The Codex Changelog

Discover how the new Ultrafast service tier for GPT 6.1 Sol accelerates multi-turn agent workflows in Codex, along with its steep pricing and tier requirements. We also unpack critical bug fixes in the Codex CLI 0.162.1 patch, from daemon crashes to terminal rendering. Show Notes Ultrafast mode | OpenAI API: https://developers.openai.com/api/docs/guides/ultrafast-mode

A deep dive into Codex CLI 0.162.0 and the crucial security fixes addressing Linux sandbox vulnerabilities involving ripgrep configs and bubblewrap path probing. We also cover quality-of-life updates including clickable URLs, task pinning, and Windows-specific patches. Show Notes Codex CLI 0.162.0 stops a ripgrep config from unmasking files its ...: https://mixed-news.com/en/codex-cli-0-162-0-ripgrep-config-sandbox-deny-globs/

Discover the latest updates in Codex CLI 0.161.0, highlighting the new /mcp login command, enterprise authentication hardening, and credential storage in system keyrings. We also review background task permission handling, the opt-in Daybreak feature, and the shift to GPT 6.1 Sol as the default model.

Learn how pull request 51734 solves cross-host security context for Guardian reviews by reconstructing unresumed sender history directly from storage. We also cover strict security boundaries around untrusted assistant messages and new thread listing exclusion parameters. Show Notes openai/codex: Lightweight coding agent that runs in your terminal: https://github.com/openai/codex

Explore the major breaking changes in Codex Security 0.2.0, including persistent threat model exports and crucial adjustments to CI credential masking. We also break down expanded language coverage, SDK updates, and environment variable fixes in Codex CLI 0.160.1.