OpenAI Codex CLI rust-v0.144.6
OpenAI Codex CLI rust-v0.144.6 was released on .
Summary
OpenAI Codex CLI rust-v0.144.6 fixes critical context window issues for GPT-5.6 models, expanding them to 272,000 tokens for better performance. This hotfix also refreshes bundled instructions across Sol, Terra, and Luna variants. Check the full changelog for all the technical...
Release Context
- This was the 72nd OpenAI Codex CLI release of 2026 tracked by Havoptic.
- It shipped 2 days after OpenAI Codex CLI rust-v0.144.5 (July 16, 2026).
- OpenAI Codex CLI: ships every 2.1 days — 13 releases in the last month.
Why it matters: Codex now supports 272K token context windows.
Shipped around the same time
Within 3 days of this release, other AI coding tools also shipped:
- Claude Code v2.1.215 (July 19, 2026)
- Antigravity CLI v1.1.4 (July 18, 2026)
- Claude Code v2.1.214 (July 18, 2026)
- Kiro CLI v2.13.0 (July 17, 2026)
- Claude Code v2.1.212 (July 16, 2026)
Compare OpenAI Codex CLI: vs Claude Code · vs Cursor · vs Gemini CLI · vs Kiro CLI · vs GitHub Copilot CLI · vs Devin Desktop · vs Antigravity CLI
Release Notes
Bug Fixes - Refreshed bundled instructions for GPT-5.6 Sol, Terra, and Luna, and corrected their context windows to 272,000 tokens. (33972, 34009) Changelog Full Changelog: https://github.com/openai/codex/compare/rust-v0.144.5...rust-v0.144.6 - 33972 Backport refreshed bundled model metadata to 0.144 @sayan-oai - 34009 Narrow 0.144 hotfix to GPT-5.6 prompts and context @sayan-oai
Other Recent OpenAI Codex CLI Releases
- rust-v0.144.4 (July 14, 2026)
- rust-v0.144.3 (July 13, 2026)
- rust-v0.144.2 (July 13, 2026)
- rust-v0.144.1 (July 9, 2026)
- rust-v0.144.0 (July 9, 2026)
All OpenAI Codex CLI releases · All AI coding tool releases on Havoptic