Greg Brockman
@gdb
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President & Co-Founder @OpenAI
Joined July 2010
thinking is all you need
Looks like @OpenAI has added an even MORE powerful version of Pro mode... you can now ask GPT-5.2 Pro to think even longer than before. Starting to test this... I have high expectations here.
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gpt-5.2 pro is strong model
Finally had time to test GPT-5.2 Pro. On my tasks Extended Thinking is a VERY significant improvement over 5.1 Pro - feels roughly on the order of o1 Pro -> o3 Pro jump.
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One thing in life is certain: you’re going to die. Oddly enough, that fact can be liberating. Remembering that life has an endpoint helps you live it so that it has a point—a direction, a storyline, something more than a string of disconnected
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apply to join the codex team, which is creating a coding agent which is rapidly improving and growing fast:
Codex team is hiring. We are rapidly improving the Codex agent, but want to build more delight and have a highly ambitious roadmap. Share your cool fork of our open source codex repo or similarly impressive rust oss project. Opportunities for full time and contracting.
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Use Adobe apps, directly from within ChatGPT:
Adobe launches free ChatGPT-integrated apps for Photoshop, Acrobat, and Express on desktop, the web, and iOS, after OpenAI added app integrations in October (@zombie_wretch / The Verge) https://t.co/OfvEcr47bG
https://t.co/MK7zzkmEqe 📥 Send tips!
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You started selling on Amazon to make money... Not to fight with buggy shipment tools and janky spreadsheets. Boxem makes it faster than ever to get back to the things that matter Try it free today:
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lots of exciting work happening in our london office!
The new London Training team @OpenAI has already had remarkable impact internally, alongside our phenomenal SF colleagues. I'm so excited to now see our contributions start to land in production!
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enterprise AI is going to be a huge theme of 2026
Scoop: OpenAI CEO Sam Altman gathered news leaders for lunch in NYC on Monday. He told them enterprise AI will be a massive priority for OpenAI in 2026.
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good to see continued progress on the unicorn eval
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10 years ago today, we announced OpenAI. looking forward to the next 10 years!
Ten Years: https://t.co/BFex7MrOmc
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GPT-5.2 Pro is SOTA on ARC-AGI, with two orders of magnitude efficiency improvement over the past year:
A year ago, we verified a preview of an unreleased version of @OpenAI o3 (High) that scored 88% on ARC-AGI-1 at est. $4.5k/task Today, we’ve verified a new GPT-5.2 Pro (X-High) SOTA score of 90.5% at $11.64/task This represents a ~390X efficiency improvement in one year
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GPT-5.2 is here — the most advanced frontier model for professional work and long-running agents. It's a big step forward on enterprise tasks including spreadsheets and slides. Now rolling out to everyone.
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Beyond excited to partner with Disney!
Some highlights from #Disney CEO Bob Iger and #OpenAI CEO Sam Altman's interview with CNBC: -The deal is a three-year license, with exclusivity for the first year. -Disney will set (and evolve) the guardrails for how its 200 characters will be used in video creation. -Iger
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Agentic AI Foundation — advancing open-source agentic AI:
Big step for open agentic AI. OpenAI is co-founding the Agentic AI Foundation under the Linux Foundation, alongside Anthropic and Block, and donating https://t.co/uop4XiFxan to this new umbrella. https://t.co/bV5XVEoJYh
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we are investing in cybersecurity preparedness:
As our models grow more capable in cybersecurity, we’re investing in strengthening safeguards and working with global experts as we prepare for upcoming models to reach ‘High’ capability under our Preparedness Framework. This is a long-term investment in giving defenders an
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