Claude Code v2.0.20

Release Context

• This was the 127th Claude Code release of 2025 tracked by Havoptic.
• It shipped 1 day after Claude Code v2.0.19 (October 15, 2025).

Shipped around the same time

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

• GitHub Copilot CLI v0.0.345 (October 18, 2025)
• GitHub Copilot CLI v0.0.344 (October 18, 2025)
• Gemini CLI v0.10.0-preview.2 (October 17, 2025)
• Gemini CLI v0.10.0-preview.1 (October 17, 2025)
• Gemini CLI v0.10.0-preview.0 (October 17, 2025)

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