Skip to main content
Goose Extensions docs You can find your API key at ref.tools/keys

​
Install Steps

  1. Click the Extensions button in the left side nav.
  2. Click Add custom extension
  3. Fill in Extension Name as Ref
  4. Fill in Endpoint as https://api.ref.tools/mcp
  5. Add a Request Header x-ref-api-key with value being your API key.
  6. IMPORTANT: make sure you hit ”+ Add” next to the request header to ensure it is actually added.
  7. Click Add extension

​
Verify

Open a new chat and issue the prompt. 
what is ref tools mcp, search the docs with ref
This should results in a ref_search_documentation tool call.

​
Get help

If you have any issues, please reach out to help@ref.tools. We’re happy to help you get started!