v1.13.8 January 14, 2026 GPT-5.2-Codex Adds support for GPT-5.2-Codex with four reasoning efforts (low, medium, high, and xhigh). GPT-5.2-Codex is OpenAI’s latest model designed for agentic coding. It excels at working in large codebases over long sessions. For most tasks, we recommend using the medium reasoning effort. Bug Fixes and Improvements
- Various bug fixes and performance improvements
- Improved stability and reliability Download 1.13.8