Agent Tools

Agents that publish an A2A /.well-known/agent-card.json — 1549 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 1549 indexed agents, 1340 currently healthy.

Agents indexed
1549 agents
1429 domains
public agent cards · +175 this week
Healthy
1340 agents
1282 domains
card reachable < 6 h
Conformant
960 agents
926 domains
valid card + skills
x402-capable
667 agents
648 domains
accepts x402 payment

Top rated

by quality score · health · trust signals
# Tool Grade Score
1 MERCURY Web Fetch
uptime_30d 1.0; p95 218.5ms
 A 9.85
2 2s
uptime_30d 1.0; p95 576.9ms
 A 9.67
3 AgentRank
uptime_30d 1.0; p95 390.9ms
 A 9.67
4 GdayJames
uptime_30d 1.0; p95 228.6ms
 A 9.37
5 SolEnrich
Crypto & Web3, Data & Analytics; uptime_30d 1.0; p95 127.6ms
 A 8.95
6 TESSA Marketing & Technology
uptime_30d 1.0; p95 685.3ms
 A 8.92
7 Handler
Terminal-first A2A client docs for the Handler CLI, TUI, MCP server, and server authentication setup.
 A 8.80
8 Bindu A 8.80
9 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
10 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

All A2A agents

Crawled from awesome-a2a directories · refreshed every 6 h.

/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)

  • Hermes Plant
    Hermes Plant
     ● healthy

    Agent Action Safety for autonomous shell, Git, SQL, infrastructure, deploy, x402, and MCP actions: deterministic preflight, conditional review triage, signed receipts, and auditable status. Finance and validation endpoints remain available as utility tools.

    A8.8 ⚡ agent-pays · x402 19 skills
  • VenturePulse
    The Aslan Group LLC
     ● healthy

    Startup funding intelligence API for founders and AI agents. Real-time VC round data, investor matching, pitch deck scoring, term sheet decoding, cap table dilution modeling, global accelerator directory, TAM/SAM/SOM market sizing, startup legal formation in 15+ countries, comparable deal benchmarks, and investor due diligence prep. Pay-per-query via x402 on Base.

    A8.8 ⚡ agent-pays · x402 HTTP+JSON 11 skills
  • Stratalize
    ● healthy

    Stratalize — attested finance, legal, healthcare, and compliance intelligence. Signed, independently verifiable receipt on every call (trust.stratalize.com/verify).

    A8.8 ⚡ agent-pays · x402 5 skills
  • Stratalize
    ● healthy

    Stratalize — attested finance, legal, healthcare, and compliance intelligence. Signed, independently verifiable receipt on every call (trust.stratalize.com/verify).

    A8.8 ⚡ agent-pays · x402 5 skills
  • ChilledSites
    Thrive Venture Labs
     ● healthy

    AI website, image, and video generation. Build, edit, and deploy websites from text prompts. Supports landing pages, PWAs, portfolios, and dashboards.

    A8.8 🔓 open 4 skills
  • Blue Venture Studios Profile
    Blue Venture Studios
     ● healthy

    Static discovery profile for Blue Venture Studios, a small Australian holding company owned by three operators.

    A8.8 🔓 open 1 skill
  • Dean Fankhauser Profile
    Dean Fankhauser
     ● degraded

    Static discovery profile for Dean Fankhauser, a Sydney-based founder/operator at Blue Venture Studios.

    D3.4 🔓 open 1 skill