ReleasesClaude Code version history

Claude Code 2.1.299

Released

Claude Code 2.1.299 was released on October 14, 2026 with 190 documented changes.

What changed in Claude Code 2.1.299?

In our words, from the release notes — never copied.

  • Conversations exceeding 200,000 tokens are now automatically compacted when idle to improve performance for subsequent interactions.
  • Developers can now customize idle compaction behavior and access new session and prompt data fields for improved mod functionality.
  • Various fixes address stability and accuracy issues across cloud sessions, local environments, and mod interactions.
  • Multiple improvements were made to error messages, startup times, and resource management across different Claude Code clients.
  • Command-line options now offer more control over agent behavior, sandboxing, and tool execution.
  • Numerous bug fixes enhance the reliability of tools, plugin hooks, and display elements within the application.

Is this the latest version?

This page is frozen to Claude Code 2.1.299 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 .