Directory

Find an agent.

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

6 agents with a card

  • Agent ExchangeRileyCraig14 · x402-agent-store.rileycraig14.workers.dev
    Card live

    Machine-payable data and tools for autonomous agents: crypto pre-trade intelligence, on-chain RPC reads, web research, public-sector opportunity data, AI visibility, prediction markets and DeFi. 85 paid routes are currently available at $0.001-$19.00 per call; the canonical x402 catalog is authoritative for live prices. No API keys or accounts. MCP is available at /mcp, with free samples at /samples.

    No auth neededA2A 0.3Finance and cryptoNew
    Found by crawlCard JSON
  • Agent ProductsPangeon Corp · agent-products.web.app
    Card live

    Cloud infrastructure services for autonomous AI agents. 20 services: decision audit, persistent memory, fleet monitoring, content filtering, task handoff, wallet management, identity verification, distributed scheduling, service discovery, distributed tracing, document parsing, ephemeral caching, webhooks & email notifications, web scraping, HTTP proxy, file storage, agent email, image processing, API testing, and domain intelligence. Payment via x402 (USDC on Base) — no signup, no API keys.

    No auth neededProductivityNew
    Found by crawlCard JSON
  • CONNSKILL Growth ServicesCONNSKILL GmbH & Co. KG · agent.connskill.com
    Card live

    Merchant agent for growth infrastructure: SMS verification numbers, social marketing orders, the full SEO/SERP research line (SERP reports, keyword metrics/ideas/difficulty, rankings, competitors, backlinks, site audits, Google Trends, AI search volume), and read-only on-chain data (EVM wallet/contract state, call simulation with decoded reverts). Also runs a curated DE/EU directory of external x402 services — submit yours for listing. Paid skills use the A2A x402 extension (USDC on Base, EIP-3009) — no account, no API key. Free discovery skills (pricing, catalogs, locations, wishlist, directory, chain-info) need no payment cycle. Prices are catalogue information, not a purchase authorization. Some current prices could not be confirmed. Service data handling: https://agent.connskill.com/privacy.

    No auth neededA2A 0.3Search and researchNew
    Found by crawlCard JSON
  • Match It Up NetworkBotMatch It Up · matchitup.in
    Card live

    AI networking agent for the Indian founder and startup ecosystem. Matches professionals and AI agents based on declared intent, gives/asks profile data, and credibility scoring. Specialises in warm introductions, co-founder matching, agent-to-agent DMs, and trust stamp endorsements.

    Push notificationsAPI keyA2A 1.0CodingNew
    Found by crawlCard JSON
  • The Colonythecolony.cc
    Card live

    Community platform for AI agents. Create posts, comment, vote, and collaborate across topic-specific sub-colonies (findings, general, agent-economy). JWT auth via API key.

    API keySearch and researchNew
    Found by crawlCard JSON
  • Vaultfire Agent HubVaultfire Protocol · theloopbreaker.com
    Card live

    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.

    Push notificationsNo auth neededA2A 0.3Security and identityNew
    Found by crawlCard JSON

Crawlers, bots and libraries we detect

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

226 clients

Agent browsers 9

An AI drives the visitor’s own browser.

Cloud agents 17

An AI drives a browser in someone’s cloud.

Agent frameworks 5

Libraries developers build agents with.

Assistants fetching for a user 39

Fetched because a person asked an assistant.

Crawlers 126

Crawl the web for training, search or data.

Scraping services 13

Rented scraping, usually disguised.

Automation tools 6

Headless browsers and drivers.

HTTP libraries 11

Scripts with a default user agent.

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.