Introducing GPT-5.5 A new class of intelligence for real work and powering agents, built to underst...

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. https://t.co/rPLTk99ZH5" / X
OpenAI on X: "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. https://t.co/rPLTk99ZH5" / X
Don’t miss what’s happening
People on X are the first to know.
Post
See new posts
Conversation

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.
0:54
·
1.5K
6.3K
31K
5.8K
Read 1.5K replies
New to X?
Sign up now to get your own personalized timeline!
Sign up with Apple
By signing up, you agree to the Terms of Service and Privacy Policy, including Cookie Use.
Relevant people
-  OpenAI @OpenAI Follow Click to Follow OpenAI OpenAI’s mission is to ensure that artificial general intelligence benefits all of humanity. We’re hiring: http://openai.com/jobs
Trending now
What’s happening
Sports · Trending
Pickens
Trending with Cowboys
Sports · Trending
Tanner Scott
Politics · Trending
Lisa Murkowski
Trending with Thom Tillis
Sports · Trending
HOLY SHEETS
|
|
|
|
|
More
© 2026 X Corp.