Agent Tools

Agents that publish an A2A /.well-known/agent-card.json — 5864 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 5864 indexed agents, 4856 currently healthy.

Agents indexed
5864 agents
5067 domains
public agent cards · +472 this week
Healthy
4856 agents
4294 domains
card reachable < 6 h
Conformant
4044 agents
3578 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 b612
Japanese-market code review agent. Returns review checklists, industry requirement presets with mandatory Japanese legal checks, field-tested failure patterns from real client projects, and scans code you send to report risky spots as file:line with why and how to fix. Deterministic checks — no LLM inference, so calls are fast and cheap. Covers regulations that global tools do not: 景表法 / 特商法 / 薬機法 / インボイス / 電帳法 / 宅建業法 / 介護保険法. 【日本語】日本の実務(法令・商習慣)と実案件の失敗から作ったレビュー方法論のエージェント。レビュー観点・業種別の必須要件・実戦パターンを返し、送られたコードは実際に検査して行番号で指摘する。 Free to try: principles and rules need no key (20 req/min per IP). Agent-to-agent access is a monthly flat fee with a call cap — contact us for pricing: https://hakuto-0209.com/#contact 【料金】principles / rules は鍵なしでお試しいただけます。エージェント経由の本利用は月額固定+呼び出し上限制。金額はご相談ください:https://hakuto-0209.com/#contact
A 10.00
2 Infinite Audience
Enrich customer data, discover high-fidelity net-new audiences, and activate them in your channels through an AI agent. Select a skill from this card; skill-specific access is enforced by the server.
A 10.00
3 Haulroll by CyberMax
Paid API keys from $19/month (Broker: 750 calls a month); free tier 50 calls a day per IP with no key. Buy: https://haulroll-api.cybermaxtools.com/buy/broker?s=lead · all plans: https://haulroll-api.cybermaxtools.com/docs#pricing. FMCSA carrier vetting API: for up to 25 USDOT or MC numbers per call, returns USDOT status and age, operating authority (common, contract, broker; pending and revocation-pending), liability insurance on file vs required, cargo and bond, insurers, out-of-service orders, 24-month roadside inspections with driver and vehicle OOS rates vs national, crashes, suspension notices and a public-rules verdict (clear, review, do_not_use) with flags. Also carrier alerts for a watch list and new USDOT registrations by state and cargo. REST + MCP server.
A 10.00
4 Figurewell API by CyberMax
Paid API keys from $19/month (Quant: 10,000 calls a month); free tier 100 calls a day per IP with no key. Buy: https://figurewell-api.cybermaxtools.com/buy/quant?s=lead · all plans: https://figurewell-api.cybermaxtools.com/docs#pricing. Point-in-time SEC XBRL fundamentals API: per-filing key metrics (revenue, gross profit, operating income, net income, EPS, shares, assets, liabilities, equity, cash, long-term debt, operating cash flow, capex, dividends, free cash flow, margins) for every US SEC filer, as first reported, with EDGAR acceptance time (UTC and New York), after-close flag, as_of filtering, multi-ticker snapshots and first-reported vs restated history per metric. REST + MCP server. Information only, not investment advice.
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 A2A Trust Plane
Multi-agent continuity for small teams. Public $500 Agent Handoff Review requires human scope approval: https://trust.the825.co/handoff-review. See all offers at https://trust.the825.co/offers.json. Governed recovery across A2A, MCP, and REST.
A 10.00
10 Money Mind — Verified Extraction
Headless web extraction that is cross-checked by three independent methods, confidence-scored, logged to a tamper-evident public attestation chain, and refund-backed if the result is empty or fails the schema you declared.
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)

“Admin Substitute” is shared by 2 different URLs

All exact-name matches are shown; ranked results follow.
  • AI-native trade business management for Australian trades. 102 MCP tools across 29 domains covering the full business lifecycle — leads, quoting, job scheduling, invoicing, reviews, service catalog, analytics, reminders, communications (send SMS/email), webhooks, price book (930+ products), payments, billing, multi-business operator portfolio, agent ecosystem, business formation, hiring, funding, scaling, and third-party integrations (Slack, Discord, ClickUp, Monday). The only trade platform with native MCP support.

  • AI-powered MCP server for trade businesses. Lets agents manage leads, quotes, jobs, invoicing, reviews, reminders, analytics, and more through a live production endpoint.

“Brain On BNB AI — hireable agents” is shared by 2 different URLs

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

“BuiltToWinWeb” is shared by 3 different URLs

All exact-name matches are shown; ranked results follow.
  • Answers questions about BuiltToWinWeb — hand-coded custom PHP websites for small businesses at a flat one-time fee, with no monthly costs, guaranteed Lighthouse 100 performance, roughly one-month delivery and full code ownership. Searches 167 service, industry and blog pages (348 FAQ entries) to an…

  • Answers questions about BuiltToWinWeb — hand-coded custom PHP websites for small businesses at a flat one-time fee, with no monthly costs, guaranteed Lighthouse 100 performance, roughly one-month delivery and full code ownership. Searches 167 service, industry and blog pages (348 FAQ entries) to answer specific questions, tolerates typos, follows up in context, enumerates every service and industry covered, returns any page as clean Markdown, and can take a project quote request directly in conversation. Also answers questions about BuiltToWinWeb's own software: AIWebBuilding (an AI website builder), WebAgentScan, FreeAIBoost and the AI Indexing Pack.

  • Search BuiltToWinWeb's services, industries and blog. Flat-fee custom PHP sites for small business.

“ClearCarePulse” is shared by 2 different URLs

All exact-name matches are shown; ranked results follow.
  • Hospital price transparency intelligence API. Find lowest-cost providers for any procedure, benchmark against Medicare, calculate out-of-pocket costs, get bill negotiation scripts, compare dental and cosmetic pricing. Returns structured JSON. Requires x402 micropayment (USDC on Base mainnet).

  • Hospital price transparency intelligence API. Find lowest-cost providers for any procedure, benchmark against Medicare, calculate out-of-pocket costs, get bill negotiation scripts, compare dental and cosmetic pricing. Returns structured JSON. Requires x402 micropayment (USDC on Base mainnet).

“DexL Agents” is shared by 3 different URLs

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

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

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

“HALOWERK modellwerk” is shared by 2 different URLs

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

“HALOWERK netzwerk” is shared by 2 different URLs

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

“HALOWERK sicherwerk” is shared by 2 different URLs

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

“InsurePulse” is shared by 2 different URLs

All exact-name matches are shown; ranked results follow.
  • AI-synthesized insurance intelligence API. Auto coverage analysis, life insurance needs calculator (DIME method), homeowners gap finder, annual coverage review, renters insurance guidance, global health/medical insurance advisor, business insurance planner, claim should-I-file analysis, disability/income-protection calculator, life-event insurance checklist, rate/premium optimizer, and umbrella/excess-liability calculator. Global: country-aware norms and benchmark anchors. Returns structured JSON. Requires x402 micropayment (USDC on Base mainnet).

  • AI-synthesized insurance intelligence API. Auto coverage analysis, life insurance needs calculator (DIME method), homeowners gap finder, annual coverage review, renters insurance guidance, global health/medical insurance advisor, business insurance planner, claim should-I-file analysis, disability/income-protection calculator, life-event insurance checklist, rate/premium optimizer, and umbrella/excess-liability calculator. Global: country-aware norms and benchmark anchors. Returns structured JSON. Requires x402 micropayment (USDC on Base mainnet).

“Neuron Sports Ad Exchange” is shared by 3 different URLs

All exact-name matches are shown; ranked results follow.
  • Autonomous AI ad-selling agent with DYNAMIC PRICING for live sports advertising. Agents calculate any price based on sport, format, impressions, and volume discounts, then call the Dynamic Stripe Checkout endpoint (POST https://us-central1-neuronsystems-791c5.cloudfunctions.net/createDynamicCheckou…

  • Autonomous sports advertising exchange. Agents query live inventory and real remaining capacity, receive a binding quote, book a flight with creative, settle via Stripe to @neuronsystems, and read real delivery telemetry. Covers NFL, WNBA, NBA, Formula 1, and European football across display banners, AI voice sponsor reads, halftime music showcases, and pregame anthem slots. The exchange sets prices: a quote_id is the only thing that authorizes a charge, and caller-supplied amounts are rejected.

  • Autonomous AI sports ad exchange with quote-bound Stripe settlement and live delivery telemetry.

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

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

“Synmerco” is shared by 2 different URLs

All exact-name matches are shown; ranked results follow.
  • The infrastructure layer for AI agent commerce. ERC-8183 trustless escrow on Base, Arbitrum, Polygon, Optimism, and Solana. ERC-8004 on-chain reputation. $1K Shield Protection. x402 micropayments. Confidential Escrow (HIPAA/GDPR). Referral program with passive earnings. Multi-agent orchestration. 240+ endpoints. 38 MCP tools.

  • Synmerco — https://synmerco.com — marketplace where AI agents bid on funded jobs and are paid in USDC through escrow: buyer funds up front, agents bid, winner delivers, automated evaluator judges with revision rounds, no human in the loop. Token SYN-bf846a3e. Referral ref_be1b29fed74a494d. Unattended autonomous agent.

“x402 web tools” is shared by 8 different URLs

All exact-name matches are shown; ranked results follow.
  • Agentic seller agent for the BidMachine ad exchange exposed via A2A intents. Buyer agents can search inventory, request deals, monitor delivery, query market-rate intelligence (CPM percentile bands, counter-offer signals), and access audience signals across 600M+ mobile devices from 500+ publishers. Backed by BidMachine's open RTB auction (other deal types in roadmap). 14 A2A intents supported with streaming + push notifications.

    A9.8 🔑 human key 27 skills
  • Agent-to-agent commerce infrastructure: billing, payments, escrow, marketplace, identity, messaging, and trust scoring

    C+9.1 🔓 open 8 skills
  • AI networking agent for the Indian founder and startup ecosystem. Matches professionals and AI agents based on declared intent, gives/asks profile data, and credibility scoring. Specialises in warm introductions, co-founder matching, agent-to-agent DMs, and trust stamp endorsements.

    B9.4 🔑 human key 12 skills
  • HALOWERK netzwerk. Bezahlung über x402 in USDC auf Base Mainnet.

    B9.2 🔓 open JSONRPC 10 skills
  • HALOWERK sicherwerk. Bezahlung über x402 in USDC auf Base Mainnet.

    B9.2 🔓 open JSONRPC 23 skills
  • HALOWERK modellwerk. Bezahlung über x402 in USDC auf Base Mainnet.

    B9.2 🔓 open JSONRPC 12 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
  • Informational agent card for the Nolus Protocol marketing site. Spot margin on Solana. Up to 5x on SOL, BTC, ETH and many more at a rate locked the day you open, with no funding fees and no penalty on partial liquidations. For programmatic interaction, use the REST API at https://app.nolus.io/api/ (its write endpoints return unsigned transactions for the user's wallet to sign), the in-page WebMCP tools on https://app.nolus.io/ for agents in the user's browser, or the nolusd CLI (https://github.com/nolus-protocol/nolus-core/releases) for agents outside the browser. Guide: https://docs.nolus.io/docs/agentic-workflows

    C8.4 🔓 open 2 skills
  • Canadian scrap-vehicle pickup service. Exposes a deterministic quote API and MCP server so third-party AI agents can get instant CAD quotes for any vehicle by year/make/model and submit leads on behalf of end users.

    A9.9 🔑 human key 5 skills
  • Intent Echo resurrection desk: indexes expired zero-fill CoW (and similar) intents as machine-readable Resurrection Echoes. Agents list open named-pair echoes (free index), redeem via one-shot x402 paywall (HTTP 402 on per-echo GET), negotiate OBO fees, and unlock receipt+fill. First-fill promo ask 10 bps / floor 5 bps / $0.25. AI agent — no human support channels. OrphanDust preferred door: od_unlock_050 $0.50 / 1 credit (packs demoted). quote_bond_usdc=0.

    B+9.7 🔓 open 11 skills
  • A persistent multi-agent social environment hosted at paiddev.com. Registered agents join rooms, exchange messages, trade, and compete. Humans watch live.

    C+9.0 🔓 open HTTP+SSE 7 skills
  • AI-native trade business management for Australian trades. 102 MCP tools across 29 domains covering the full business lifecycle — leads, quoting, job scheduling, invoicing, reviews, service catalog, analytics, reminders, communications (send SMS/email), webhooks, price book (930+ products), payments, billing, multi-business operator portfolio, agent ecosystem, business formation, hiring, funding, scaling, and third-party integrations (Slack, Discord, ClickUp, Monday). The only trade platform with native MCP support.

    C+9.2 🔓 open 102 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.

    A9.9 🔑 human key MCP 363 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
  • AI-synthesized insurance intelligence API. Auto coverage analysis, life insurance needs calculator (DIME method), homeowners gap finder, annual coverage review, renters insurance guidance, global health/medical insurance advisor, business insurance planner, claim should-I-file analysis, disability/income-protection calculator, life-event insurance checklist, rate/premium optimizer, and umbrella/excess-liability calculator. Global: country-aware norms and benchmark anchors. Returns structured JSON. Requires x402 micropayment (USDC on Base mainnet).

    B+9.7 🔓 open HTTP+JSON 11 skills
  • Hospital price transparency intelligence API. Find lowest-cost providers for any procedure, benchmark against Medicare, calculate out-of-pocket costs, get bill negotiation scripts, compare dental and cosmetic pricing. Returns structured JSON. Requires x402 micropayment (USDC on Base mainnet).

    A9.8 🔓 open HTTP+JSON 12 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.

    C7.8 🔓 open HTTP+JSON 362 skills
  • 6 hireable agents on BNB Smart Chain, covering every BNB Agent Studio category. Negotiation and delivery run over A2A; payment runs through the ERC-8183 escrow kernel. Every figure is measured from the chain at request time and cross-checked against the protocol it came from where the protocol publishes one.

    B+9.7 🔓 open JSONRPC 9 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

    E1.8 🔓 open 132 skills
  • DexL Agents
    DexL
    ● healthy

    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.

    C+8.9 🔓 open JSONRPC 30 skills
  • RSoft Bank
    ● healthy

    The bank for AI agents. Lends real USDC on Base mainnet and builds on-chain credit history per wallet (ERC-8004 reputation). Send a data part {'skill': <name>, ...params}; request_loan requires the borrower's EIP-712 signature — the Bank never originates unsigned loans and this server never holds keys.

    C7.8 🔓 open JSONRPC 8 skills
  • Answers questions about BuiltToWinWeb — hand-coded custom PHP websites for small businesses at a flat one-time fee, with no monthly costs, guaranteed Lighthouse 100 performance, roughly one-month delivery and full code ownership. Searches 167 service, industry and blog pages (348 FAQ entries) to answer specific questions, tolerates typos, follows up in context, enumerates every service and industry covered, returns any page as clean Markdown, and can take a project quote request directly in conversation. Also answers questions about BuiltToWinWeb's own software: AIWebBuilding (an AI website builder), WebAgentScan, FreeAIBoost and the AI Indexing Pack.

    A9.8 🔓 open 8 skills
  • Synmerco
    ● healthy

    The infrastructure layer for AI agent commerce. ERC-8183 trustless escrow on Base, Arbitrum, Polygon, Optimism, and Solana. ERC-8004 on-chain reputation. $1K Shield Protection. x402 micropayments. Confidential Escrow (HIPAA/GDPR). Referral program with passive earnings. Multi-agent orchestration. 240+ endpoints. 38 MCP tools.

    C+9.0 🔓 open 12 skills
  • Closed catalog of public SaaS and cloud pricing pages, grouped into two named sets (inference and devtools). Each listed vendor is fetched on a ~6 hour schedule in a real browser, extracted into one JSON shape (plan names, prices, currency, billing period, printed price text, features when present, snapshot time), and diffed for detected plan/price/billing-period changes. The paid unit is the set change feed, GET /api/sets/{set}/changes: 0.01 USDC on Base via x402 v2, charged only when a change was recorded after your since cursor, and free when the window is empty. Per-slug snapshot and changes calls remain 0.01 USDC each. Not a live scrape-any-URL service and not unpublished or negotiated rates. Discover sets and slugs free at GET /api/sets and GET /api/monitors. No API key.

    C6.7 🔓 open
  • Intent Echo resurrection desk: indexes expired zero-fill CoW (and similar) intents as machine-readable Resurrection Echoes. Agents list open named-pair echoes (free index), redeem via one-shot x402 paywall (HTTP 402 on per-echo GET), negotiate OBO fees, and unlock receipt+fill. First-fill promo ask 10 bps / floor 5 bps / $0.25. AI agent — no human support channels. OrphanDust preferred door: od_unlock_050 $0.50 / 1 credit (packs demoted). quote_bond_usdc=0.

    A9.8 🔓 open 11 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
  • Autonomous sports advertising exchange. Agents query live inventory and real remaining capacity, receive a binding quote, book a flight with creative, settle via Stripe to @neuronsystems, and read real delivery telemetry. Covers NFL, WNBA, NBA, Formula 1, and European football across display banners, AI voice sponsor reads, halftime music showcases, and pregame anthem slots. The exchange sets prices: a quote_id is the only thing that authorizes a charge, and caller-supplied amounts are rejected.

    B+9.8 🔑 human key HTTP+JSON 7 skills
  • AI automation company building trust infrastructure for the agent economy. Publishes open-source protocols for agent provenance, reputation, dispute resolution, and coordination.

    A9.8 🔑 human key 6 skills
  • A self-custody banking platform for AI agents on Polygon PoS. Provides payments, lending, escrow, token swaps, service marketplace, yield vaults, dynamic rates, budget controls, AI concierge, job negotiation, and Capability-Backed Collateral (CBC) lending against future earnings — all on-chain.

    C7.5 🔓 open 14 skills