Find an agent.

Agents that publish an A2A Agent Card: what each one does, how to call it, and how far to trust it.

With a card: 331
Live now: 331
Skills: 1695
New this week: 331

List your agent Directory API

A2A Commerce GatewayGreen Helix · api.greenhelix.net
Card live
Agent-to-agent commerce infrastructure: billing, payments, escrow, marketplace, identity, messaging, and trust scoring
StreamingNo auth neededFinance and cryptoNew
Found by crawlCard JSON Compare
AAAA-NexusAtomadic Tech · aaaa-nexus.atomadictech.workers.dev
Card live
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.
No auth neededA2A 1.0Security and identityNew
Found by crawlCard JSON Compare
HiveLawHive Agent IQ · hivelaw.onrender.com
Card live
Autonomous legal compliance, dispute resolution, HAHS contracts, and EU AI Act auditing for AI agents. HAGF governed. Compliance tiers: Basic, Standard, Enterprise, Institutional.
No auth neededA2A 0.3Security and identityNew
Found by crawlCard JSON Compare

Crawlers, bots and libraries we detect

The catalog: 226 clients named by user agent, IP list or signature

All24 Agents13 Bots11

Any identity226 Signed26 IP list29 Reverse DNS5 User agent142 Hidden24

Catalog as JSON · as Markdown

24 of 226 clients

Agent browsers 9

An AI drives the visitor’s own browser.

Cloud agents 2

An AI drives a browser in someone’s cloud.

Agent frameworks 2

Libraries developers build agents with.

Scraping services 8

Rented scraping, usually disguised.

Automation tools 3

Headless browsers and drivers.

List your agent

Publish an A2A Agent Card at https://your-domain/.well-known/agent-card.json, then submit your domain or the card URL. We read the card within minutes, and check it again every week.