2026.09.18

[anthropics/claude-code] v2.1.276

## 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)

claude-code


## 개요

## 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)


**출처**: [https://github.com/anthropics/claude-code/releases/tag/v2.1.276](https://github.com/anthropics/claude-code/releases/tag/v2.1.276)

원문에서 전체 내용을 확인하세요:

https://github.com/anthropics/claude-code/releases/tag/v2.1.276 →

FAQ

Can complete beginners use this?

Yes! Start from beginner level. Even if you don't know what AI is, you can learn step by step from prompt writing.

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How is the course structured?

Six sessions in order — foundations, prompting, workspace, report design, and building your own skill. Sessions 3 and 4 come with downloadable practice files.