OpenAI(@OpenAI):Introducing GPT-5.5 A new class of intelligence for real work and powering agents, built to understand complex goals, use tools, check its work, and carry more tasks through to completion. It marks a new way of getting computer work done. Now available in ChatGPT and Codex.

OpenAI

@OpenAI

OpenAI’s mission is to ensure that artificial general intelligence benefits all of humanity. We’re hiring:

Joined December 2015

4 Following 4.9M Followers

OpenAI@OpenAI

2026.04.23 18:06

Introducing GPT-5.5 A new class of intelligence for real work and powering agents, built to understand complex goals, use tools, check its work, and carry more tasks through to completion. It marks a new way of getting computer work done. Now available in ChatGPT and Codex.