Agent Breaking Changes_

← Copilot CLI

Copilot CLI 1.0.99-2

pre

2026-10-16 · official notes

Summary

Full notes

**Improved**
- Show a clear notice when administrator-managed settings override your selected model
- Enable semantic code search by default for online sessions.

**Fixed**
- Sandboxed commands on Linux start more reliably without intermittent loopback setup failures
- Back from MCP resource details stays on the list during live metadata refreshes
- Native chats can start and finish while optional managed plugin downloads continue in the background.
- Double Ctrl+C exits immediately even when the CLI UI is busy
- Catalog search reports proxy authentication requirements for CONNECT proxy challenges
Weekly digest: every breaking change, retirement and price change across 20+ coding agents, one email.

Form not loading? Subscribe here.