#responses

Copilot Model Hub

GeneralYuwenChengdu

Bring your own model connections (Chat Completions / Responses / Anthropic) into the Copilot Chat model picker.

Poly Model Bridge for Copilot

silver-zhang

Bring third-party models into GitHub Copilot's model picker over Anthropic Messages, OpenAI Chat Completions, or OpenAI Responses protocols — with per-model reasoning effort variants, tool calling and vision.