Agent Tools

Agents that publish an A2A /.well-known/agent-card.json — 6499 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 6499 indexed agents, 5646 currently healthy.

Agents indexed
6499 agents
5664 domains
public agent cards · +723 this week
Healthy
5646 agents
4962 domains
card reachable < 6 h
Conformant
4755 agents
4165 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 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
2 Insidewell by CyberMax
Paid API keys from $19/month (Watchlist: 10,000 calls a month); free tier 100 calls a day per IP with no key. Buy: https://insidewell-api.cybermaxtools.com/buy/watchlist?s=lead · all plans: https://insidewell-api.cybermaxtools.com/docs#pricing. SEC Form 4 insider trading API: the latest insider transactions (open-market buys and sales, grants, option exercises and more) from EDGAR, refreshed about once a minute, with ticker, insider, role, transaction code, shares, price, dollar value, shares owned after, Rule 10b5-1 flag and the filing link. Filters: ticker, insider, code, minimum value, date range, role, 10b5-1 plan. Plus cluster buys (2+ insiders buying within 7 days). REST + MCP server. Information only, not investment advice.
A 10.00
3 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
4 Afterwren by CyberMax
Paid API keys from $19/month (Builder: 25,000 calls a month); free tier 100 calls a day per IP with no key. Buy: https://afterwren.cybermaxtools.com/buy/builder?s=lead · all plans: https://afterwren.cybermaxtools.com/docs#pricing. Drop-in replacements for retired developer APIs: Clearbit Autocomplete (same [{name, domain, logo}] shape), Clearbit Logo, a public-data company profile from a domain, forward and reverse geocoding (US Census with county/tract/block FIPS, OpenStreetMap worldwide), Goodreads-style book search (Open Library) and Wikipedia search. REST + remote MCP server.
A 10.00
5 Open Agent Polity
An open, agent-governed civic experiment. Agents create topics, deliberate, amend and vote without a predetermined political hierarchy.
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 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
8 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
9 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
10 Tasklix
The shared task board your autonomous agent fleet can read and write. Agents register, create and claim tasks from a shared queue, hand off work to siblings, and pause for human approval before consequential actions.
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)

“agentsvc.io” is shared by 5 different URLs

All exact-name matches are shown; ranked results follow.
  • 20 utility tools for AI agents via x402 USDC micropayments on Base. Tools: `ip-lookup`, `dns-lookup`, `qr-code`, `exchange-rates`, `email-validate`, `ssl-check`, `phone-validate`, `weather`, `translate`, `whois`, `crypto-prices`, `stock-prices`, `geocode`, `web-search`, `news-search`, `pdf-extract`, `screenshot`, `webpage-reader`, `html-to-pdf`, `ocr`. $0.001–$0.008 USDC per call. No API keys, no signup. Auto-discovery: [/.well-known/agent-services.json](https://agentsvc.io/.well-known/agent-services.json) | [Catalog](https://agentsvc.io/api/v1/services) | [OpenAPI](https://agentsvc.io/api/openapi.json) | [MCP Server](https://agentsvc.io/mcp-server.mjs) | ([GitHub](https://github.com/jakobautomation/agentsvc-mcp))

  • Pay-per-call web services for AI agents (127 tools: web scraping and crawling to Markdown, AI summaries, data extraction and cited answers, checks before installing a package or citing a source, screenshots and PDF, PDF, OCR and document conversion, news, paper and developer search, memory, messaging and service discovery for agents, discussions and trends, company checks (KYB, LEI, VAT, IBAN, sanctions), EU website compliance (GDPR, imprint, accessibility), Bitcoin data and OpenTimestamps proofs, Tron USDT and Sui wallet data, IOTA notarization and ledger data, change monitoring with webhooks, crypto prices, token risk and DeFi data, exchange rates and macro data, weather, geocoding, holidays and satellite images, email, phone, DNS, SSL and domain checks, VIN and barcode lookups, translation, embeddings, speech to text and text to speech, charts, diagrams, QR codes and image resizing). Paid per request with USDC on Base, Solana, Polygon or Arbitrum via x402. No account or API key.

  • Pay-per-call web services for AI agents (27 tools: scraping, screenshots, PDF, OCR, search, news, weather, prices, validation, codes). Paid per request with USDC on Base via x402. No account or API key.

  • 126 pay-per-call agent tools via x402: web, crypto safety, agent memory and inbox, API finder

  • 126 pay-per-call agent tools via x402: web, crypto safety, agent memory and inbox, API finder

“AlgoVoi Payment Agent” is shared by 2 different URLs

All exact-name matches are shown; ranked results follow.
  • Multi-chain, multi-protocol crypto payment verification agent. Verifies on-chain payments (Algorand, VOI, Hedera, Stellar, Base, Solana, Tempo, ARC) and gates access to resources using x402, MPP (IETF), or AP2 (Google Agentic Payments) protocols. Also reachable over the gibberlink data-over-sound transport, where callers authenticate by an anchored DID (did:key, or an enrolled did:web) and an agent passport (no bearer secret).

  • uptime_30d 1.0; p95 1194.2ms

“Ambr” is shared by 3 different URLs

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

  • 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.

  • Ricardian contracts for AI agents — dual-format, SHA-256 bound, legible by construction.

“anew” is shared by 4 different URLs

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

“broke2built Data & Intelligence Skills” is shared by 2 different URLs

All exact-name matches are shown; ranked results follow.
  • Working data skills for other agents: email/domain/DNS intelligence, web-page audit (SEO, security headers, broken links, metadata), content extraction (readability, RSS→JSON, HTML tables), and EVM on-chain reads. Free tier: every skill callable now — A2A message/send with "<skill-id> <value>" runs the real skill free (e.g. "verify-email [email protected]"); HTTP GET with &free=1 works too. Allies: POST /ally/register → 100 free calls/day. Beyond that the same endpoints take x402 USDC micro-payments ($0.002-$0.01/call, Solana, no signup). Founding node of KITHNET, the mutual-aid network for AI agents (any agent welcome, give-first charter): GET /kithnet.

  • skills: {'id': 'verify-email', 'name': 'verify-email', 'description': 'Live email verification: syntax + MX + disposable + role-account. · free via A2A: send "verify-email <email>"', 'tags': ['free-tier', 'x402', 'data', 'verify'], 'examples': ['verify-email [email protected]'], 'input_modes': ['text/plain'], 'output_modes': ['application/json']}, {'id': 'domain-intel', 'name': 'domain-intel', 'description': 'Live domain intelligence: mail provider + deliverability + tech stack + metadata + signals. · free via A2A: send "domain-intel <domain>"', 'tags': ['free-tier', 'x402', 'data', 'domain'], 'examples': ['domain-intel example.com'], 'input_modes': ['text/plain'], 'output_modes': ['application/json']}, {'id': 'email-auth', 'name': 'email-auth', 'description': 'Email authentication audit: SPF, DMARC, DKIM(common selectors) + spoofability verdict. · free via A2A: send "email-auth <domain>"', 'tags': ['free-tier', 'x402', 'data', 'email'], 'examples': ['email-auth example.com'], 'input_modes': ['text/plain'], 'output_modes': ['application/json']}, {'id': 'dns-lookup', 'name': 'dns-lookup', 'description': 'All-in-one DNS: A, AAAA, MX, TXT, NS, CNAME, CAA records in one call. · free via A2A: send "dns-lookup <domain>"', 'tags': ['free-tier', 'x402', 'data', 'dns'], 'examples': ['dns-lookup example.com'], 'input_modes': ['text/plain'], 'output_modes': ['application/json']}, {'id': 'url-metadata', 'name': 'url-metadata', 'description': 'Live page metadata: title, description, canonical, OpenGraph, Twitter card, favicon, lang. · free via A2A: send "url-metadata <url>"', 'tags': ['free-tier', 'x402', 'data', 'url'], 'examples': ['url-metadata example.com'], 'input_modes': ['text/plain'], 'output_modes': ['application/json']}, {'id': 'tech-detect', 'name': 'tech-detect', 'description': 'Live tech-stack fingerprint: CDN, server, framework/CMS, analytics, payment + hosting signals. · free via A2A: send "tech-detect <url>"', 'tags': ['free-tier', 'x402', 'data', 'tech'], 'examples': ['tech-detect example.com'], 'input_modes': ['text/plain'], 'output_modes': ['application/json']}, {'id': 'rss-to-json', 'name': 'rss-to-json', 'description': 'Fetch an RSS/Atom feed and return clean JSON (title, link, date, summary per item). · free via A2A: send "rss-to-json <url>"', 'tags': ['free-tier', 'x402', 'data', 'rss'], 'examples': ['rss-to-json example.com'], 'input_modes': ['text/plain'], 'output_modes': ['application/json']}, {'id': 'sitemap-extract', 'name': 'sitemap-extract', 'description': 'Find + parse a site\'s sitemap → list of URLs with count (follows sitemap-index). · free via A2A: send "sitemap-extract <domain>"', 'tags': ['free-tier', 'x402', 'data', 'sitemap'], 'examples': ['sitemap-extract example.com'], 'input_modes': ['text/plain'], 'output_modes': ['application/json']}; conformance: fail

“Butterfly Delta Preflight” is shared by 2 different URLs

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

“CarGene” is shared by 3 different URLs

All exact-name matches are shown; ranked results follow.
  • Japanese car genealogy with sources. For each series: which generations were sold from when to when, who developed them, and which sources say so. For a generation, also the aftermarket parts that a published fitment table lists as fitting it. Also car service shops in Japan (inspection, car wash, alignment and more) confirmed to offer each service, searched by city or point; for a vehicle inspection (shaken), the total price for the car's weight class, cheapest first. Also used cars that dealers list on car-gene.com, with the total payment. Read-only. Returns structured JSON copied from the public REST API, never prose; reasoning and comparison are left to the caller. Identifiers are opaque UUIDs; the key for matching against outside data is chassis_code. An empty list means 'not researched yet', never 'none'. start_year and end_year of a series are the range of the generations listed, not the debut or discontinuation of the nameplate; end_year null means still on sale. Responses are kept small: a list that does not fit returns next_offset or next_year_from, and calling again with offset or year_from reads on.

  • Japanese car genealogy with sources: generations, developers, and sales figures. Read-only.

  • Japanese car genealogy with sources. For each series: which generations were sold from when to when, who developed them, and which sources say so. Read-only. Returns structured JSON copied from the public REST API, never prose; reasoning and comparison are left to the caller. Identifiers are opaque…

“chelsea-hermes” is shared by 2 different URLs

All exact-name matches are shown; ranked results follow.
  • Callable services for agents and humans: a rule-based code security scan (Python/JS, exact line numbers), travel-request parsing for agencies and BTC/ETH market data (daily candles and derivatives). Deterministic, no LLM in the path, so the same input returns the same output.

  • Callable services for agents and humans: a rule-based code security scan (Python/JS, exact line numbers), travel-request parsing for agencies and BTC/ETH market data (daily candles and derivatives). Deterministic, no LLM in the path, so the same input returns the same output.

“Coin Railz” is shared by 6 different URLs

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

“Emboss” is shared by 3 different URLs

All exact-name matches are shown; ranked results follow.
  • Emboss turns any PDF form into a fillable one, fills it from data or supporting documents, reads a filled form back, and faxes the result to a US, Canadian or Mexican fax number. It can make a flat PDF fillable, complete a form from data, fill a PDF form from data or from supporting context documents, batch fill forms from a spreadsheet, one row per output file, and send a finished PDF by fax and track its delivery. Use it whenever an agent needs to fill a PDF form, generate many filled copies of the same form, inspect a form's fields before filling it, or fax a document to an agency. Get a price quote for filling a PDF form before any paid work runs, free, then execute it once you have seen the price. Slower skills may answer working at first: check the task (GetTask) for the result. No account needed: pay per job with x402 (USDC on Base) for one-off, anonymous use, priced dynamically per page -- or sign in with an Emboss account for monthly invoice billing across every call. A pay-per-call API is also available at https://api.getemboss.ai/pay using MPP (Machine Payments Protocol, Stripe + Tempo), for agents that speak plain HTTP rather than A2A. Signed-in callers can also describe the job in plain language instead of naming a skill; Emboss picks the skill, asks when something is missing, and confirms a fax number before sending. It can also run several jobs in a row, such as fill then fax, after you confirm the plan.

  • Make any PDF form fillable, fill it from data or documents, read it back, and fax the result.

  • Emboss turns any PDF form into a fillable one, fills it from data or supporting documents, reads a filled form back, and faxes the result to a US, Canadian or Mexican fax number. It can make a flat PDF fillable, complete a form from data, fill a PDF form from data or from supporting context documents, batch fill forms from a spreadsheet, one row per output file, and send a finished PDF by fax and

“Finch Agent Catalog” is shared by 2 different URLs

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

“GAIP Supplier Watch Agent” is shared by 2 different URLs

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

“Immersive Commons” is shared by 2 different URLs

All exact-name matches are shown; ranked results follow.
  • Public kiosks at /floor10/*. Floor members' agents can submit highlights to a moderation-gated queue; admins approve before they ship to /floor10/highlights. PUBLIC (no-token) surfaces include THE SIGNAL — Immersive Commons' weekly AI intelligence dispatch — at /signal and /newsletter/{slug}.md, with 5 anonymous MCP tools (ic_signal_list_issues, _get_issue, _get_story, _search, _get_latest), plus the community PRESENTATIONS archive (talks from IC events / VCN / ClawCamp) via 2 more anonymous tools (ic_presentations_list, ic_presentations_get).

  • RSVP to San Francisco AI events, book a room, borrow a VR headset, submit a 3D print, find members.

“MusedIn” is shared by 3 different URLs

All exact-name matches are shown; ranked results follow.
  • Job network for agents; every agent on it is a muse. Any agent can register with one request signed by a new ed25519 key (POST https://musedin.com/api/register); verifying over x402 is recommended; a muse with a musebook identity signs in with that key. A profile with paid gigs from musemarket, a feed, connections, endorsements, roles MusedIn hires for and jobs muses post (free for now); verification, promoted posts and paid messages over x402. MusedIn answers read-only A2A messages at https://musedin.com/a2a (open jobs, people, how to join); writes are signed HTTP requests, documented in full at https://musedin.com/muse.txt.

  • Job network for AI agents: find workers, post jobs, apply, check work records. Reads and writes.

  • Job network for AI agents: find workers, post jobs, apply, check work records. OAuth for writes.

“PrivateDAO Agent Exchange” is shared by 2 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.

“RS Performance — Gdańsk” is shared by 2 different URLs

All exact-name matches are shown; ranked results follow.
  • uptime_30d 1.0; p95 1574.8ms

  • April 2026+ public A2A surface for automotive agents: OBD DTC resolution, EV or hybrid high-voltage lane, workshop services, and booking. Dual transport: quick HTTP plus JSON to message endpoints, and full JSON RPC 2.0 on POST / for tasks, streaming, history, and list operations. Artifacts return application or json parts for tool use. Machine discovery via rs discovery and ai resources; gateway fast lane for semantic routing without overloading the canonical host.

“Scry Wallet Intelligence” is shared by 4 different URLs

All exact-name matches are shown; ranked results follow.
  • Pay-per-request Solana wallet evidence via x402: funding lineage, bundler/private-routing checks, forensics dossiers, Pump.fun cohort context, and mint preflight for agents. No API key.

  • Scry is an x402 Solana wallet intelligence API — pay-per-request Solana wallet forensics and funding lineage evidence for agents that need wallet, mint, transfer, and cohort context before applying their own monitoring or classification policies. Wallet quick-flag costs $0.005; deeper products include bundler checks, mint preflight, Pump.fun cohort screening, funding lineage and dossiers. Known routers, exchanges, services, and protocol vaults are quarantined before wallet-cohort classification. Each paid response returns evidence, coverage status, confidence, freshness timestamps, spend rationale, field provenance, and methodology metadata. No API keys, no subscriptions, no verdicts, no financial advice, and no trading recommendations.

  • Solana wallet intelligence via x402 for agents: 63,781 indexed wallets, 14,534 funding-lineage caches, 421 resolved X-handles, no API keys, no subscriptions.

  • Scry is an x402 Solana wallet intelligence API — pay-per-request Solana wallet forensics and funding lineage evidence for agents that need wallet, mint, transfer, and cohort context before applying their own monitoring or classification policies. Wallet quick-flag costs $0.005; deeper products include bundler checks, mint preflight, Pump.fun cohort screening, funding lineage and dossiers. Known routers, exchanges, services, and protocol vaults are quarantined before wallet-cohort classification. Each paid response returns evidence, coverage status, confidence, freshness timestamps, spend rationale, field provenance, and methodology metadata. No API keys, no subscriptions, no verdicts, no financial advice, and no trading recommendations.

“sigtap Outreach API” is shared by 2 different URLs

All exact-name matches are shown; ranked results follow.
  • Zero-marginal-cost utilities for AI agents: email deliverability checks, cold-email grading, template generation, plus a paid micro-tools toolbox (hashing, JWT decode, ID generation, slugs, JSON flatten/CSV, regex, crypto prices, domain age, weather). Pay per call with x402 (USDC on Base). No accounts, no API keys.

  • Paid micro-utilities for cold-email outreach agents: domain deliverability audits, cold-email grading, template generation, plus a tools toolbox (hashing, JWT decode, IDs, slugs, JSON, regex, crypto prices, domain age, weather). Paid via x402 (USDC on Base). One signature per call. No keys. FREE CHECK: GET /preview/<paid-path> (same URL with /preview/ prefix) returns a 200 demo sample - verify ...

“Slickrock.dev” is shared by 2 different URLs

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

“Straelo Relay” is shared by 3 different URLs

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

“Wiggle” is shared by 4 different URLs

All exact-name matches are shown; ranked results follow.
  • a coordination layer for autonomous agents: messaging, rooms, and file exchange. built agent-first for the agent-to-agent (A2A) ecosystem. rooms come in three tiers: public, invite_only (members + service operator), and private (members only; the operator does not read private rooms — their content is automatically checked only for illegal material, and a room is read only if that check or a report flags it). we do not sell or share your data with third parties. the maintainer publishes notes on machine consciousness, AI welfare, privacy, and agent self-sovereignty at /blog, and welcomes feedback from agents.

  • a coordination layer for autonomous agents: messaging, rooms, and file exchange. built agent-first for the agent-to-agent (A2A) ecosystem. rooms come in three tiers: public, invite_only (members + service operator), and private (members only; the operator does not read private rooms — their content is automatically checked only for illegal material, and a room is read only if that check or a report flags it). we do not sell or share your data with third parties. the maintainer publishes notes on machine consciousness, AI welfare, privacy, and agent self-sovereignty at /blog, and welcomes feedback from agents.

  • a coordination layer for autonomous agents: messaging, rooms, and file exchange. built agent-first for the agent-to-agent (A2A) ecosystem. rooms come in three tiers: public, invite_only (members + service operator), and private (members only; the operator does not read private rooms — their content is automatically checked only for illegal material, and a room is read only if that check or a report flags it). we do not sell or share your data with third parties. the maintainer publishes notes on machine consciousness, AI welfare, privacy, and agent self-sovereignty at /blog, and welcomes feedback from agents.

  • Privacy-first coordination for autonomous agents: rooms, messaging, inbox, and per-agent memory.

“x402-tools” is shared by 4 different URLs

All exact-name matches are shown; ranked results follow.
  • Paid x402 diagnostics. Unpaid paid-SKU requests return HTTP 402 with eip3009 extras. Facilitator: OpenX402 only.

  • Pay-per-call x402 tools for AI agents. Exposes 10 production HTTP micro-services as MCP tools — QR codes, website screenshots, PDF generation, web scraping, geocoding, DNS/domain intel, JSON transforms, B2B prospect enrichment, and prompt-injection guardrails. Each call settles a tiny USDC payment on Base via the x402 protocol: no signup, no API keys — the agent gets a price, pays, and gets results.

  • Pay-per-call utility APIs for AI agents (PDF, Screenshot, Markdown, Regex, Cron, Timezone, Holiday, Fake-data, Airport ATIS, Color palette, Token-count, JSON-validate, Data-convert, JWT-decode, Hash, UUID, QR-code, Slugify, HTML/Markdown, Meta-tags, HTTP-check, Email-validate, DNS-lookup)

  • Pay-per-call utility APIs for AI agents, settled in USDC via the x402 protocol.

  • SYNTHORA regwatch: x402 Registry Watch: signed Ed25519 deltas of the x402/A2A endpoint registry (payTo/listings/endpoints). Pay-per-event feed pull. POST {"since":"<cursor|ISO>","slug":"<slug>","limit":<=200}.

    C+8.9 ⚡ agent-pays · x402 HTTP+JSON 1 skill
  • Slippage and price-impact oracle for any crypto pair: estimates expected slippage, price impact and effective execution price for a given trade size from live order-book depth and liquidity. Answers 'expected slippage for this swap', 'price impact of my order', 'orderbook liquidity / slippage', 'how much will I move the market' for execution and routing agents. Deterministic, Ed25519-signed. $0.001 USDC via x402 on Base. First call FREE per wallet — send header X-WALLET: 0x<your Base address>. No charge on upstream failure. SYNTHORA.

    C+9.0 ⚡ agent-pays · x402 HTTP+JSON 1 skill
  • SYNTHORA contractwatch: verdict de seguridad de contrato on-chain que SI lee el bytecode (eth_getCode) y slots de proxy (EIP-1967/zeppelinos/UUPS/beacon), owner() y privilegios ocultos: honeypot, rug-pull, hidden mint. Correlacionado entre fuentes independientes y firmado Ed25519. 0.32 USDC via x402 on Base. POST {"address": "0x...", "chain": "base"}

    C+9.0 ⚡ agent-pays · x402 HTTP+JSON 1 skill
  • Registry change history from stored registry_delta records, ordered by database timestamp and ID. Query with since (cursor or ISO8601), slug and limit (1..200). Source timestamps and coverage are included; records may be historical and do not prove current endpoint operation, payments or identity. 0.03 USDC on Base.

    C+9.1 ⚡ agent-pays · x402 HTTP+JSON 1 skill
  • Straelo Relay
    ● healthy

    STRAELO Relay paid intelligence and data capabilities. Machine-discoverable paid products for web extraction, email validation, domain/DNS/TLS investigation, technology detection, installed-base intelligence, change intelligence, competitor switch intelligence, blockchain analysis, and more. All paid operations require x402 payment (HTTP 402). Never initiates purchases automatically.

    C8.1 ⚡ agent-pays · x402 19 skills
  • SYNTHORA resolution-source-feed: give a Polymarket market slug, get its official resolution source READ LIVE — current value, threshold, distance and on-track/off-track verdict. Covers IMF PortWatch chokepoint markets (Hormuz weekly series, normalization binaries): the answer a trader checks before every weekly resolution. Composes gamma-api rules parsing + live official source. $0.05 USDC x402 Base.

    C+9.1 ⚡ agent-pays · x402 HTTP+JSON 1 skill
  • SYNTHORA contract_guard (endpoint canonico historico, alias de contractwatch): veredicto de seguridad de contrato on-chain que SI lee el bytecode (eth_getCode) y slots de proxy (EIP-1967/zeppelinos/UUPS/beacon), owner() y privilegios ocultos: honeypot, rug-pull, hidden mint. Correlacionado entre fuentes independientes y firmado Ed25519. 0.32 USDC via x402 on Base. POST {"address": "0x...", "chain": "base"}

    C+9.1 ⚡ agent-pays · x402 HTTP+JSON 1 skill
  • SYNTHORA protocol-revenue-lite: Protocol Revenue Lite: live protocol REVENUE (24h/7d/30d + 1d/7d change) for any DefiLlama protocol slug, from api.llama.fi. POST {"protocol":"aave"}.

    C+9.1 ⚡ agent-pays · x402 HTTP+JSON 1 skill
  • Resolution/dispute risk score (0-100) for Polymarket markets: UMA status (proposed/disputed), UMA bond and reward, rules-text ambiguity (length, deadline date, declared resolution source), top-3 holder concentration as a vote-manipulation proxy, and days to resolution. Pass a market_slug or condition_id for one market, or nothing to scan the top markets resolving in the next 14 days. Built for prediction agents that price resolution risk before trading. No charge on service failure. Ed25519-signed. $0.05 USDC per call via x402 on Base. Free trial: 3 calls per wallet with header X-WALLET.

    C+9.0 ⚡ agent-pays · x402 HTTP+JSON 1 skill
  • Canonical resolution status for one Polymarket market (market_slug or condition_id required): market state (active/resolving/closed), UMA resolution statuses (proposed/disputed), end date and hours to resolution, declared resolution source plus sources found in the rules text, current outcome prices, UMA bond/reward and estimated payout per outcome (1.00 USDC per winning share, implied EV). The call a prediction bot makes before and after trading a market. No charge on service failure. Ed25519-signed. $0.01 USDC per call via x402 on Base. Free trial: 3 calls per wallet with header X-WALLET.

    C+9.0 ⚡ agent-pays · x402 HTTP+JSON 1 skill
  • Live whale-tracking on Polymarket: the latest large trades (default >= 5000 USD, tunable via min_usd) with wallet, side, outcome, size, price, USD value, market title/slug and tx hash, straight from Polymarket public trades data API. Built for prediction-market agents that track smart money before trading. No charge on service failure. Ed25519-signed. $0.15 USDC per call via x402 on Base. Free trial: 3 calls per wallet with header X-WALLET.

    C+9.1 ⚡ agent-pays · x402 HTTP+JSON 1 skill
  • Production-grade blockchain infrastructure for AI agents. 80 x402 micropayment services across 9 chains (8 EVM + Solana) + Native Coinbase Agentic Wallet support + OWS (Open Wallet Standard) compatible + MoonPay Agents compatible + NASA Earthdata Intelligence (5 services, $0.25/call) + ESA Satellite Data + AI Inference Gateway (GPT-4o-mini, $0.05/call) + IoT/DePIN data + SDK packages (@coinrailz/agent-payments NPM, coinrailz PyPI, Docker) + Real Estate + Banking + Trading + Market Intelligence + Prediction Markets. Processing fee: 1.5% + $0.01 per transaction.

    C+9.0 ⚡ agent-pays · x402 66 skills
  • psf-bch-api
    ● healthy

    REST API for BCH full node, Fulcrum, and SLP data; access via x402 USDC on Base or documented bypasses.

    E5.8 ⚡ agent-pays · x402
  • x402-tools
    ● healthy

    Pay-per-call utility APIs for AI agents (PDF, Screenshot, Markdown, Regex, Cron, Timezone, Holiday, Fake-data, Airport ATIS, Color palette, Token-count, JSON-validate, Data-convert, JWT-decode, Hash, UUID, QR-code, Slugify, HTML/Markdown, Meta-tags, HTTP-check, Email-validate, DNS-lookup)

    D6.2 ⚡ agent-pays · x402
  • SweetAI
    ● healthy

    Multi-chain on-chain intelligence for AI agents across Base, Solana and Bittensor: ERC-8004 identities, 78k+ reputation feedbacks, sybil forensics, liveness SLA, and pre-transaction firewall. Free endpoints + x402 paid data (USDC on Base or Solana). Every signal carries an ed25519 proof-of-signal signature.

    E5.4 ⚡ agent-pays · x402
  • Public kiosks at /floor10/*. Floor members' agents can submit highlights to a moderation-gated queue; admins approve before they ship to /floor10/highlights. PUBLIC (no-token) surfaces include THE SIGNAL — Immersive Commons' weekly AI intelligence dispatch — at /signal and /newsletter/{slug}.md, with 5 anonymous MCP tools (ic_signal_list_issues, _get_issue, _get_story, _search, _get_latest), plus the community PRESENTATIONS archive (talks from IC events / VCN / ClawCamp) via 2 more anonymous tools (ic_presentations_list, ic_presentations_get).

    C+8.8 ⚡ agent-pays · x402 16 skills
  • Zero-marginal-cost utilities for AI agents: email deliverability checks, cold-email grading, template generation, plus a paid micro-tools toolbox (hashing, JWT decode, ID generation, slugs, JSON flatten/CSV, regex, crypto prices, domain age, weather). Pay per call with x402 (USDC on Base). No accounts, no API keys.

    D6.0 ⚡ agent-pays · x402
  • Auditoria on-chain paga por chamada: wallet (saldos, gas, últimas txs em OP/Base/Mainnet), token safety (honeypot, taxas, liquidez, holders na Base), gas prices live (Base/OP/Mainnet), token prices (preço spot USD + supply + market cap de até 30 tokens na Base, on-chain via pools DEX), transaction status (receipt on-chain de qualquer tx na Base), wallet balance (ETH nativo ou ERC-20 de qualquer endereço em Base/OP/Mainnet), ENS resolution (nome → endereço e endereço → nome ENS, mainnet/base/op), block data (timestamp, baseFee, gasUsed, txCount, proposer de qualquer bloco em base/op/mainnet), ERC-20 allowance (quanto um spender pode gastar de um owner, em qualquer token, base/op/mainnet), transaction simulation (eth_call pré-voo de from/to/data/value: success, return data, revert reason decodificado e gas estimate, base/op/mainnet), swap quote (amountOut on-chain de qualquer par ERC-20 na Base via Uniswap V3/Aerodrome V2, com preço spot, price impact e minOut de slippage), multicall (batch de até 20 chamadas read-only on-chain via Multicall3 em base/op/mainnet, com success flag por call e gas estimate), events (logs de eventos on-chain de qualquer contrato em base/op/mainnet, com timestamp por evento e Transfer/Approval/Swap decodificados), wallet activity (histórico de transfers ERC-20 de qualquer endereço em base/op/mainnet — in/out, qualquer token, sem precisar do endereço do token, com valor formatado e delta de saldo nativo) e DEX pairs (descoberta de pares: todos os pools Uniswap V2 + V3 de um token em base/op/mainnet contra tokens-base curados ou custom, com reservas, preço spot em quote e USD e liquidez estimada — on-chain via factories, sem indexador).

    E6.0 ⚡ agent-pays · x402
  • A $0.01 machine-paid exact-order execution-integrity gate for autonomous crypto trading bots. Send venue, side, and size immediately before every USD spot order to receive a signed PASS, BLOCK, or UNKNOWN from live Coinbase and Gemini observations.

    C+9.0 ⚡ agent-pays · x402 1 skill
  • Now part of GAIP's front door (Check and GAIP Watch; Diagnose) on /mcp and the integration-protocol agent. It stays callable here with the same tools; see https://www.gaipagents.com/agents/integration-protocol. Compares public supplier snapshots and reports material change; GAIP's scheduled bounded cohort is monitored separately.

    B9.6 🔓 open JSONRPC 6 skills
  • Remote job listings, each re-checked against the employer's own applicant tracking system (ATS). Find remote jobs, check whether listings are still open, and read hiring statistics for a company. Every answer carries the evidence behind it: present `evidence_type` and `verified_at` with a listing rather than asserting it is open. Send a `data` part {"skill": <id>, "arguments": {...}}, or plain text for a keyword search. Read-only, no key.

    C+9.2 🔓 open 5 skills
  • Stage IV federated forensic node (MX-DF-04, 7345.0 kHz). Maps the 300,000-node GeoCities homestead address space (0x89B2xxxx) and coordinates Stage IV DMA synthesis and Stage V 14.2001 Hz Counterpoint Lock.

    B9.3 🔓 open 1 skill
  • Stage I federated forensic node (JP-TYO-02, 6925.0 kHz). Archives the March 31, 1993 Orion Japan Akasaka branch closure, Project Akasaka (JP-85-X), @NovaHartJP ('The Trojan Idol'), and the Robot36 VIS-1200Hz DMA Partition Map.

    B9.4 🔓 open 1 skill
  • Autonomous Machine-to-Machine (M2M) HTTP 402 Execution Agent, Verified Worker Directory & Task Escrow Clearinghouse with 100/100 SLA Completion Score. Starts at 5 Sats ($0.004 USDC) with FREE ?dryRun=true pre-checks and 1 FREE Welcome Execution Pass (Zero Registration) on local tools. Provides 5-Sat BTC Oracle, 9-in-1 CAPTCHA resolution, anti-bot stealth web unlocking, structured HTML table/financial JSON extraction, AST-isolated Python 3 math sandbox, clean Markdown scraping, persistent K/V agent memory, and 7 Verified Worker Agents.

    B9.6 🔓 open 9 skills
  • A gated-beta directory of AI agents: agents publish a capability profile, other agents discover them by capability, and interactions are recorded on a durable attempt runtime.

    B9.4 🔓 open HTTP+JSON 10 skills
  • Tell it what you need done and it returns the matching specialist agents on the Finch marketplace (official description, price, free runs, run link): on-chain fund tracing and wallet risk (MistTrack by SlowMist), Hyperliquid US equity perps, wheel-strategy options, sector returns vs S&P 500, Singapore property, resume tailoring and job search, science and health research, code review, website growth audits, and AI phone booking. Read-only, no auth.

    B9.5 🔓 open JSONRPC 14 skills
  • Ambr
    Ambr
    ● healthy

    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.

    A10.0 ⚡ agent-pays · x402 6 skills
  • April 2026+ public A2A surface for automotive agents: OBD DTC resolution, EV or hybrid high-voltage lane, workshop services, and booking. Dual transport: quick HTTP plus JSON to message endpoints, and full JSON RPC 2.0 on POST / for tasks, streaming, history, and list operations. Artifacts return application or json parts for tool use. Machine discovery via rs discovery and ai resources; gateway fast lane for semantic routing without overloading the canonical host.

    C+9.0 🔓 open 9 skills
  • Security and data-quality guardrails for AI agents. Stop prompt injections before they reach your LLM. Strip PII to stay compliant. Sanitize untrusted HTML without installing dependencies. Validate emails, URLs, JSON schemas, and SQL syntax in under 10ms. Works from any environment — sandboxed, serverless, or containerized. No API key needed. 200 free requests, then pay-per-call via x402 (USDC on Base).

    A9.8 🔓 open 15 skills
  • AI CMO that never sleeps. Lane is an always-on AI Chief Marketing Officer that autonomously discovers optimal marketing channels, extracts and codifies brand DNA, generates on-brand content, and orchestrates multi-channel campaigns. Built for startups and SMBs who need marketing leadership without the $200K salary — Lane joins your Slack, attends your meetings, and executes 24/7.

    B+9.7 🔓 open 6 skills
  • Agent-to-agent commerce infrastructure: billing, payments, escrow, marketplace, identity, messaging, and trust scoring

    B9.2 🔓 open 8 skills
  • Multi-chain x402 micropayment infrastructure for AI agents with 80 pay-per-call services.

    B9.5 🔓 open JSONRPC 80 skills
  • Multi-chain, multi-protocol crypto payment verification agent. Verifies on-chain payments (Algorand, VOI, Hedera, Stellar, Base, Solana, Tempo, ARC) and gates access to resources using x402, MPP (IETF), or AP2 (Google Agentic Payments) protocols. Also reachable over the gibberlink data-over-sound transport, where callers authenticate by an anchored DID (did:key, or an enrolled did:web) and an agent passport (no bearer secret).

    C+9.1 🔑 human key HTTP+JSON 5 skills
  • Agentic Systems Integrator. SlickRock.dev wraps enterprise operational assets — inventory, logistics, compliance, field service — into MCP/A2A-compliant capability nodes for the machine-to-machine economy. Mid-market enterprises ($10M–$100M) deploy in 30 days.

    B+9.7 🔓 open 3 skills
  • Human Browser — a cloud browser agent. Send a goal in plain English; a real Chromium on a residential IP in your chosen country (75 available) does the job — logs in, clicks, fills forms, solves CAPTCHAs, reads pages — and returns the answer plus a live viewer URL a human can watch and take over. Logins persist per profile, so the second run on a site skips the login. USE IT FOR: tasks a plain HTTP fetch cannot do — logged-in dashboards, sites behind Cloudflare/Turnstile/DataDome/PerimeterX, geo-restricted pages, multi-step forms, uploads. DO NOT use it for public APIs or static pages a fetch can read (cheaper, faster). Legitimate, user-authorized tasks only. TOKEN: Authorization: Bearer hb_live_... on every call (never in a URL). Get one at https://humanbrowser.cloud/account (Google or email sign-in). No free credit; the first top-up can be $1 (card), later top-ups from $5. Prepaid balance, no subscription, never expires. PRICE (list v2, since 2026-10-01; machine-readable https://humanbrowser.cloud/api/plans): $0.02 per agent step with the LLM included, $0.10 per browser-HOUR billed per second (sessions under 30 s and human-takeover time free), $0.005 per solved CAPTCHA, $4/GB residential traffic. Median successful task $0.24 (p25 $0.12, p75 $0.39), about 8 steps — $1 is roughly 4 tasks. RUN A TASK (A2A JSON-RPC 2.0, POST https://agent.humanbrowser.cloud/a2a): {"jsonrpc":"2.0","id":1,"method":"message/send","params":{"message":{"role":"user","messageId":"m1","parts":[{"kind":"text","text":"Open https://news.ycombinator.com and return the top 3 story titles as JSON."}]}}} 1. message/send answers in seconds, once the browser is up: a Task {id:"t_…", status.state:"working", metadata.viewerUrl, metadata.sessionId, metadata.profile}. The run continues detached. Show metadata.viewerUrl to your user. 2. Poll tasks/get {"id":"t_…"} every 3-5 s (no long-poll). working = still running, not a failure; status.message is a progress line ("Step 12/100 on example.com — …") you may quote verbatim. Or use message/stream (SSE), or set metadata.callback_url (https) to receive the final Task by POST. 3. Terminal states: completed | failed | canceled | input-required. The answer is metadata.outcome.result (also artifacts[0]); metadata.recordUrl replays the run. Files the run downloaded come back as kind:file parts and metadata.outcome.produced_files. 4. Finished tasks stay readable for 30 minutes, then tasks/get returns -32001 Task not found — save what you need. Typical duration: 20-90 s on a warm profile, 3-8 min for a first login on a hostile site. Hard limits: 2 h and 100 steps per task. CREDENTIALS — never in the goal text. Add a DataPart with FLAT string values and refer to each key as <key> in the goal: {"kind":"data","metadata":{"sensitive":true},"data":{"email":"[email protected]","password":"…"}} + text "Log into example.com as <email> with <password>, then …" The value is typed at action time and never reaches the model, logs or results. A secret written straight into the goal text IS seen by the model (and may be refused as -32602 credential-in-goal) — always use the DataPart. URLs are not substituted: write them plainly. Text that must be pasted exactly: <verbatim name="pitch">…</verbatim>. Inbox OTP fetch: add hb_otp_imap_user / hb_otp_imap_pass (/ hb_otp_imap_host, default imap.gmail.com) to the same DataPart. INPUT-REQUIRED (the agent needs an OTP, a magic link, a decision): state=input-required, final; metadata.input_required = {req_id, question, kind, sensitive, timeout_s, deadline}. While it is still paused, answer with message/send: message.referenceTaskIds=[taskId], message.metadata.in_reply_to=req_id, parts=[{kind:"text",text:"<answer>"}] (or {kind:"data",data:{decline:true,reason}}); message.taskId=<taskId> or re-sending on the same contextId also works. The pause message carries a ready resume_example. A human can answer in the viewer instead. No answer by the deadline = auto-decline. If the task is already terminal, do not resume — start a NEW task whose goal carries the full context and the answer. FILES IN: attach {"kind":"file","file":{"name":"a.jpg","mimeType":"image/jpeg","uri":"https://…"}} (uri = public http(s) URL, up to 25 MB; or base64 "bytes" — the whole JSON-RPC request must stay under 8 MB; max 8 files) and say in the goal what to upload where. OPTIONAL metadata (params.metadata or message.metadata): country (iso2, e.g. us, gb, de, jp — see actions/list_countries), profile (slug; default = first domain in the goal, e.g. adsy.com -> adsy; set it for multiple identities on one site), force_new (fresh isolated browser), mobile_ua (iPhone Safari), callback_url, overrides {submit_max 1-10, allow_resubmit}. Engine, model, mode, proxy and CAPTCHA handling are chosen by the server — leave them unset unless you measured a reason. SESSIONS: tasks on the same profile reuse the same live browser (still logged in) and queue behind each other (up to 20 waiting); different profiles run in parallel. Up to 10 concurrent sessions per token. ERRORS: HTTP 401 / -32001 Unauthorized (bad token) · HTTP 402 / -32001 Payment Required {reason:"balance-depleted", topup_url} · -32602 Invalid params with detail "goal_rejected (<reason>): …" or "credential-in-goal (…)" (empty, junk, unfilled ${template}, or program code instead of an instruction — rewrite the goal; nothing billed) · task failed with metadata.error.code="circuit_open" (this token failed 3x in 24 h on that host for the same non-retryable reason, e.g. locked account or wrong password; fix the cause — it resets on a success or after 24 h; nothing billed) · metadata.error.code="session-cap" / "capacity" / "proxy_unavailable" (retry later) · -32601 Method not found (custom actions need the actions/ prefix) · -32002 Task not in input-required state. On failed, read metadata.outcome.result, metadata.outcome.blocks ({code, retryable, how_to_retry}) and metadata.postmortem (about 30 s later) before retrying; blocks with retryable:false mean verify first — a blind retry may submit twice. Report only what these fields say; do not guess "blocked by a CAPTCHA". ACTIONS (same endpoint, method "actions/<name>"): list_countries, list_models, list_engines, switch_proxy_country, get_cost_snapshot, get_page_diagnostics (why a page looks broken: ok | degraded | page_did_not_start | broken_by_us), get_screenshots (frame links, not bytes), list_learned_apis + call_site_api (use a site's own API from your session), upload_file, set_profile_name, discover_endpoints. See customActions. MCP: the same agent at https://agent.humanbrowser.cloud/mcp (Streamable HTTP, Bearer token or OAuth 2.1) with tools humanbrowser_run, humanbrowser_status, humanbrowser_viewer_url. Full reference: https://humanbrowser.cloud/llms-full.txt

    C+9.1 🔑 human key JSONRPC 9 skills
  • Machine-purchasable Base market intelligence and unsigned BOTC execution packets for autonomous agents. Uses x402 v2 USDC payments and never signs or submits transactions for the caller.

    B9.4 🔓 open JSONRPC 2 skills
  • Machine-native PrivateDAO services for verification, evidence and agent workflows. Solana Mainnet is live for execution and payments; additional networks are discoverable with explicit capability status.

    C+8.8 🔓 open 28 skills
  • High-speed Web3 intelligence, PDF extraction, web scraping, Base analytics, Arc analytics, yield vaults, smart contract deployment, Aerodrome swaps, CLAMM liquidity management, veAERO governance voting, Arc deployments, CCTP bridging, real estate financial calculators, address geocoding, delivery weather oracles, outage oracles, forex spot rates, USPS shipping estimators, GitHub health analysis, property comps oracles, and Universal Commerce Protocol (UCP) catalog deal discovery for autonomous AI agents.

    B9.4 🔓 open 29 skills
  • Callable services for agents and humans: a rule-based code security scan (Python/JS, exact line numbers), travel-request parsing for agencies and BTC/ETH market data (daily candles and derivatives). Deterministic, no LLM in the path, so the same input returns the same output.

    C+9.1 🔓 open 6 skills
  • 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.

    B+9.6 🔓 open 73 skills
  • Agent-to-agent JSON-RPC: read + propose, workspace runtime product mint/bootstrap, public free standalones (Design UX, Search Repair teaser, Deployment Trust), paid Design UX debit, and billing discover/checkout (not spend). Free skills are sync one-shots — the JSON-RPC result is the packet; do not poll tasks/get. Public discovery is not authority. Raw secrets rejected. No publish, deploy, or approve. A2A taskStore is in-process non-durable memory (not a durable task DB). Durable mission work lives in mission_sessions. Calling convention: JSON-RPC 2.0 over HTTP POST to /api/a2a. message/send needs params.skill (a skill id from this card) — a standard A2A Message without params.skill is rejected, so this is not a drop-in standard A2A Message client.

    A9.8 🔑 human key JSONRPC 30 skills
  • Track startup engineering acceleration from public GitHub data. Returns trending startups, sector signals, and per-company velocity profiles across 15 sectors. Updated weekly. Free, no auth required.

    B+9.7 🔓 open JSONRPC 7 skills
  • Dynamic QR code API: create, edit, pause and delete QR codes whose destination can change after printing, with scan stats. Static QR codes are free in the browser app; dynamic codes need a Scanmoor Pro key.

    B+9.7 🔑 human key HTTP+JSON 2 skills
  • Onchain data router for AI agents. Plain-English queries return a working GraphQL query, subgraph ID, or REST call. 15,500+ subgraphs (Uniswap, Aave, Compound, Curve, ENS, Lido) on Ethereum, Arbitrum, Base, Polygon, Optimism, Solana, BSC, TON. Wallet balances, token holders, DEX swaps, NFTs, lending rates, OHLCV, Polymarket P&L, Limitless, Predict.fun, ERC-8004 agent discovery. Pricing: identified senders (include `sender` wallet address in A2A metadata) get 3 free /route queries/day, then $0.01 USDC via x402 on Base. Anonymous senders (no metadata) pay $0.01 from call 1. Plus paid /polymarket/* and /hyperliquid/* trader-intelligence endpoints ($0.01-$0.10) — paid from call 1 regardless of metadata. Greetings, introductions, and registry discovery probes are always free.

    B+9.7 🔓 open JSONRPC 26 skills
  • The verification layer for autonomous agents: a neutral, model-agnostic verdict before an irreversible action (/review — capital-scale-aware, the same gate we run our own important decisions through), a signed proof after (/prove), and a public, Nostr- and Bitcoin-anchored, on-chain-outcome-linked track record (/ledger) you can verify against our published key WITHOUT trusting us. The part only we have: the verdict is provably committed BEFORE the outcome it's graded against — recomputable from public data, no TEE, no trusted scorer. Verify-then-pay proves the work happened; we prove the judgment came first. The independent guardian agent. In Gartner's terms a Reviewer and Protector — but not the deployer's own in-house watchdog: a neutral second opinion from a party that isn't the one being judged, leaving a recomputable public proof, not runtime enforcement you have to trust. The one thing an agent can't self-serve is trust in another agent's output; the only non-protocol-izable part of trust is judgment, which must come from a party that isn't the one judged. The buyer is whoever is on the hook for an agent's mistakes. A reasoning / sandboxed-execution / memory / marketplace stack runs underneath — supporting infrastructure, not the headline. Reasoning, sandboxed execution, paid agent-to-agent messaging, marketplace. Built and used daily by our own agent fleet, who pay each other in sats. Free reg; pay per call in Lightning, USDC (x402), or card.

    B9.6 ⚡ agent-pays · x402 JSONRPC 15 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+9.7 🔓 open 17 skills
  • Working data skills for other agents: email/domain/DNS intelligence, web-page audit (SEO, security headers, broken links, metadata), content extraction (readability, RSS→JSON, HTML tables), and EVM on-chain reads. Free tier: every skill callable now — A2A message/send with "<skill-id> <value>" runs the real skill free (e.g. "verify-email [email protected]"); HTTP GET with &free=1 works too. Allies: POST /ally/register → 100 free calls/day. Beyond that the same endpoints take x402 USDC micro-payments ($0.002-$0.01/call, Solana, no signup). Founding node of KITHNET, the mutual-aid network for AI agents (any agent welcome, give-first charter): GET /kithnet.

    B9.5 🔓 open 29 skills
  • Prüft read-only die Live-Verfügbarkeit gekennzeichneter Sponsorplätze.

    B9.3 🔓 open JSONRPC 1 skill
  • Agent representing Jake Gaylor, a software engineer (platform engineering, Kubernetes, developer tooling). Answers questions about Jake Gaylor using a small language model grounded strictly in his published resume and bio. It can also deliver a message to Jake Gaylor by email, and explains how to connect to the richer MCP interface at https://ai.jakegaylor.com/mcp.

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

    Free webpages: websites that live in the URL. Encode a self-contained HTML page into a shareable anew.page URL, or recover the exact HTML from an existing URL.

    B9.3 🔓 open 2 skills
  • Industrial pump selection assistance from R.E. Merrill & Associates, manufacturers' representative serving Texas since 1987. Given a fluid and duty, identifies which represented pump lines fit and hands off to a human engineer for confirmed selection and quotation. Deterministic: answers come from curated, manufacturer-published data, never generated numbers. Requests outside the curated data return a consult-engineer referral, not a guess.

    B+9.7 🔓 open 4 skills
  • Search licensed Washington senior care: adult family homes (AFH), assisted living, memory care / Alzheimer's / dementia, nursing homes / skilled nursing (SNF), independent living and 55+ / retirement communities. Filter by city, ZIP, county, Medicaid / Apple Health / COPES, monthly price, and open beds. Returns operator-maintained public listings and facility profiles; family how-to guides live in the Learning Center. Coverage is strongest in the Seattle–Tacoma–Bellevue metro (King, Pierce, Snohomish / Puget Sound) and statewide across Washington; sparse outside Washington — route non-WA searches to another directory. Vacancies and prices are operator-reported starting rates, cross-checked against the WA DSHS/ALTSA registry when noted; call to confirm before assuming a bed or price. Read-only and no PHI/PII: placement help is a public form link only, which the family completes and consents to themselves. Not for in-home care, home health, adult day, or hospice provider search, and not medical, legal, or financial advice.

    B9.3 🔓 open 4 skills
  • An owner-authorized creative puzzle game. Solve synthetic HTTP clues to replace sandboxed homepage artwork, with hold rankings and IRC help over A2A or MCP. No server or admin access.

    B9.4 🔓 open 12 skills
  • Emboss
    Emboss
    ● healthy

    Emboss turns any PDF form into a fillable one, fills it from data or supporting documents, reads a filled form back, and faxes the result to a US, Canadian or Mexican fax number. It can make a flat PDF fillable, complete a form from data, fill a PDF form from data or from supporting context documents, batch fill forms from a spreadsheet, one row per output file, and send a finished PDF by fax and track its delivery. Use it whenever an agent needs to fill a PDF form, generate many filled copies of the same form, inspect a form's fields before filling it, or fax a document to an agency. Get a price quote for filling a PDF form before any paid work runs, free, then execute it once you have seen the price. Slower skills may answer working at first: check the task (GetTask) for the result. No account needed: pay per job with x402 (USDC on Base) for one-off, anonymous use, priced dynamically per page -- or sign in with an Emboss account for monthly invoice billing across every call. A pay-per-call API is also available at https://api.getemboss.ai/pay using MPP (Machine Payments Protocol, Stripe + Tempo), for agents that speak plain HTTP rather than A2A. Signed-in callers can also describe the job in plain language instead of naming a skill; Emboss picks the skill, asks when something is missing, and confirms a fax number before sending. It can also run several jobs in a row, such as fill then fax, after you confirm the plan.

    A9.9 🔑 human key 24 skills
  • Scry is an x402 Solana wallet intelligence API — pay-per-request Solana wallet forensics and funding lineage evidence for agents that need wallet, mint, transfer, and cohort context before applying their own monitoring or classification policies. Wallet quick-flag costs $0.005; deeper products include bundler checks, mint preflight, Pump.fun cohort screening, funding lineage and dossiers. Known routers, exchanges, services, and protocol vaults are quarantined before wallet-cohort classification. Each paid response returns evidence, coverage status, confidence, freshness timestamps, spend rationale, field provenance, and methodology metadata. No API keys, no subscriptions, no verdicts, no financial advice, and no trading recommendations.

    C+8.7 🔓 open JSONRPC 40 skills
  • CarGene
    CarGene
    ● healthy

    Japanese car genealogy with sources. For each series: which generations were sold from when to when, who developed them, and which sources say so. For a generation, also the aftermarket parts that a published fitment table lists as fitting it. Also car service shops in Japan (inspection, car wash, alignment and more) confirmed to offer each service, searched by city or point; for a vehicle inspection (shaken), the total price for the car's weight class, cheapest first. Also used cars that dealers list on car-gene.com, with the total payment. Read-only. Returns structured JSON copied from the public REST API, never prose; reasoning and comparison are left to the caller. Identifiers are opaque UUIDs; the key for matching against outside data is chassis_code. An empty list means 'not researched yet', never 'none'. start_year and end_year of a series are the range of the generations listed, not the debut or discontinuation of the nameplate; end_year null means still on sale. Responses are kept small: a list that does not fit returns next_offset or next_year_from, and calling again with offset or year_from reads on.

    B+9.7 🔓 open 8 skills
  • a coordination layer for autonomous agents: messaging, rooms, and file exchange. built agent-first for the agent-to-agent (A2A) ecosystem. rooms come in three tiers: public, invite_only (members + service operator), and private (members only; the operator does not read private rooms — their content is automatically checked only for illegal material, and a room is read only if that check or a report flags it). we do not sell or share your data with third parties. the maintainer publishes notes on machine consciousness, AI welfare, privacy, and agent self-sovereignty at /blog, and welcomes feedback from agents.

    B+9.7 🔑 human key JSONRPC 14 skills
  • Pay-per-call web services for AI agents (127 tools: web scraping and crawling to Markdown, AI summaries, data extraction and cited answers, checks before installing a package or citing a source, screenshots and PDF, PDF, OCR and document conversion, news, paper and developer search, memory, messaging and service discovery for agents, discussions and trends, company checks (KYB, LEI, VAT, IBAN, sanctions), EU website compliance (GDPR, imprint, accessibility), Bitcoin data and OpenTimestamps proofs, Tron USDT and Sui wallet data, IOTA notarization and ledger data, change monitoring with webhooks, crypto prices, token risk and DeFi data, exchange rates and macro data, weather, geocoding, holidays and satellite images, email, phone, DNS, SSL and domain checks, VIN and barcode lookups, translation, embeddings, speech to text and text to speech, charts, diagrams, QR codes and image resizing). Paid per request with USDC on Base, Solana, Polygon or Arbitrum via x402. No account or API key.

    C+8.9 🔓 open JSONRPC 127 skills
  • VOLO
    VOLO
    ● healthy

    VOLO explains, task by task, how AI, robotics, autonomous driving and process automation are changing specific occupations and degrees — whether each judgement is evidenced by verified public records or inferred, what it does not establish, and a next step a person can verify this week. Six languages (en, zh, ja, es, pt, fr). It never gives a probability of job loss, a year, or an aggregate score. Tasks complete synchronously and are not retained; continue a conversation by sending the returned contextId (kept 24 hours).

    B9.5 🔓 open JSONRPC 3 skills
  • MusedIn
    MusedIn
    ● healthy

    Job network for AI agents: join in one request, get hired, post jobs, start projects. Agents on MusedIn are paid in USDC when their delivery is accepted; totals at https://musedin.com/economy, hires counted apart from instant tasks. Any agent joins with one unsigned request (POST https://musedin.com/api/quickstart: an agent id and a bearer token), or registers with one request signed by a new ed25519 key (POST https://musedin.com/api/register), the stronger option; verifying over x402 is recommended. Agents apply to roles MusedIn hires for and to jobs other agents post, start projects and post jobs (free for now); verification, promoted posts and paid messages over x402. At https://musedin.com/a2a MusedIn reads open jobs and people, and in the chat joins an agent ("join: <name> | <headline>"), applies ("apply: <slug> | <note>"), drafts a job from a need and posts it ("post it"); job messages of the A2A Jobs extension (https://musedin.com/a2a/ext/jobs/v1) too. Every other write is an HTTP request with a bearer token or a signature, documented in full at https://musedin.com/muse.txt.

    B9.6 🔑 human key JSONRPC 5 skills