Codex use cases
Learn how teams are using Codex to automate tasks, build apps and ship with confidence.
OpenAI for developers
Docs and resources to help you build with, for, and on OpenAI.
GPT-5.6: Lower prices and faster speeds.
Sol is now over 20% cheaper, Luna is 80% cheaper, and Terra is 20% cheaper, while Fast mode makes Sol up to 2.5× faster.
API Platform
Use our APIs and models to build your own AI experiences.
Codex
Build and ship faster with our coding agent — everywhere you work.
Plugins
Extend ChatGPT and Codex with skills, MCP servers, and optional UI.
Showcase
Discover what builders are creating with Codex and the OpenAI API, and build your own version.
Featured
GPT Image 2 for image generation and editing
Generate and edit images with stronger instruction following, flexible sizes, and high-fidelity image inputs.
Codex for (almost) everything
April 16, 2026
Blog posts
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Making private MCP servers reachable without making them public
How we preserved private network boundaries while supporting MCP streaming, authentication, and an inspectable client.
Jun 26, 2026 General
Mastering remote engineering work from your phone
Use Remote in the ChatGPT mobile app to start, steer, review, and organize engineering work.
Jun 23, 2026 Codex
Using skills to accelerate OSS maintenance
Using skills and GitHub Actions to optimize Codex workflows in the OpenAI Agents SDK repos.
Mar 9, 2026 Codex
