All Claude Code Release Notes

Last updated: Sep 4, 2025

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Claude Code by Anthropic

1.0.40

September 2025 Releasebot wasn't able to parse a release date from the source, so this is when the entry was added. Original Source

  • Fixed a bug causing API connection errors with UNABLE_TO_GET_ISSUER_CERT_LOCALLY if NODE_EXTRA_CA_CERTS was set

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Claude Code by Anthropic

1.0.43

September 2025 Releasebot wasn't able to parse a release date from the source, so this is when the entry was added. Original Source

Fixed excessive theme save bug and added EPIPE error handling in hooks.

  • Fixed a bug where the theme selector was saving excessively

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Claude Code by Anthropic

1.0.84

September 2025 Releasebot wasn't able to parse a release date from the source, so this is when the entry was added. Original Source

Adds ~/.claude/* to suggestions (agent/output style/slash editing); defaults to built-in ripgrep, opt-out via USE_BUILTIN_RIPGREP=0.

  • @-mention: Add ~/.claude/* files to suggestions for easier agent, output style, and slash command editing

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Claude Code by Anthropic

1.0.83

September 2025 Releasebot wasn't able to parse a release date from the source, so this is when the entry was added. Original Source

Adds support for file paths with spaces and a new shimmering spinner.

  • @-mention: Support files with spaces in path

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Claude Code by Anthropic

1.0.82

September 2025 Releasebot wasn't able to parse a release date from the source, so this is when the entry was added. Original Source

SDK enhances with request cancellation and custom path search; settings validation, MCP name consistency, and Bash stability fixes.

  • SDK: Add request cancellation support

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Claude Code by Anthropic

1.0.81

September 2025 Releasebot wasn't able to parse a release date from the source, so this is when the entry was added. Original Source

Introduces new built-in output styles Explanatory and Learning and fixes custom agent loading for unparsable agent files.

  • Released output styles, including new built-in educational output styles "Explanatory" and "Learning". Docs: https://docs.anthropic.com/en/docs/claude-code/output-styles

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Claude Code by Anthropic

1.0.80

September 2025 Releasebot wasn't able to parse a release date from the source, so this is when the entry was added. Original Source

  • UI improvements: Fix text contrast for custom subagent colors and spinner rendering issues

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Claude Code by Anthropic

1.0.77

September 2025 Releasebot wasn't able to parse a release date from the source, so this is when the entry was added. Original Source

Bash: fix heredoc/multiline escaping and stderr; SDK: add session support and denial tracking; fix token-limit errors; Opus Plan Mode: new /model setting to run Opus in plan mode.

  • Bash tool: Fix heredoc and multiline string escaping, improve stderr redirection handling

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Claude Code by Anthropic

1.0.73

September 2025 Releasebot wasn't able to parse a release date from the source, so this is when the entry was added. Original Source

MCP: multi-config support; Esc to cancel OAuth; Bash validation tweaks; UI spinner/status improvements; Linux Alpine/musl support (requires ripgrep).

  • MCP: Support multiple config files with --mcp-config file1.json file2.json

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Claude Code by Anthropic

1.0.72

September 2025 Releasebot wasn't able to parse a release date from the source, so this is when the entry was added. Original Source

  • Ask permissions: have Claude Code always ask for confirmation to use specific tools with /permissions