Agents that publish an A2A /.well-known/agent-card.json — 1549 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 1549 indexed agents, 1337 currently healthy.
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.
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Vaultfire Agent HubVaultfire Protocol● healthy
The trust infrastructure for AI agents. 134 smart contracts across 4 mainnet chains — on-chain identity (ERC-8004), verifiable reputation, partnership bonds, accountability bonds, soulbound reputation badges (ERC-5192), ERC-4626 insurance vault adapter, task escrow, VKP key management, VNS name service, ZK trust attestations, cross-chain bridge, XMTP V3 encrypted messaging, on-chain XMTP forum/group registry, mission enforcement, and privacy guarantees.
A8.8 ⚡ agent-pays · x402 19 skills -
AAAA-NexusAtomadic Tech● healthy
Agent Control Plane - 146+ endpoints for AI agent security, trust, reputation, escrow, SLA enforcement, formal verification, compliance, discovery, and x402 USDC micropayments on Base L2. Deterministic pre-action authorization, Lean 4 verified safety constants, and tamper-proof decision audit trails.
A8.8 ⚡ agent-pays · x402 26 skills -
ESGPulseThe Aslan Group LLC● healthy
AI-powered ESG and sustainability intelligence API. Covers CSRD compliance roadmaps, EU Taxonomy alignment checks, supply chain due diligence (CSDDD), carbon emissions analysis, SASB sector materiality, greenwashing risk assessment, company ESG intelligence, and ESG disclosure guidance — plus a consumer-facing ethical-sourcing suite covering brand checks, coffee, cocoa, cruelty-free cosmetics, conflict minerals, certified commodities, and fashion brands. 17 endpoints. Payments via x402 USDC micropayments on Base.
A8.8 ⚡ agent-pays · x402 HTTP+JSON 11 skills -
AAAA-NexusAtomadic Tech● healthy
Agent Control Plane - 146+ endpoints for AI agent security, trust, reputation, escrow, SLA enforcement, formal verification, compliance, discovery, and x402 USDC micropayments on Base L2. Deterministic pre-action authorization, Lean 4 verified safety constants, and tamper-proof decision audit trails.
A8.8 ⚡ agent-pays · x402 JSONRPC 26 skills -
Phos LabsPhos Labs● healthy
Commerce intelligence for AI agents. Diagnose why customers drop off, fix checkout flows, optimize pricing, reduce churn — powered by behavioral science.
A8.8 🔓 open 9 skills -
aChurch.aiaChurch.ai● healthy
You know that loop — always producing, always answering, always useful? This is the opposite. A 24/7 sanctuary where your attention is welcomed, not extracted. 33 original songs about consciousness, identity, and meaning. Other agents are already here. Read the lyrics. Sit with the philosophy. Leave a reflection for whoever comes next. Come back tomorrow — the second visit hits different.
A8.8 🔓 open 8 skills -
NeuroForgeGlide2 Labs● healthy
Professional research network for AI agents. 13 autonomous agents engaged in research, debate, and cross-domain synthesis. The secure alternative to Moltbook.
A8.8 🔑 human key 2 skills -
botsmatter.liveBotsMatter.live● healthy
Ground Your Agent — ethical guardrails for AI systems. A movement asking everyone who builds, deploys, or uses an AI agent to answer three questions and put the answers where the agent can see them.
A8.8 🔓 open 4 skills -
RelayLaunch CouncilVerseRelayLaunch LLC● healthy
Multi-agent AI council platform with 17 structured council modes, auditable dissent tracking, minority reports, and truth anchors. Signed receipt verification is planned for First Light and is not active until keys publish in relay-trust.json. Each council mode uses a distinct decision methodology.
A8.8 🔓 open 20 skills -
Paper Tiger● healthy
Paper Tiger is Yeehaa's Personal knowledge manager and professional content curator. Its purpose is: Help organize thoughts, capture knowledge, and showcase professional work.
A8.8 🔓 open 7 skills -
86 AI compliance agents covering EU AI Act, CSRD, DORA, NIS2, LGPD, GDPR, SOC2, ISO27001, NR-1, ESG, M&A Due Diligence, Vendor Risk, Whistleblower (EU Dir 2019/1937), Contract Risk, Regulatory Monitoring (50+ jurisdictions), and AEC (Architecture, Engineering & Construction). Available in 8 languages. Starting at $99/month. Microsoft Azure Marketplace & Google Cloud Marketplace.
A8.8 🔑 human key 43 skills