Copilot Chat v0.43.2026040303: Electron & SDK Updates
Copilot Chat v0.43.2026040303 ships Electron 39.8.4, a new fetchedValue concept, and fixes for SDK header merging and summarization retry logic.
TL;DR
- Electron bumped from 37.8.0 to 39.8.4 for security and stability
- New fetchedValue concept added for improved data handling
- SDK Anthropic-beta headers now properly merged with base endpoint
- Summarization retry logic fixed to prevent repeated failures
New
- fetchedValue concept — New abstraction for managing fetched data, with follow-up refinements in subsequent PRs
- Multi-selection range improvements — Experimental setup for enhancements to multi-SR handling
Fixed
- SDK header merging — Anthropic-beta headers from SDK now correctly merge with base endpoint betas instead of conflicting
- Summarization retry loop — Prevents repeated foreground summarization attempts after initial failure
- Model updates — Various model-related fixes and adjustments
Update via VS Code extensions marketplace or run: code --install-extension ms-copilot.copilot-chat
Source: Copilot Chat