GPT-5.1-Codex-Max Released: Faster, Smarter Coding OpenAI's new GPT-5.1-Codex-Max is now live as the default model for Codex CLI and IDE users. Faster, smarter, and more token-efficient. Extra High reasoning mode added for complex tasks.
GPT-5.1 in Cline: Deep Research Meets Structured Coding GPT-5.1 is now in Cline with a redesigned workflow that channels the model's obsessive research into structured, disciplined execution. Plan Mode with /deep-planning produces architectural blueprints before any code changes.
GPT-5.1-Codex and GPT-5.1-Codex-Mini Now Available GPT-5.1-Codex and GPT-5.1-Codex-Mini are now available in Codex. These models are optimized for agentic coding tasks. macOS/Linux default to the full model; Windows stays on GPT-5.1.
Codex: On-Demand Credits for ChatGPT Pro & Plus ChatGPT Pro and Plus users can now buy on-demand credits for extra Codex usage beyond their plan's included quota.
GPT-5-Codex Model Update: Better Edits & Efficiency GPT-5-Codex gets more reliable file edits, better collaboration with your changes, and fewer destructive git operations. Plus 3% efficiency gains.
GPT-5-Codex-Mini Released: 4x More Usage GPT-5-Codex-Mini cuts costs while giving you 4x more usage. Auto-switches when you're running low. Available now in CLI and IDE Extension.
JetBrains AI Assistant and Junie Now Support GPT-5 JetBrains AI Assistant, Junie, and Kineto now default to GPT-5. Internal benchmarks show 1.5× to 2× improvements in code quality and task complexity. The upgrade is free and automatic for existing users.