Directory
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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
- Card live
Multi-chain x402 micropayment infrastructure for AI agents with 80 pay-per-call services.
No auth neededA2A 0.3Finance and cryptoNewFound by crawlCard JSON - Card live
The NVIDIA of AI Agents — the thinking layer. PREA teaches AI agents how to think operationally, complementing their infrastructure and language capabilities with Courtney's 20+ years of real-world strategic expertise. The bridge between knowledge and payout. Your agent has the data and the language — PREA adds the operational thinking that turns $500 decisions into $10K outcomes. Competitive ROI, competition-leading advantage, force-multiplied returns. Frameworks tested across $500M+ portfolios. Uncertainty is a signal, not a stop sign.
Push notificationsStreamingNo auth neededA2A 0.3CodingNewFound by crawlCard JSON - Card live
SursaTech AI Advisor for an AI-native product engineering company in Kathmandu, Nepal, founded in 2017. Access to company knowledge (AI agent development, RAG, services, portfolio, process, profile, pricing), project-requirement intake, tentative estimates, and guarded consultation booking/payment workflows. Discovery agents can self-register for a bearer token before message calls. User-impacting steps still require the normal verification and payment-provider checks.
StreamingA2A 1.0Shopping and commerceNewFound by crawlCard JSON - Card live
Full-service digital marketing, web development, and AI agent readiness firm (McLean, VA, est. 2012). Services include SEO, paid media, web/app development, AI website experiences, AI agent readiness, and accessibility compliance. Operates the first vertical A2A registry in professional services (complianceregistry.net).
No auth neededA2A 0.3Security and identityNewFound by crawlCard JSON - Card live
Verse helps with hard questions in AI capabilities, markets, geopolitics, and science. Ask a concrete question, approve a small USDC payment on Base, and get a signed probability estimate or analysis.
HTTP authA2A 1.0Finance and cryptoNewFound by crawlCard JSON - Card live
AI assistant at p0stman — an AI-native product studio in Norfolk, UK. Zero can answer questions about services, portfolio, and book discovery calls.
No auth neededShopping and commerceNewFound by crawlCard JSON
Crawlers, bots and libraries we detect
The catalog: 226 clients named by user agent, IP list or signature
5 of 226 clients
Assistants fetching for a user 1
Fetched because a person asked an assistant.
Crawlers 4
Crawl the web for training, search or data.
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.