## Bug Fixes
- New local TUI sessions now leave reasoning summaries disabled by default, fixing request rejection by providers that do not support them. Explicit reasoning-summary settings remain respected. (#46467)
## Changelog
Full Changelog: https://github.com/openai/codex/compare/rust-v0.155.0...rust-v0.155.1
- #46467 Restore none as the TUI reasoning summary default (@celia-oai)