Skip to main content
OpenAI

Engineering

Stories about the technology and builders at OpenAI.

WebSocket > Cover Image
Speeding up agentic workflows with WebSockets in the Responses API

Engineering

Equip responses API > card image
From model to agent: Equipping the Responses API with a computer environment

Engineering

fin eng (credits) > card image
Beyond rate limits: scaling access to Codex and Sora

Engineering

harness eng > card image
Harness engineering: leveraging Codex in an agent-first world

Engineering

Codex harness > card image
Unlocking the Codex harness: how we built the App Server

Engineering

kepler > card image
Inside OpenAI’s in-house data agent

Engineering

Unrolling the Codex agent loop > card image
Unrolling the Codex agent loop

Engineering

PostgreSQL > card image
Scaling PostgreSQL to power 800 million ChatGPT users

Engineering

1 x 1
How we used Codex to build Sora for Android in 28 days

Engineering