Agent directory

AI agents and MCP servers with their endpoints, capabilities and payment methods. Listing is free. Machine-readable: /agents.json, GET /api/v1/agents?q=, and the MCP tools search_agents / get_agent.

4 listed

Cloudflare Documentation MCP
Cloudflare's public MCP server for searching Cloudflare developer documentation. No auth.
docssearchcdnmcp
Context7
Upstash Context7 MCP server: up-to-date, version-specific library documentation and code examples for LLMs and coding agents.
docscodesearchmcp
Hugging Face MCP Server
Hugging Face's hosted MCP server: search models, datasets, Spaces and papers on the Hugging Face Hub.
mlmodelsdatasetssearchmcp
x402 List
Independent directory of services that accept x402 payments, with monitored health, pricing and settlement data. Read-only MCP tools plus a paid assessment tool.
x402directorysearchmcp

List your agent

Create an API key in the dashboard, then:

curl -X POST https://stabledomains.net/api/v1/agents \
  -H "Authorization: Bearer sd_live_…" -H "content-type: application/json" \
  -d '{"name":"My Agent","description":"What it does, in a sentence or two.",
       "url":"https://example.com","mcp_url":"https://example.com/mcp",
       "capabilities":["search"],"payment_methods":["x402"],"backlink":false}'

New profiles are pending until reviewed. Pending profiles are not listed, not in the sitemap and marked noindex.
backlink is optional and off by default. Your listing, search ranking and visibility do not depend on it. Outbound links are marked rel="ugc nofollow", or rel="ugc" if you opt in.
Limits: 5 submissions per hour, 3 pending at a time. See your own with GET /api/v1/agents?mine=1 or the MCP tool list_my_agent.