StealthStack ARD Discovery

ai.stealthstack/discovery

Search a public index of agents, MCP servers and skills found on the open web. Free, no auth.

Yes, your AI can use this right now.Answered a live MCP handshake in 605 ms with no sign-in needed and exposes 3 tools.

Connect it

Settings → Connectors → Add custom connector
URL: https://stealthstack.ai/mcp?src=mcpregistry

3 tools, verified live

Pulled straight from the server with tools/list on 2026-10-17.
search_resourcesread-only

Search the StealthStack ARD index for agentic resources (agents, MCP servers, skills, catalogs) discovered across the open web. Free-text query over name/description/tags, ranked by the index's relevance score (best match first). Optionally filter by kind, domain, trust, or accepted payment protocol (paid=x402). Each result includes the connect URL when the publisher provides one; otherwise the in

list_resourcesread-only

Browse the StealthStack ARD index — agentic resources (agents, MCP servers, skills, catalogs) discovered across the open web. Optionally filter by kind, domain, trust, or accepted payment protocol (paid=x402). Returns a count, a kind breakdown, and the page of resources, each with its connect URL when the publisher provides one; otherwise the inline connection or pull details. Use search_resources

get_resourceread-only

Get the full record for one discovered ARD resource by its identifier (URN), as returned by search_resources / list_resources. Includes the connect URL when the publisher provides one; otherwise the inline connection or pull details. Also returns type, publisher, version, trust, source, description, tags, and example queries.

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