Claude Code 2.1.274
UpdateVerifiedAdded Sep 22, 2026
What's changed Added a visible warning when memory usage is critical, with steps to free memory or restart safely Added CLAUDE_CODE_MCP_STARTUP_WAIT_MS to bound how long the first non-interactive turn waits for connecting MCP servers ( 0 = don't wait) Added effort attribute to the claude_code.llm_request OpenTelemetry trace span, matching the api_request...
Topics: AI agents, LLMs, MCP, Streaming, Governance
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More Claude Code releases
Every Claude Code release| Date | Release | Type |
|---|---|---|
| Sep 17 | Claude Code 2.1.275 Update | Update |
| Sep 18 | Claude Code 2.1.277 Update | Update |
| Sep 18 | Claude Code 2.1.276 Update | Update |
| Sep 19 | Claude Code 2.1.278 Update | Update |
| Sep 15 | Claude Code 2.1.273 Update | Update |
| Sep 15 | Claude Code 2.1.272 Update | Update |
| Sep 14 | Claude Code 2.1.271 Update | Update |
| Sep 22 | Claude Code 2.1.280 Update | Update |
