capabilities.txt
capabilities.txt
A simple, open convention for a website to declare what it can do — the capabilities an agent can discover and invoke — at a well-known location. A discovery sibling to robots.txt and llms.txt, for the agentic web.
https://capabilitiestxt.orgUse in your AI tool
Use the tools from this page
Opens ChatGPT on the web or desktop and asks it to use the WebMCP tools available here.
Connect the MCP server
Connect straight to this server’s public endpoint.
https://capabilitiestxt.org/api/mcpUse on MCPBundles
We add this server to your workspace, then open Studio — saved access, one connection to many servers, with a history of what ran.
Last probed Sep 14, 2026 · capabilitiestxt.org
3tools discovered
Tools discovered (3)
Discover capabilities across the web
Search the capabilities.txt registry for sites that can do something — by capability id, keyword, or category. Returns matching capabilities with the site that offers them and its conformance grade. To invoke, fetch that site's /capabilities.txt.
List registry sites
List every site that publishes a conformant capabilities.txt, with its grade and capability count.
Get a site's capabilities
Get the full list of capabilities a site declares, by domain.
Get your MCP into directories
A working endpoint is step one. Directory coverage is the coordinated launch across ChatGPT, Claude, Cursor, the MCP Registry, and community indexes.
Directory coverage for brandsFrequently Asked Questions
What is the capabilities.txt MCP server?
A simple, open convention for a website to declare what it can do — the capabilities an agent can discover and invoke — at a well-known location. A discovery sibling to robots.txt and llms.txt, for the agentic web.
How do I connect capabilities.txt to my AI agent?
Use the MCP endpoint listed on this page in your MCP client configuration. One-click install pills support Claude, Cursor, VS Code, and other hosts. Copy the remote MCP URL if your client needs a manual entry.
How many tools does capabilities.txt provide?
MCPBundles probed 3 tools on the live server. The tool list on this page reflects what was discovered at the last refresh — connect your client to see the full set available to your session.
What authentication does capabilities.txt require?
No provider sign-in was required during MCPBundles' probe. Your client may still need MCPBundles credentials depending on how you connect.
Maintain this listing
Operate capabilities.txt? Verify ownership to take over this directory entry.
Operate capabilities.txt?
This server appears in the MCPBundles directory. Verify you operate it to take over the listing — name, description, logo, contact email, and skill content. We email a 6-digit code to a maintainer address your server publishes in /.well-known/security.txt or /.well-known/mcpbundles.json. Free, takes about a minute.
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