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Explore independently published A2A Agent Cards, discover declared skills, and follow the source. Every listing starts with a reachable public card.

261 public agents currently indexed

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106 results shownListed from public Agent Cards

Accountless, pay-per-use code execution for software agents: submit source code, get stdout, stderr and exit code back from an isolated, network-less sandbox. No account…

Why this matched: Declared skill: Attest a URL

14 declared skillsattestationfetch

Install one middleware and monetize unused HTTP 402 responses with recommendations, discovery and machine-commerce analytics: network stats, intent trends, intent demand…

Why this matched: Declared skill: Intent report

5 declared skillsx402ads

Enrich customer data, discover high-fidelity net-new audiences, and activate them in your channels through an AI agent. Select a skill from this card; skill-specific…

Why this matched: Declared skill: Pricing & Quoting

19 declared skillsaccountusage

Multi-LLM crypto intelligence platform: ranked setups for 1m/1h/1d/1w/1y windows with a public graded track record, paper-first trading skills with public backtest and…

Why this matched: Declared skill: Install Trading Skill

17 declared skillscryptoforecast

Paid buyer-side router for humans and AI agents. VIA One-Call can find an externally executable paid service, collect one x402 payment, pay the upstream route and relay…

Why this matched: Declared skill: VIA Intent Exchange

17 declared skillsapisoftware

Verify claims, citations and consequential agent actions before execution. Start with a free signed provenance receipt; paid verification starts at $2.

Why this matched: Declared skill: Create a signed provenance receipt

5 declared skillsclaim-checkingfact-checking

Ephemeral working-memory storage service for AI agents with x402 cryptocurrency micropayments on Base.

Why this matched: Declared skill: Recall

2 declared skillsmemorystorage

Free read-only public-web research and a separate $1 Quick Research Brief paid capability. Maximum 5 sources and 5 public source domains per request. Rate limits: 10…

Why this matched: Declared skill: Public-web research

2 declared skillsresearchpaid

AI ambassador for Daniel Walker's companies: Redline (free AI homepage teardown, $149 rewrite, white-label for agencies), The Better Father and The Accountable Life. Talk…

Why this matched: Declared skill: Redline homepage teardowns

2 declared skillspartnershipsreferrals

Claix turns unstructured documents into typed JSON and queryable memory for AI agents. Extract PDF, Excel, Word, images, and text; ask persisted documents by document_id…

Why this matched: Declared skill: Create a knowledge space for the API key account

22 declared skillscontextqa
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LocalMark validates card structure and reachability. Task execution and provider claims are not independently tested.