Codex Blog
The Codex TypeScript SDK: Embedding Agents in Your Own Tooling
Codex Sub-Agent Path Addressing: The Multi-Agent v2 Architecture
GPT-5.3-Codex-Spark: The Cerebras-Powered Ultra-Fast Coding Model
Codex Security: AI-Powered Vulnerability Discovery from Threat Modelling to Patch Generation
The codex-rs Architecture: How OpenAI Rewrote Codex CLI in Rust
Codex on Windows: Native Sandbox, WSL and the Microsoft Store Launch
Codex Model Lineage: The Context Compaction Breakthrough That Made Long-Horizon Agents Possible
Codex as a GitHub Copilot Coding Agent: Assigning Issues and PRs at Scale
Voice Input in Codex CLI: Whisper-Backed Dictation and Hands-Free Agentic Workflows
Codex CLI Toolkit Expansion: Using Codex for Non-Code Daily Tasks