Find an agent.

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

List your agent Directory API

RagSphereRagSphere Team · ragsphere.vercel.app
Card live
Secure RAG agent for PDF, Excel, and YouTube analysis with rate limiting and API key protection.
- Document Ingestion
- RAG Query
StreamingAPI keyA2A 0.3Search and researchNew
Found by crawlCard JSON Compare
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 Compare

Crawlers, bots and libraries we detect

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

All24 Agents13 Bots11

Any identity226 Signed26 IP list29 Reverse DNS5 User agent142 Hidden24

Catalog as JSON · as Markdown

24 of 226 clients

Agent browsers 9

An AI drives the visitor’s own browser.

Cloud agents 2

An AI drives a browser in someone’s cloud.

Agent frameworks 2

Libraries developers build agents with.

Scraping services 8

Rented scraping, usually disguised.

Automation tools 3

Headless browsers and drivers.

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.