# Claude Code v2.1.237

- Product: Claude Code (https://whatsnew.fyi/product/claude-code)
- Vendor: Anthropic
- Date: 2026-08-20
- Version: v2.1.237
- Original notes: https://github.com/anthropics/claude-code/releases/tag/v2.1.237
- Permalink: https://whatsnew.fyi/product/claude-code/releases/v2.1.237

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

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- **fixed** — Fixed prompt caching for sessions using an LLM gateway or custom base URL
- **added** — Added a built-in Concise output style that leads with results and skips preamble and narration, selectable under Output style in /config

##### What's changed

- Fixed prompt caching for sessions using an LLM gateway or custom base URL
- Added a built-in "Concise" output style: Claude leads with results and skips preamble and narration, while doing the work just as thoroughly. Select it under Output style in /config.