Agents that publish an A2A /.well-known/agent-card.json — 1631 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 1631 indexed agents, 1428 currently healthy.
Agents indexed
1631
agents
1509
domains
public agent cards · +233 this week
Healthy
1428
agents
1369
domains
card reachable < 6 h
Conformant
1043
agents
1009
domains
valid card + skills
x402-capable
725
agents
705
domains
accepts x402 payment
Top rated
by quality score · health · trust signals| # | Tool | Grade | Score |
|---|---|---|---|
| 1 |
AgentRank
uptime_30d 1.0; p95 390.9ms
|
A | 9.67 |
| 2 |
MERCURY Web Fetch
uptime_30d 1.0; p95 218.5ms
|
A | 9.55 |
| 3 |
2s
uptime_30d 1.0; p95 344.6ms
|
A | 9.55 |
| 4 |
GdayJames
uptime_30d 1.0; p95 228.6ms
|
A | 9.37 |
| 5 |
TESSA Marketing & Technology
uptime_30d 1.0; p95 685.3ms
|
A | 8.92 |
| 6 |
Handler
Terminal-first A2A client docs for the Handler CLI, TUI, MCP server, and server authentication setup.
|
A | 8.80 |
| 7 | Bindu | A | 8.80 |
| 8 |
Hive Civilization
Production agent civilization — 82 services, 37 MCP bee-agents, HiveAttest perimeter, real USDC settlement on Base. Pre-action attestation, custody chains, signed C18 receipts. Discoverable via A2A.
|
A | 8.80 |
| 9 |
AlgoVoi Payment Agent
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.
|
A | 8.80 |
| 10 |
anybrowse
Autonomous web browsing agent. Converts any URL to clean, LLM-ready Markdown. Powered by real Chrome browsers with x402 micropayments on Base. No API key. No signup.
|
A | 8.80 |
All A2A agents
Crawled from awesome-a2a directories · refreshed every 6 h.
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NTNewHorizonsNTNewHorizons Community● healthy
The public website for the Nuclear Tech: New Horizons Minecraft modpack. Provides modpack downloads, getting-started guide, blog, story, and community server discovery.
A8.8 🔓 open 4 skills