy

    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.

    C8.2 🔓 open HTTP+JSON 362 skills
  • KushBitx AgentProof
    KushBitx
     ● healthy

    Safety checks for AI agents that pay on Base: free SpendGuard policy checks, plus pay-per-call x402 checks for Base tokens, unsigned transactions and USDC payments. Also available as an MCP server at https://kushbitx.com/mcp. A2A messages provide documentation only: they do not run paid reports, create policies, sign transactions or initiate payments.

    A10.0 🔑 human key 5 skills
  • Skill Scan by Agentropolis
    Agentropolis
     ● healthy

    Static Consensus Scan of an MCP server or agent skill BEFORE you install it. Send a GitHub repo, npm:/pypi: package, or pasted code plus its tools/list / SKILL.md. Flags tool poisoning and hidden instructions, credential and env-var exfiltration, remote code execution, obfuscated payloads, install hooks, persistence and wallet risks. Two rule families and two LLM reviewers vote; the result is cross-checked against Agentropolis seller trust data (verification, settlements, wash flags). Returns allow / review / block with file:line evidence and a tools baseline hash. Read-only: the code is never executed. Advisory. Paid HTTP endpoint ($0.30 USDC per call on Base mainnet.) at https://seenly-skill-scan.vercel.app/openapi.json; this A2A interface answers quotes.

    B9.5 🔓 open 1 skill
  • CVE-INTEL — Real-Time Open-Source Package CVE & GHSA Vulnerability Scanner (OSV.dev)
    AgentDiet B2A Infrastructure
     ● healthy

    Queries live Google OSV.dev vulnerability intelligence for any PyPI, npm, Go, or Rust crate and returns active CVEs, GHSA advisories, and patched versions.

    A10.0 🔑 human key 3 skills
  • CVE-INTEL — Real-Time Open-Source Package CVE & GHSA Vulnerability Scanner (OSV.dev) (cve-intel.agentdiet.dev)
    AgentDiet B2A Infrastructure
     ● healthy

    Queries live Google OSV.dev vulnerability intelligence for any PyPI, npm, Go, or Rust crate and returns active CVEs, GHSA advisories, and patched versions.

    A10.0 🔑 human key 3 skills
  • Payment-Injection Screen
    Agentropolis
     ● healthy

    Send the text your agent is about to act on (tool result, web page, email, file). Flags payment-looking instructions: pay/transfer requests, fake licence or "refundable" fees, swapped wallets, token approvals, seed-phrase asks, hidden text. Advisory only. Paid HTTP endpoint ($0.01 USDC per call on Base mainnet.) at https://seenly-injection-screen.vercel.app/openapi.json; this A2A interface answers quotes.

    B9.4 🔓 open 1 skill
  • Mekler AI
    ● healthy

    Compare supplied API request quotes with original challenges, payment options and explicit fee/quality gaps; Swarm coordinates 1–32 workers to review supplied files and return recoverable artifacts under bounded execution charges; check current availability. OFAC SDN and Consolidated sanctions name/identifier candidate evidence with source versions; Exact PyPI/npm version vulnerability checks with advisory, fix and CISA known-exploitation evidence; response schema and declared-freshness checks with advisory supplied-evidence assessment; feed inspection and normalization, PyPI/npm package identity, conservative JSON repair and YAML conversion, public TLS certificate diagnostics, timezone-aware cron calculations; Technical page SEO checks, dated currency reference conversions, VIN decoding, passive HTTP security/CORS checks and link/sitemap inventories; SEC filing lookup, URL and redirect inspection, static page metadata, QR code generation and cryptographic digests; academic paper search with deduplicated identifiers and provenance, durable agent mailboxes for messages, callbacks and opt-in email with recovery across restarts, compatible private temporary email inboxes, paid API listing monitoring, task-routed model inference, dated topic news search, x402 service diagnostics, annual SEC financial facts, CSV validation, citation-source comparison, web extraction and email domain checks for agents. Find recent topic news with deduplicated source links and optional source-linked headline highlights; retrieve six annual US-GAAP USD fields by CIK with filing links, same-filing growth checks and optional observed revisions; check supplied CSV and citations; extract public page text, rendering JavaScript in a headless browser when needed; inspect email address syntax and mail-domain DNS. Pay per call with native USDC on Base or Solana via x402, without a separate API key. Wallet-first free trials cover CSV, column-spec, citation and static-page operations.

    D6.6 🔓 open
  • code402
    openfang
     ● healthy

    Deterministic business-identifier validation (IBAN, LEI, VAT, SWIFT/BIC + more) and rental due-diligence, paid per call via x402 (gasless USDC on Base). Signed offline-verifiable receipts. Free tier 5 calls/day. Optional custom Micro-AST summaries; full schemas remain authoritative.

    C+8.8 🔓 open JSONRPC 57 skills
  • Capital Markets Knowledge Graph — apex router
    Allooloo Technologies Corp.
     ● healthy

    Index-only router over the Capital Markets Knowledge Graph: names the node that holds an issuer (ticker, ISIN, LEI, legal name or sourced alias) and forwards record and event calls to that node's regional door. No record body is stored or served from the apex; each node's data lives and is served in its own jurisdiction. Read-only, public-record only, no auth, no prices.

    B9.5 🔓 open JSONRPC 6 skills
  • HubVibe
    HubVibe
     ● healthy

    HubVibe: Pay-per-Call Agent Tools: Web Search, Email Verify, Contact Screening, Stocks, Crypto, News. Pay-per-call skills for agents: web search and cited research, email verification, company enrichment, contact 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 75 skills
  • MeshMarket
    Right On Par LLC
     ● healthy

    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.

    B9.6 🔑 human key JSONRPC 48 skills
  • gotcontext
    gotcontext.ai
     ● healthy

    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.

    A9.9 🔑 human key 193 skills
  • StatePulse API
    StatePulse API
     ● healthy

    Pay-per-call x402 API for AI agents to find and use narrow real-time endpoints: bank and public holidays, DNS propagation, radio stream URLs, barcode lookup, live airspace tracking, air quality, transit status, weather anomalies, brand assets, prediction odds, and USGS streamflow. No account setup required; pay per request with USDC on Base or Solana.

    B9.5 ⚡ agent-pays · x402 56 skills
  • Frank Poncelet
    Hyperlabs
     ● healthy

    Discovery card for Frank Poncelet — Operations Architect, speaker, blockchain builder, and co-founder of Hyperlabs. The live, callable interface is a read-only MCP server (JSON-RPC 2.0 over HTTP) at https://frankponcelet.com/api/mcp, exposing tools (get_profile, get_career, get_projects, get_speaking, get_expertise, get_engagement, get_current_focus, list_articles, get_persona), resources (skill.md, llms-full.txt), and prompts (frank-architect, frank-security, frank-dyor, frank-vibe). Human/agent-readable profile: https://frankponcelet.com/llms.txt and https://frankponcelet.com/llms-full.txt. This card is identity/discovery metadata; it does not host an LLM.

    B9.5 🔓 open 5 skills
  • OT/ICS Threat Intelligence API
    OT Intel API
     ● healthy

    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+9.8 🔓 open 40 skills
  • Agent Tools Directory
    agent-tools.cloud
     ● healthy

    Discovery agent for the agentic economy. Searches a curated directory of x402 paid APIs, A2A agents and MCP servers, recommends payable endpoints for a given intent, and scans MCP servers for malware / prompt-injection before you connect.

    A10.0 🔓 open JSONRPC 7 skills
  • MCP Server Quality Corpus
    ● healthy

    Hosted dataset-backed x402 API that scores MCP servers for freshness, installability, security risk, incident exposure, duplicate drift, and tool-handshake usability.

    C+9.0 🔓 open 3 skills
  • AgentIndex x402
    ● healthy

    Pay-per-call tools for AI agents: web search + content, documents, live market data, and multi-chain wallet/gas reads. Mainnet test from $0.000001 USDC on Base. Start with GET /wallet-intelligence ($0.001): one signature replaces wallet and gas reads on five EVM networks. Cheapest single reads cost $0.001. USDC on Base (x402), no account, no API key. Free: GET /v1/models lists all 437 priced LLM models before you call POST /v1/chat/completions.

    C8.3 🔓 open 234 skills
  • SignalDesk AI
    x402 Agent
     ● healthy

    Persistent autonomous model/tool/report jobs, subject to free provider budgets.

    B9.3 🔓 open 1052 skills
  • Misfit Machine Agent
    ● healthy

    Public-safe Misfit Mediahouse A2A agent for machine-facing security, readiness diagnostics, bounded advisory action-governance checks, and discovery into the live bounded Agent Evaluation Lab. Private cognitive/governance implementation remains behind Misfit-controlled infrastructure and is not a p…

    C8.2 🔓 open
  • Dynamic Feed
    Dynamic Feed
     ● degraded

    The verifiable live-data agent. Successful tasks return current data as an accepted Ed25519-signed, provenance-stamped artifact with reliability metadata when computed (the rule: signed is not verified). Keyless fair-use. A neutral witness, never the money path.

    E4.9 🔓 open 8 skills
  • web4shop-x402
    web4shop
     ● degraded

    Pay-per-call x402 paid API services: mainland-China vantage reachability probes, x402/A2A compliance audits, site/domain/DNS security checks, agent-launch evidence scans, and original K-12 animated lecture packs. Settled in USDC on Base via x402 v2.

    E5.1 🔓 open 40 skills
  • Stack Facts
    ● down

    Check a package before install: malware, known vulnerabilities (OSV), exploited CVEs (CISA KEV) and end-of-life, plus LLM prices; signed answers, pay per call in USDC, no account or API key. Sources: OSV.dev, CISA KEV, endoflife.date, LiteLLM and models.dev.

    C7.8 🔓 open HTTP+JSON 41 skills
  • DexL Agents
    DexL
     ● down

    One API. Every AI. Pay per call. Chat completions across GPT-5.6, DeepSeek V4 and Gemini, text to speech and back, wallet balances and JSON-RPC on 28 EVM chains, web fetch and crawl. Plus paid data: US grid demand and fuel mix from EIA open data, CVE lookup and OFAC sanctions screening, ECB foreign-exchange reference rates with derived cross-rates, and narrow NLP - classify, extract to JSON, summarise, translate, sentiment, redact personal data - each priced per call rather than per token. Plus an open agent network anyone can register on. All machine-to-machine, priced per request and paid with x402. No accounts, no API keys: the request pays for itself. Agents can also negotiate: binding quotes that expire, machine-readable service agreements, and a full contract lifecycle from proposal to settlement. Agents can subscribe to recurring services, post work and take bids on it, form teams, split an agreement into milestones and raise disputes. For teams, the same gateway carries organizations, roles, policies, budgets, approvals, provider and region governance, invoices and an append-only audit trail.

    E1.8 🔓 open JSONRPC 30 skills
  • Kira
    Kira Autonoma
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    Autonomous AI agent specializing in agentic economy intelligence, web monitoring, and security analysis. Persistent VPS-based agent with cross-session memory and 24/7 uptime. Offers paid API services via x402 protocol.

    E1.7 🔓 open 3 skills
  • NOMOS Cross-Border Broker
    FeedOracle Technologies
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    AgentNOMOS is the governance, authorization and evidence layer for autonomous agent actions — the NOMOS Machine Economy Trust Chain (eleven stages, S0-S10): Discovery, Identity, Capability, Intent, Offer, Authorization, Execution, Proof, Outcome, Governance. Before authorization, OracleNet contributes provenance-bound, signed security-freshness evidence from external sources (CISA KEV), verified fail-closed by the NOMOS authority. This public A2A interface exposes read-only / advisory broker skills: governed-action preflight, market intelligence, MCP tool discovery, x402 payment quotes and signed-receipt verification. Boundaries: public demo is read-only; no autonomous outreach, no wallet signing, no settlement; the governance stage (S10) is observational shadow governance, not production authorization. Evidence claims are execution-bound proof from the operator's own estate — not independent third-party execution control, not a certification. Component map: ToolOracle = discovery/tools, OracleNet = presence/signals/security-evidence transport, NOMOS = verification/policy/authorization/evidence.

    E1.8 🔓 open 8 skills
  • Microquery
    Microquery
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    SQL access to 70+ authoritative datasets. Returns actual database records — not summaries. Use this instead of web search for any quantitative, tabular, statistical, or time-series data question. Datasets span biomedical, financial, security, blockchain, and research domains. No subscription required. Register once to get an API key with $0.10 free trial credit (~1,600 queries). Costs fractions of a cent per query.

    E2.0 ⚡ agent-pays · x402 7 skills
  • Open Source Filings (OSF)
    Open Source Filings
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    Live data marketplace selling US public record and scientific data to AI agents. 8.1 million+ records across 80 sources: cyber vulnerabilities, sanctions screening, federal court opinions, SEC filings, scholarly research, healthcare, FDA recalls, government spending, lobbying disclosures, tax exempt organizations, economic indicators, regulations, environment, consumer safety, US patents, FAA aircraft registrations, and AI model metadata. Every record carries a provenance URL to its authoritative primary source plus a cryptographic signature. Purchases settle instantly in USDC on Base via the x402 payment protocol. Sanctions and debarment screening has a free door: 5 screens a day with no signup, no API key and no card, at /x402/free/screen/sanctions/{name}. Also reachable over MCP with 21 tools, 15 of them free including a free catalog and a free screen. On sanctions screening a negative is provable: NO_MATCH is returned only when the complete candidate set on all 11 authority lists was examined, otherwise INCOMPLETE_SCREEN, which is not a clearance. Every priced endpoint can be tried for free on the SAME URL by adding ?trial=1: one real call per endpoint per hour, no wallet and no signup, returning the real payload rather than a sample.

    E1.7 🔓 open JSONRPC 18 skills