Claude Code v2.1.90 版本更新

Claude Code:GitHub Releases(RSS)·2026-04-02 07:41·173天前·ashwin-ant
AI 导读

Claude Code 发布 v2.1.90 版本。新增 /powerup 交互式教程命令,通过动画演示教授功能使用;增加环境变量支持离线环境保留 marketplace 缓存。修复多项关键 bug:解决速率限制对话框崩溃、--resume 缓存未命中、编辑操作与 format-on-save 冲突等问题。性能方面优化 MCP 工具缓存、SSE 传输及长对话转录效率。同时移除 DNS 缓存查询自动权限以增强隐私,并加固 PowerShell 工具权限检查。

Claude Code:GitHub Releases(RSS)
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Claude Code v2.1.90 版本更新

2026-04-02 07:41· 173天前· ashwin-ant
AI 导读

Claude Code 发布 v2.1.90 版本。新增 /powerup 交互式教程命令,通过动画演示教授功能使用;增加环境变量支持离线环境保留 marketplace 缓存。修复多项关键 bug:解决速率限制对话框崩溃、--resume 缓存未命中、编辑操作与 format-on-save 冲突等问题。性能方面优化 MCP 工具缓存、SSE 传输及长对话转录效率。同时移除 DNS 缓存查询自动权限以增强隐私,并加固 PowerShell 工具权限检查。

推荐理由

Claude Code新增/powerup交互式教程与多项性能优化,提升开发体验

What's changed

  • Added /powerup — interactive lessons teaching Claude Code features with animated demos
  • Added CLAUDE_CODE_PLUGIN_KEEP_MARKETPLACE_ON_FAILURE env var to keep the existing marketplace cache when git pull fails, useful in offline environments
  • Added .husky to protected directories (acceptEdits mode)
  • Fixed an infinite loop where the rate-limit options dialog would repeatedly auto-open after hitting your usage limit, eventually crashing the session
  • Fixed --resume causing a full prompt-cache miss on the first request for users with deferred tools, MCP servers, or custom agents (regression since v2.1.69)
  • Fixed Edit/Write failing with "File content has changed" when a PostToolUse format-on-save hook rewrites the file between consecutive edits
  • Fixed PreToolUse hooks that emit JSON to stdout and exit with code 2 not correctly blocking the tool call
  • Fixed collapsed search/read summary badge appearing multiple times in fullscreen scrollback when a CLAUDE.md file auto-loads during a tool call
  • Fixed auto mode not respecting explicit user boundaries ("don't push", "wait for X before Y") even when the action would otherwise be allowed
  • Fixed click-to-expand hover text being nearly invisible on light terminal themes
  • Fixed UI crash when malformed tool input reached the permission dialog
  • Fixed headers disappearing when scrolling /model, /config, and other selection screens
  • Hardened PowerShell tool permission checks: fixed trailing & background job bypass, -ErrorAction Break debugger hang, archive-extraction TOCTOU, and parse-fail fallback deny-rule degradation
  • Improved performance: eliminated per-turn JSON.stringify of MCP tool schemas on cache-key lookup
  • Improved performance: SSE transport now handles large streamed frames in linear time (was quadratic)
  • Improved performance: SDK sessions with long conversations no longer slow down quadratically on transcript writes
  • Improved /resume all-projects view to load project sessions in parallel, improving load times for users with many projects
  • Changed --resume picker to no longer show sessions created by claude -p or SDK invocations
  • Removed Get-DnsClientCache and ipconfig /displaydns from auto-allow (DNS cache privacy)

来源:Claude Code:GitHub Releases(RSS)· github.com