Claude Code v2.1.221
Claude Code v2.1.221 was released on .
Summary
Claude Code 2.1.221 introduces a Focus view that declutters your chat interface by collapsing tool activity into compact summaries, keeping you focused on what matters. We've also added credential masking for Linux and WSL, so sensitive files stay protected even when your code...
Release Context
- This was the 176th Claude Code release of 2026 tracked by Havoptic.
- It shipped 10 days after Claude Code v2.1.220 (July 24, 2026).
- Claude Code: ships every 1.1 days — 18 releases in the last month.
Why it matters: Focus view declutters Claude Code chats instantly.
Shipped around the same time
Within 3 days of this release, other AI coding tools also shipped:
- Gemini CLI v0.54.0 (August 6, 2026)
- OpenAI Codex CLI rust-v0.146.1 (August 5, 2026)
- GitHub Copilot CLI v1.0.78 (August 3, 2026)
- Antigravity CLI v1.1.10 (August 3, 2026)
- Devin Desktop v3.6.27 (August 1, 2026)
Compare Claude Code: vs OpenAI Codex CLI · vs Cursor · vs Gemini CLI · vs Kiro CLI · vs GitHub Copilot CLI · vs Devin Desktop · vs Antigravity CLI
Release Notes
- Added mode: "mask" for sandbox credential files on Linux and WSL — sandboxed commands read a sentinel copy (the whole file, or just the spans captured by an extract regex) while the sandbox proxy substitutes the real value on egress; on macOS file masking falls back to deny
- Added warnings to claude plugin validate when a marketplace or plugin name would be rejected by Claude Desktop's managed marketplace sync
- Added a prompt-audit subcommand to the claude-api skill for auditing prompts and tool descriptions for patterns written for older models
- Fixed a Bash tool permission-check bypass where
Other Recent Claude Code Releases
- v2.1.232 (August 13, 2026)
- v2.1.231 (August 13, 2026)
- v2.1.229 (August 12, 2026)
- v2.1.228 (August 11, 2026)
- v2.1.227 (August 10, 2026)
All Claude Code releases · All AI coding tool releases on Havoptic