Claude Code 2.1.276
UpdateVerifiedAdded Sep 22, 2026
What's changed Fixed every request failing with 400 … Input tag 'advisor_20260301' when ANTHROPIC_BASE_URL points at a proxy or gateway (2.1.275 regression)
Topics: LLMs, Governance, Coding agents
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More Claude Code releases
Every Claude Code release| Date | Release | Type |
|---|---|---|
| Sep 18 | Claude Code 2.1.277 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 |
