Claude Code v2.1.273
Claude Code v2.1.273 was released on .
Summary
Claude Code 2.1.273 now automatically reconnects when MCP servers disconnect and notifies you if it can't recover, plus you can fork remote-control sessions to run as background tasks on your computer. Check the full release notes to see what else improved.
Release Context
- This was the 218th Claude Code release of 2026 tracked by Havoptic.
- It shipped 1 day after Claude Code v2.1.272 (September 14, 2026).
- Claude Code: ships every 1.1 days — 30 releases in the last month.
Why it matters: Fork remote sessions directly from Claude app.
Shipped around the same time
Within 3 days of this release, other AI coding tools also shipped:
- Antigravity CLI v1.2.6 (September 18, 2026)
- OpenAI Codex CLI rust-v0.155.0 (September 17, 2026)
- GitHub Copilot CLI v1.0.86 (September 17, 2026)
- Antigravity CLI v1.2.5 (September 17, 2026)
- Antigravity CLI v1.2.4 (September 16, 2026)
Compare Claude Code: vs OpenAI Codex CLI · vs Cursor · vs Gemini CLI · vs Kiro CLI · vs GitHub Copilot CLI · vs Devin Desktop · vs Antigravity CLI · vs Grok Build
Release Notes
- Added x-claude-code-request-class, x-claude-code-agent-type, x-claude-code-prev-tool-durations, x-claude-code-compaction and x-claude-code-context-compacted request headers for LLM gateways; opt in with CLAUDECODEGATEWAYHINTHEADERS=1
- Added a notification when an MCP server disconnects mid-session and automatic reconnection gives up, pointing at /mcp
- Added forking a session started with claude --remote-control or /remote-control from the Claude app; the fork runs as a background session on your computer
- Fixed Bash commands the permission checker cannot fully analy
Other Recent Claude Code Releases
- v2.1.276 (September 18, 2026)
- v2.1.275 (September 17, 2026)
- v2.1.271 (September 14, 2026)
- v2.1.270 (September 12, 2026)
- v2.1.269 (September 11, 2026)
All Claude Code releases · All AI coding tool releases on Havoptic