Documentation
CMD+K is the in-product chat assistant you embed in your own app, powered by your MCP server and grounded in your docs.
Pick a pillar to dive in, jump straight to the 5-minute quickstart, or search the docs.
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Build MCP
Turn any REST API into an MCP server, host an existing one, and serve it on your own domain.
Start with the overview →
CMD+K Widget
Embed the in-product chat assistant. JWT auth, knowledge grounding, MCP-powered actions.
Install the widget →
Monetize
Resell AI usage to your end-users. Per-user attribution, Stripe meter forwarding, spending caps.
Start with the overview →
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Build MCP
CMD+K Widget
- Widget overview
- Install the widget
- Create an assistant
- Connect a knowledge base
- Connect MCP tools
- Connection modes (trusting CMD+K)
- End-user tools: OAuth model
- Guided tours & onboarding
- End-user authentication (JWT)
- Custom CSS & branding
- Whitelabel
- Chats & analytics
- postMessage host API
- Launchers & display modes
- Embedding CMD+K inside your product (partners)
Reference