Claude Code v2.1.303

Release Context

• This was the 245th Claude Code release of 2026 tracked by Havoptic.
• It shipped 2 days after Claude Code v2.1.302 (October 16, 2026).
• Claude Code: ships every 1.2 days — 23 releases in the last month.

Shipped around the same time

Within 3 days of this release, other AI coding tools also shipped:

• Antigravity CLI v1.4.2 (October 18, 2026)
• Antigravity CLI v1.4.1 (October 17, 2026)
• Antigravity CLI v1.4.0 (October 16, 2026)
• Cursor: Cloud Agent Canvases and Environment Improvements (October 16, 2026)
• Grok Build v1.0.62 (October 16, 2026)

Compare Claude Code

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• Claude Code vs Cursor
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• 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