Devin Desktop v1.12.39
Devin Desktop v1.12.39 was released on .
Summary
GPT-5.1-Codex Max — Introducing GPT-5.1-Codex Max in three reasoning tiers (Low, Medium, High). Low variant available at no cost to paid users for a limited time.
Release Context
- This was the 68th Devin Desktop release of 2025 tracked by Havoptic.
- It shipped 2 days after Devin Desktop v1.12.37 (December 2, 2025).
Shipped around the same time
Within 3 days of this release, other AI coding tools also shipped:
- Claude Code v2.0.60 (December 5, 2025)
- Gemini CLI v0.19.4 (December 5, 2025)
- Gemini CLI v0.19.3 (December 5, 2025)
- Gemini CLI v0.19.2 (December 5, 2025)
- GitHub Copilot CLI v0.0.367 (December 5, 2025)
Compare Devin Desktop: vs Claude Code · vs OpenAI Codex CLI · vs Cursor · vs Gemini CLI · vs Kiro CLI · vs GitHub Copilot CLI · vs Antigravity CLI
Release Notes
GPT-5.1-Codex Max
Introducing GPT-5.1-Codex Max in three reasoning tiers (Low, Medium, High). Low variant available at no cost to paid users for a limited time.
Other Recent Devin Desktop Releases
- v3.5.17 (July 19, 2026)
- v3.4.27 (July 7, 2026)
- v3.4.22 (July 4, 2026)
- v3.3.18 (June 23, 2026)
- v3.2.28 (June 23, 2026)
All Devin Desktop releases · All AI coding tool releases on Havoptic