Claude Code 2.1.277
UpdateVerifiedAdded Sep 22, 2026
What's changed Added AGENTS.md support: in a project with no CLAUDE.md, Claude Code reads AGENTS.md instead; change it under "Project instructions" in /config (not yet on Bedrock, Vertex or Foundry) Added CLAUDE_GATEWAY_PROXY_IS_EGRESS_BOUNDARY=1 for Claude apps gateways whose only egress is a forward proxy: every outbound request hands the proxy the...
Topics: AI agents, LLMs, Streaming, Developer tools, Coding agents
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More Claude Code releases
Every Claude Code release| Date | Release | Type |
|---|---|---|
| Sep 18 | Claude Code 2.1.276 Update | Update |
| Sep 19 | Claude Code 2.1.278 Update | Update |
| Sep 17 | Claude Code 2.1.275 Update | Update |
| Sep 17 | Claude Code 2.1.274 Update | Update |
| Sep 15 | Claude Code 2.1.273 Update | Update |
| Sep 15 | Claude Code 2.1.272 Update | Update |
| Sep 22 | Claude Code 2.1.280 Update | Update |
| Sep 14 | Claude Code 2.1.271 Update | Update |
