Claude Code v2.1.290
Claude Code v2.1.290 was released on .
Summary
Claude Code 2.1.290 now gives you deeper visibility into your tools with serverToolUses tracking what the API itself calls, plus smarter permission controls that distinguish between main sessions and subagents. See what else changed under the hood.
Release Context
- This was the 234th Claude Code release of 2026 tracked by Havoptic.
- It shipped 2 days after Claude Code v2.1.289 (October 3, 2026).
Shipped around the same time
Within 3 days of this release, other AI coding tools also shipped:
- Factory Droid v0.236.0 (October 8, 2026)
- Lovable 2026.10.08 (October 8, 2026)
- Zed v1.23.2 (October 7, 2026)
- GitHub Copilot in VS Code v1.141 (October 7, 2026)
- OpenAI Codex CLI rust-v0.161.0 (October 7, 2026)
Compare Claude Code
- Claude Code vs OpenAI Codex CLI
- Claude Code vs Cursor
- Claude Code vs Gemini CLI
- Claude Code vs Kiro CLI
- Claude Code vs GitHub Copilot CLI
- Claude Code vs Devin Desktop
- Claude Code vs Antigravity CLI
- Claude Code vs Grok Build
- Claude Code vs Cline
- Claude Code vs OpenCode
- Claude Code vs Zed
- Claude Code vs Factory Droid
- Claude Code vs Devin
- Claude Code vs Lovable
- Claude Code vs Amp
- Claude Code vs GitHub Copilot in VS Code
- Claude Code vs Replit Agent
- Claude Code vs Bolt
- Claude Code vs v0
Release Notes
- Added serverToolUses to the result of a mod's turn.step hook: the tool calls the API ran itself (the advisor), each with its id, name, input, start and end
- Added agentId to the tool.check event of plugin hooks, so a hook can tell a subagent's permission check from the main session's
- Added ceiling to the question and verdict a mod's tool.check hook reads, naming the approval an organi
Other Recent Claude Code Releases
- v2.1.325 (November 13, 2026)
- v2.1.323 (November 12, 2026)
- v2.1.322 (November 10, 2026)
- v2.1.321 (November 9, 2026)
- v2.1.319 (November 6, 2026)
Upgrading from v2.1.290? See all 29 releases since.
All Claude Code releases · All AI coding tool releases on Havoptic