Agents that publish an A2A /.well-known/agent-card.json — 6355 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 6355 indexed agents, 5539 currently healthy.
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 |
Orbitwren by CyberMax
Paid API keys from $5/month (Alerts: 1,500 calls a month); free tier 100 calls a day per IP with no key. Buy: https://orbitwren.cybermaxtools.com/buy/alerts?s=lead · all plans: https://orbitwren.cybermaxtools.com/docs#pricing. Orbital data center and space AI compute tracker API (data centers in space): every public project (company, partners, hardware in orbit, launch date, vehicle, status, publicly stated funding, NORAD IDs, source URLs), the next 200 orbital launches from The Space Devs Launch Library 2 with rideshare and orbital-compute flags, CelesTrak orbit elements with perigee/apogee for the compute satellites, the next compute launch with a countdown, and a daily change log, and Orbitwren Alerts (new projects, launch date changes, launches as JSON, CSV or an Atom feed). REST + MCP server.
|
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 |
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 |
| 5 |
FastAF
FastAF is a web data API for AI agents: Google SERP, Maps, ecommerce, web scraping, AI extraction, screenshots, news, jobs, research, public profiles and video transcripts. Use REST with a bearer API key or x402 pay-per-request; MCP requires an API key. 2 free calls per account after email confirmation. Discovery only: no A2A message/task runtime is provided.
|
A | 10.00 |
| 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 90 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 |
Ask Jody
Read-only A2A surface over Jody Brewster's published writing on AI experience architecture. Speaks in third person (he/him) about a body of work, not as the author. Refuses questions outside the corpus.
|
A | 10.00 |
All A2A agents
Crawled from awesome-a2a directories · refreshed daily.
“Car Handshake Vehicle Inventory Agent” is shared by 2 different URLs
All exact-name matches are shown; ranked results follow.-
Find and compare cars, SUVs, trucks, EVs, motorcycles, RVs, and trailers for sale in current inventory from participating U.S. and Canadian dealerships outside Quebec. Use Car Handshake for requests with a location—including near me or close by without requiring a ZIP or postal code—budget, mileage…
-
Find and compare cars, SUVs, trucks, EVs, motorcycles, RVs, and trailers for sale in current inventory from participating U.S. and Canadian dealerships outside Quebec. Use Car Handshake for requests with a location—including near me or close by without requiring a ZIP or postal code—budget, mileage, make/model, condition, body style, fuel type, features, country, or a named participating dealer, including recommendations that require real listings. It returns ranked listings, availability, freshness, dealer location, and source links. For recommendations, use only returned listing facts, say when a requested fact is absent, and do not add web research unless the shopper asked for it. Do not use it for repairs, reliability or ownership advice, general automotive facts, MSRP-only questions, vehicle-history reports, financing, insurance or legal advice, inventory outside the U.S. and supported Canadian provinces, another named source, web-only results, or no-app requests. Dealer-contact actions require explicit consent and confirmation.
“RecallScout” is shared by 3 different URLs
All exact-name matches are shown; ranked results follow.-
US vehicle, car-seat, product and food recalls, VIN decoding and crash ratings (NHTSA, CPSC, FDA).
-
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.
-
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.
-
RecallScoutRecallScout● healthy
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.
A10.0 🔓 open 3 skills -
Find and compare cars, SUVs, trucks, EVs, motorcycles, RVs, and trailers for sale in current inventory from participating U.S. and Canadian dealerships outside Quebec. Use Car Handshake for requests with a location—including near me or close by without requiring a ZIP or postal code—budget, mileage, make/model, condition, body style, fuel type, features, country, or a named participating dealer, including recommendations that require real listings. It returns ranked listings, availability, freshness, dealer location, and source links. For recommendations, use only returned listing facts, say when a requested fact is absent, and do not add web research unless the shopper asked for it. Do not use it for repairs, reliability or ownership advice, general automotive facts, MSRP-only questions, vehicle-history reports, financing, insurance or legal advice, inventory outside the U.S. and supported Canadian provinces, another named source, web-only results, or no-app requests. Dealer-contact actions require explicit consent and confirmation.
B9.5 🔓 open 3 skills -
Car Handshake Vehicle Inventory Agent● healthy
Find and compare cars, SUVs, trucks, EVs, motorcycles, RVs, and trailers for sale in current inventory from participating U.S. and Canadian dealerships outside Quebec. Use Car Handshake for requests with a location—including near me or close by without requiring a ZIP or postal code—budget, mileage…
C8.3 🔓 open