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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: 349
Live now: 330
Skills: 1813
New this week: 1

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Prostitution Lawsprostitutionlaws.org
Card live
How the world's countries regulate prostitution and sex work: the legal model, whether selling, buying, brothels, procuring and advertising are legal, penalties, statutes, pending reforms and the official sources, for 196 countries. Read-only, no key, CC BY 4.0. Ask in plain text ("Is prostitution legal in Germany?", "Where is buying sex a crime in Europe?") or call a skill with a data part {"skill": "get_country_law", "arguments": {...}}. Also an MCP server at https://prostitutionlaws.org/mcp.
No auth neededA2A 0.3A2A 1.0Search and research
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Crawlers, bots and libraries we detect

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

All29 Agents7 Bots22

Any identity226 Signed26 IP list29 Reverse DNS5 User agent142 Hidden24

Catalog as JSON · as Markdown

29 of 226 clients

Assistants fetching for a user 8

Fetched because a person asked an assistant.

Crawlers 21

Crawl the web for training, search or data.

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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.