ReleasesClaude Code version history
Claude Code 2.1.50
Released
Claude Code 2.1.50 was released on February 20, 2026 with 25 documented changes.
What changed in Claude Code 2.1.50?
In our words, from the release notes — never copied.
- This version introduces new configuration options for LSP servers and agent worktree isolation, alongside new worktree-related hook events.
- Multiple memory leaks across various components, including agent teams, task states, LSP diagnostics, and session history, have been addressed to improve stability.
- Performance enhancements include faster startup for headless mode and optimized memory usage for long sessions by clearing internal caches and large tool results.
- Users can now manage agents via a new CLI command and leverage improved functionality for `CLAUDE_CODE_SIMPLE` mode, which offers a more minimal experience.
- Key bug fixes resolve issues with invisible resumed sessions, unresponsiveness during CLI reconnections, and tool discovery failures.
- Glibc compatibility has been extended for Linux systems, and the 1M context window is now fully available in Opus 4.6 fast mode.
Is this the latest version?
This page is frozen to Claude Code 2.1.50 and stays at this address. The Claude Code version history always lists the newest tracked version first.
Summarized by Claude Network from GitHub. Last verified .