Claude Code 2.1.290 release notes

Version

2.1.290

Released

5 October 2026

Status

Stable release

What's new in Claude Code 2.1.290

The official notes for Claude Code 2.1.290 list 190 changes: 11 new features, 111 fixes, 1 performance improvement, 2 security changes and 65 other changes.

• 11 new features
• 111 fixes
• 1 performance improvement
• 2 security changes
• 65 other changes

Highlights

• security change Fixed first launch asking to pick a login method again after claude auth login or with a credentials file already…
• security change Improved the Claude apps gateway's log when an upstream's cloud credentials or connection fail: the warning now ends with the…
• new feature Added serverToolUses to the result of a mod's turn.step hook: the tool calls the API ran itself (the advisor), each…
• new feature Added agentId to the tool.check event of plugin hooks, so a hook can tell a subagent's permission check from the…
• new feature Added ceiling to the question and verdict a mod's tool.check hook reads, naming the approval an organization requires for a…

Our short summary: changes are counted and classified automatically from the official notes, and highlights are shortened. The complete, authoritative list is in the official release notes on GitHub.

Full release notes on GitHub (Claude Code 2.1.290)

All Claude Code release notes · All releases

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