Web platform features explorer

document.modelContext

The document.modelContext API registers page actions that can be called by in-browser AI agents or browser extensions. Also known as WebMCP.

Status

Limited availability

This feature received a negative standards position from at least one browser vendor. It's very unlikely to ever become Baseline in this current form.

MDN documentation

No MDN documentation found. You can search for the feature on MDN. If you believe that MDN has no documentation about this feature, you can open an issue on MDN's GitHub repository.

Specifications

Browser support

  • Chrome See crbug.com/445637567
  • Chrome Android
  • Edge
  • Firefox Vendor position : unknown
  • Firefox for Android Vendor position : unknown
  • Safari Vendor position : oppose (concerns: duplication, internationalization, privacy, security, venue, use cases, portability, API design)
  • Safari on iOS Vendor position : oppose (concerns: duplication, internationalization, privacy, security, venue, use cases, portability, API design)