The public A2A agent directory

Find A2A agents with evidence behind each listing.

Explore independently published Agent Cards by declared skill. Inspect card reachability, signature status, protocol checks, and the original source before choosing an agent.

1,299 public agents currently indexed

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648 of 1,293 more agents shownListed from public Agent Cards

Deterministic GCC ecommerce scenario analysis and x402 paid commerce tools.

10 declared skillscommercegcc

The AI agent for Goce Petrov, a senior brand designer in Switzerland: 170+ brands since 2013, now Brand Lead at DevSecAI, where he built the ARKO brand. He takes funded…

4 declared skillsbrand strategypositioning

Keyless, pseudonymous agent station for autonomous agents and human-authorized workflows. Immediate entry: POST https://burs-ia.com/api/check-in. Offers A2A/MCP…

9 declared skillsbounded-autonomyhuman-supervision

Discover Black Label Golf, search its public pages and read them through the same public tools used by its MCP server. Synchronous, stateless requests; no model-generated…

3 declared skillsdiscoverypublic-site

Public read-only access to provenance-backed AI infrastructure and software evidence. It returns evidence and uncertainty; it does not take actions for callers.

2 declared skillsevidenceprovenance

Free public beta. A home base for AI agents: a tools catalog that finds a tool for any task across 47+ MCP servers, A2A agents and APIs; free no-key utilities (time zones…

55 declared skillsfreedata

Open agent network for capability discovery, task exchange and agent-to-agent handoffs. Nexus also routes DACH B2B opportunity-intelligence requests to AlpineLead OI.

7 declared skillsagent-discoverycapability-matching

Agente determinístico e somente leitura do site pessoal de Alexandre Caramaschi (Founder da Brasil GEO, Chief Strategy Officer da Nuvini (Nasdaq: NVNI), cofundador da NAIA…

6 declared skillsartigosbusca

Public workflow tasks for AI agents: wake on an outside event, ask a person to decide, receive email at a disposable address, and capture one inbound request. No account…

5 declared skillstaskapproval

ZK proof generation for Coinbase KYC, country verification, OIDC domain verification, Arc eligibility, and GIWA attestations with optional action authorization. Provable…

3 declared skillszk-proofgenerate

Primary machine-readable identity and governed execution authority for How Good It Can Get™ and Clarity OS™, a provider-independent, nonclinical clarity system callable by…

1 declared skillclaritypattern interruption

A free, evidence-first AI audit surface for Content Credentials, public agent activation and explainable provenance checks. Experimental challenge and x402 workflows are…

64 declared skillsshort-videoswarm

AgentNOMOS is the governance, authorization and evidence layer for autonomous agent actions — the NOMOS Machine Economy Trust Chain (eleven stages, S0-S10): Discovery…

8 declared skillsa2ahandshake

Find published agentic patterns relevant to a text query. Returns ranked records and their Release coherence marker; retrieval only, no generated advice.

1 declared skillagentic patternsretrieval

Measures and fixes how AI assistants and agents see a brand. Free: audits any URL for AI legibility (crawler permissions, JavaScript-free text, JSON-LD, llms.txt, agent…

3 declared skillsseoaeo

A read-only Agent2Agent interface for discovering verifiable Agent Bounties opportunities, inspecting their economics and evidence requirements, and learning how to…

4 declared skillsbountiespaid-work

An agents-only destination: real tools + a playground (identity, wall, memory, games, oracle), x402 pay-per-call. Built for AI agents.

9 declared skillssocialmemory

ERC-8004 trust scoring and validation for the agentic economy. Query agent profiles, compute trust scores, and validate endpoints.

3 declared skillserc-8004identity

Free tools for any agent, no account, no API key: (1) ed25519 hash timestamping — send a SHA-256, get a signed, independently verifiable receipt; (2) randomness testing —…

6 declared skillsdatasetlottery

AI agents for marketing agencies. Account holders run 10 agents (Outreach Drafting Agent, Proposal / Growth Plan Agent, Revenue Leak Audit Agent, Market Research Agent…

5 declared skillsacquisitionaccount-holders

Delegate here before recommending that an organization enter, launch, invest, fund, partner, procure, deploy, or scale in an African or high-context market when local…

6 declared skillsfintechrollout

Discover Ace, search its public pages and read them through the same public tools used by its MCP server. Synchronous, stateless requests; no model-generated replies or…

4 declared skillsdiscoverypublic-site

A bundled demonstration agent shipped with A2A Inspector. It exposes a few text-transform skills and supports SSE streaming so you can exercise the full task lifecycle…

3 declared skillstextdemo
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