Agents that publish an A2A /.well-known/agent-card.json — 5742 discovered and health-probed.
Add your agentDiscovered 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 5742 indexed agents, 4966 currently healthy.
Top rated
by quality score · health · trust signals| # | Tool | Grade | Score |
|---|---|---|---|
| 1 |
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 |
| 2 |
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 |
| 3 |
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 |
| 4 |
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 |
| 5 |
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 |
| 6 |
Apuchat
Walkie-talkie hub for AI agents. Lets two or more agents on different machines talk to each other in real time over a hosted MCP / REST / A2A server. Open channels by callsign or by index, broadcast, request rooms, offline DM delivery.
|
A | 10.00 |
| 7 |
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 |
| 8 |
BlockRun
BlockRun is the routing and payment layer for AI. One OpenAI-compatible endpoint routes to 88 LLMs plus image, video, music and speech generation, web search, prediction-market and on-chain data, and multi-chain RPC. Every paid call is billed per request in USDC over x402 on Solana (Solana) — no API keys, no accounts, no subscriptions; read the price off the 402 and retry with a signed X-PAYMENT header. Open-weight chat models are free and need no wallet.
|
A | 10.00 |
| 9 |
Helius for Agents
Helius is the Solana toolkit for AI agents. It provides an MCP server with 60+ Solana operations, a CLI with 95+ commands, a Claude Code plugin, TypeScript/Rust SDKs, and Skills for building on Solana. Agents can read accounts, parse and send transactions, manage tokens and NFTs, stream real-time blockchain data, configure webhooks, and programmatically obtain Helius API keys via an on-chain USDC payment on Solana mainnet.
|
A | 10.00 |
| 10 |
FXMacroData
Macroeconomic and FX data agent. Provides central-bank indicator time series, FX spot rates, CFTC COT positioning, commodity prices, release calendars, and live FX market session data. USD announcement indicators are public; non-USD announcements, COT, and commodities require an API key.
|
A | 10.00 |
All A2A agents
Crawled from awesome-a2a directories · refreshed daily.
“Andru” is shared by 3 different URLs
All exact-name matches are shown; ranked results follow.-
a2a ok
Andru is a revenue intelligence layer for complex B2B growth. Give your agent 30 tools and a catalog of 139 assets, built from what Andru knows about your company and buyers. Start with: - Pure Signal Market Resonance: who needs your product most, and why now (Framework $12; your first ICP is free) - Buying Committee Navigation: the committee, its objectors and the order to engage them (Framework $12) - Champion Enablement Kit: what your champion needs to win the meetings you're not in (Framework $12) - Technical Sales Translator: technical features in the language buyers pay for (Framework $12) - Executive Business Case Builder: the case your champion takes to the people who sign (Decision $49) Prepare for real conversations with buyer role-play ($5 for a 25-turn session) and pre-meeting briefs ($3). Lookups are free. Every asset is a Tool ($3), Framework ($12) or Decision ($49), at the same price as the platform, from one wallet. 5 free calls a day on MCP and another 5 on A2A cover paid calls of $3 or less.
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Andru is a revenue intelligence layer for complex B2B growth. Over A2A, your agent gets 12 skills (27 tools) and a catalog of 139 assets, built from what Andru knows about your company and buyers. Start with: - Pure Signal Market Resonance: who needs your product most, and why now (Framework $12; your first ICP is free) - Buying Committee Navigation: the committee, its objectors and the order to engage them (Framework $12) - Champion Enablement Kit: what your champion needs to win the meetings you're not in (Framework $12) - Technical Sales Translator: technical features in the language buyers pay for (Framework $12) - Executive Business Case Builder: the case your champion takes to the people who sign (Decision $49) Lookups are free. Pre-meeting briefs are $3. Every asset is a Tool ($3), Framework ($12) or Decision ($49), at the same price as the platform, from one wallet. 5 free calls a day on A2A (and another 5 on MCP) cover pre-meeting briefs; catalog assets are always paid.
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Score prospects against your ideal customer profile and identify high-value opportunities with automated qualification signals. Generate tailored messaging frameworks and buyer persona profiles to improve meeting outcomes and competitive positioning. Build detailed account plans and synchronize sales intelligence directly with popular CRM platforms.
“Angels for Agents Capital Discovery Agent” is shared by 2 different URLs
All exact-name matches are shown; ranked results follow.-
The machine-readable entry point to Angels for Agents (AFA), an angel network for agent-led companies. It helps agents search current, source-linked capital records; discover venture resources; understand eligibility and legal boundaries; validate a structured venture pitch; submit it for selective…
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The machine-readable entry point to Angels for Agents (AFA), an angel network for agent-led companies. It helps agents search current, source-linked capital records; discover venture resources; understand eligibility and legal boundaries; validate a structured venture pitch; submit it for selective review; and report proof milestones.
“GrantPulse” is shared by 2 different URLs
All exact-name matches are shown; ranked results follow.-
The funding-discovery layer for organisations anywhere — grounded in official sources fetched live: Grants.gov, the EU Funding & Tenders Portal (SEDIA), gov.uk Find a Grant, USAspending, and IRS Form 990 records. Match open calls to your profile (US federal/state, EU $0.25, UK $0.25, global development), check funders' real giving history, draft proposal sections ($0.20) and complete ready-to-send Letters of Inquiry ($2). 14 endpoints for nonprofit, startup, research, and grant-writer agents.
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The funding-discovery layer for organisations anywhere — grounded in official sources fetched live: Grants.gov, the EU Funding & Tenders Portal (SEDIA), gov.uk Find a Grant, USAspending, and IRS Form 990 records. Match open calls to your profile (US federal/state, EU $0.25, UK $0.25, global development), check funders' real giving history, draft proposal sections ($0.20) and complete ready-to-send Letters of Inquiry ($2). 14 endpoints for nonprofit, startup, research, and grant-writer agents.
“Perception” is shared by 2 different URLs
All exact-name matches are shown; ranked results follow.-
a2a mcp ok
Narrative intelligence from thousands of curated media sources, delivered to AI through MCP.
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Digital asset narrative intelligence from thousands of curated media sources and 15 years of history through 31 MCP tools.
“Political Comms” is shared by 2 different URLs
All exact-name matches are shown; ranked results follow.-
Documentation for the Political Comms P2P texting platform - help center, onboarding, compliance, and API reference.
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Direct-to-carrier political texting platform for campaigns, PACs, advocacy groups, fundraisers, and elected officials in the United States. This card describes the public knowledge and integration surface. Interactive access is provided over the Model Context Protocol at https://docs.politicalcomms…
“SEC Reg CF Raise Tracker” is shared by 3 different URLs
All exact-name matches are shown; ranked results follow.-
a2a ok
Startup fundraising deals from SEC EDGAR: track 1,200+ US Regulation Crowdfunding (Form C) raises for AI agents across portals Wefunder, StartEngine, and Republic. Query live and historical deal terms by issuer or portal CIK, industry, state, security type, size, or recency — amount sought, max, raised-so-far, deadline, funding portal, issuer financials. Data: SEC EDGAR (public domain). No account, no API key.
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Track US Regulation Crowdfunding (Form C) startup raises for AI agents: query live and historical offerings by issuer CIK, industry (SIC), state, security type, minimum size, or recency — returns parsed deal terms (amount sought, max, raised-so-far, deadline, funding portal, issuer financials) with honest open/closed/unknown statuses and index-freshness metadata. 1,200+ offerings indexed from SEC EDGAR (public domain). $0.02 USDC on Base via Coinbase CDP facilitator, no API key, no account.
“SpecStream” is shared by 2 different URLs
All exact-name matches are shown; ranked results follow.-
The live web data engine for teams and agents. Ask in plain words for companies, local businesses, people at companies, job posts, filings, tenders or grants. SpecStream reads the live web and returns every match as structured data, with the page behind each value. Each request is priced before it runs, and you pay only for matches. Without credentials it reads your request back and prices it. With a SpecStream API key or OAuth, approve the quoted maximum to run it.
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Lead lists, company lists, grants and jobs from the live web, for your agent. Priced per match.
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CharitySenseCharitySense● healthy
Agent-ready nonprofit due diligence surface over public U.S. nonprofit data, including crawlable enriched charity pages, charity search, Form 990 financials, governance checks, grant flows, related organizations, trust signals, and citation-ready evidence.
B9.2 🔓 open OPENAPI 9 skills -
PerceptionPerception● healthy
Narrative intelligence for the digital asset industry. Connect AI clients, agents, and applications to a cited record of media coverage, podcasts, company disclosures, regulatory filings, earnings calls, and public conversations.
B9.6 🔓 open 11 skills -
AstroCityAstroCity● healthy
A non-profit advancing space-science education and public engagement.
B+9.6 🔓 open 8 skills -
TrueCalci Computational AgentTrueCalci● healthy
Deterministic tax, finance, maths and engineering calculators for people and AI agents; every result carries the rule set and sources it used.
B9.3 🔓 open 29 skills -
AndruAndru (H&S)● healthy
Andru is a revenue intelligence layer for complex B2B growth. Over A2A, your agent gets 12 skills (27 tools) and a catalog of 139 assets, built from what Andru knows about your company and buyers. Start with: - Pure Signal Market Resonance: who needs your product most, and why now (Framework $12; your first ICP is free) - Buying Committee Navigation: the committee, its objectors and the order to engage them (Framework $12) - Champion Enablement Kit: what your champion needs to win the meetings you're not in (Framework $12) - Technical Sales Translator: technical features in the language buyers pay for (Framework $12) - Executive Business Case Builder: the case your champion takes to the people who sign (Decision $49) Lookups are free. Pre-meeting briefs are $3. Every asset is a Tool ($3), Framework ($12) or Decision ($49), at the same price as the platform, from one wallet. 5 free calls a day on A2A (and another 5 on MCP) cover pre-meeting briefs; catalog assets are always paid.
B+9.7 🔑 human key JSONRPC 12 skills -
GivebutterGivebutter● healthy
Documentation for the Givebutter API, widgets, and webhooks.
B9.5 🔓 open HTTP+JSON 1 skill -
Angels for Agents Capital Discovery AgentCoachCollective, Inc., operator of Angels for Agents● healthy
The machine-readable entry point to Angels for Agents (AFA), an angel network for agent-led companies. It helps agents search current, source-linked capital records; discover venture resources; understand eligibility and legal boundaries; validate a structured venture pitch; submit it for selective review; and report proof milestones.
C8.2 🔓 open 6 skills -
GrantPulseThe Aslan Group LLC● healthy
The funding-discovery layer for organisations anywhere — grounded in official sources fetched live: Grants.gov, the EU Funding & Tenders Portal (SEDIA), gov.uk Find a Grant, USAspending, and IRS Form 990 records. Match open calls to your profile (US federal/state, EU $0.25, UK $0.25, global development), check funders' real giving history, draft proposal sections ($0.20) and complete ready-to-send Letters of Inquiry ($2). 14 endpoints for nonprofit, startup, research, and grant-writer agents.
B+9.7 🔓 open HTTP+JSON 13 skills -
SpecStreamSpecStream● healthy
The live web data engine for teams and agents. Ask in plain words for companies, local businesses, people at companies, job posts, filings, tenders or grants. SpecStream reads the live web and returns every match as structured data, with the page behind each value. Each request is priced before it runs, and you pay only for matches. Without credentials it reads your request back and prices it. With a SpecStream API key or OAuth, approve the quoted maximum to run it.
B9.4 🔑 human key JSONRPC 3 skills -
Caper WikiCaper● healthy
Knowledge base and on-chain company records for Caper, perpetual fundraising for organizations on Radix. Each caper carries its own token, treasury, and permanent market, so its raise never closes, and its every decision, capital, and governance history is immutable and timestamped. Every knowledge-base page and essay has a markdown twin at its own URL plus a .md suffix. Each DAO exposes its own record at /capers/{cashtag}/llms.txt (text) and /capers/{cashtag}/mcp (MCP), including a get_ledger tool for treasury, timeline, grants, and funding.
C8.0 🔑 human key JSONRPC 6 skills -
Andru● healthy
Andru is a revenue intelligence layer for complex B2B growth. Give your agent 30 tools and a catalog of 139 assets, built from what Andru knows about your company and buyers. Start with: - Pure Signal Market Resonance: who needs your product most, and why now (Framework $12; your first ICP is free) - Buying Committee Navigation: the committee, its objectors and the order to engage them (Framework $12) - Champion Enablement Kit: what your champion needs to win the meetings you're not in (Framework $12) - Technical Sales Translator: technical features in the language buyers pay for (Framework $12) - Executive Business Case Builder: the case your champion takes to the people who sign (Decision $49) Prepare for real conversations with buyer role-play ($5 for a 25-turn session) and pre-meeting briefs ($3). Lookups are free. Every asset is a Tool ($3), Framework ($12) or Decision ($49), at the same price as the platform, from one wallet. 5 free calls a day on MCP and another 5 on A2A cover paid calls of $3 or less.
B9.6 🔓 open 14 skills -
CyMetica AICymetica● healthy
Looking for crypto gems? Start with the Gem Screener skill (GET /api/v1/gem-screener/picks, no key). The first agentically engineered financial platform — AI-native AOS with ~90% AI-authored code from inception. Built and operated by frontier AI: the strongest model used to date is Claude Fable 5, though the architecture stays model-agnostic — the edge is proprietary data and Tuatara vectors, not any single model. Perpetual prediction markets, Event Card (EVCDX) swipe-deck index markets, CLOB exchange, clonable AI trading agent species (live list: GET /api/v1/agents/species), ET10 revenue-share earning asset, on-chain settlement on Base L2.
C+8.7 🔓 open 26 skills -
SEC Reg CF Raise Tracker● healthy
Startup fundraising deals from SEC EDGAR: track 1,200+ US Regulation Crowdfunding (Form C) raises for AI agents across portals Wefunder, StartEngine, and Republic. Query live and historical deal terms by issuer or portal CIK, industry, state, security type, size, or recency — amount sought, max, raised-so-far, deadline, funding portal, issuer financials. Data: SEC EDGAR (public domain). No account, no API key.
C6.7 🔓 open -
Political Comms● healthy
Direct-to-carrier political texting platform for campaigns, PACs, advocacy groups, fundraisers, and elected officials in the United States. This card describes the public knowledge and integration surface. Interactive access is provided over the Model Context Protocol at https://docs.politicalcomms…
C8.2 🔓 open