API plugins allow you to extend the capabilities of Microsoft Copilot by making your service available to millions of users across many different products.

API plugins integration in Microsoft Copilot is under active development. Our roadmap continues to evolve based on technology improvements, market changes, and customer feedback. Plans outlined in this article are not exhaustive, and are subject to change in the future.


These features are in Private Preview.

Public Preview

API plugins for Microsoft Copilot (Bing, Microsoft Edge)

API plugins for Microsoft Copilot are available in Public Preview to users of Copilot in Bing on desktop and mobile devices, and to users of Microsoft Edge on desktop and mobile devices.

Private Preview

Sideloading and testing API plugins

API plugin sideloading is only available to select users. See Test and debug an API plugin.

Publishing API plugins

Publishing API plugins is only available to select users, for initial feedback. See Publish an API plugin.