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Joshua Achiam Profile
Joshua Achiam

@jachiam0

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Human. Head of Mission Alignment at @openai. Main author of https://t.co/cKuSh21yaz

Joined February 2018
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@jachiam0
Joshua Achiam
7 years
Excited to share what I've been working on these last few months! Spinning Up in Deep RL, an educational resource that we hope can bring down the barrier to entry in RL.
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@jachiam0
Joshua Achiam
2 days
RT @gdb: Very promising results from our collaboration with Kenya-based @PendaHealth, studying an OpenAI-powered clinical copilot across 40….
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@jachiam0
Joshua Achiam
2 days
RT @fidjissimo: I will officially start at OpenAI as CEO of Applications on August 18. I am sharing this essay on why I believe AI can be t….
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openai.com
I’ve always considered myself a pragmatic technologist—someone who loves technology not for its own sake, but for the direct impact it can have on people’s lives. That’s what makes this job so...
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@jachiam0
Joshua Achiam
4 days
RT @MillionInt: To summarize this week:.- we released general purpose computer using agent.- got beaten by a single human in atcoder heuris….
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@jachiam0
Joshua Achiam
5 days
RT @sama: we achieved gold medal level performance on the 2025 IMO competition with a general-purpose reasoning system! to emphasize, this….
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@jachiam0
Joshua Achiam
5 days
RT @MillionInt: Why am I excited about IMO results we just published:.- we did very little IMO-specific work, we just keep training general….
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@jachiam0
Joshua Achiam
5 days
RT @markchen90: We achieved gold medal level performance on this year's IMO! Our model thinks and writes proofs in clear, plain‑English - n….
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@jachiam0
Joshua Achiam
5 days
The policy of TSA to instruct you to look into the camera so they can take a picture of your face, without also informing you that you can opt out, is an unreasonable search. I cannot believe it is legal.
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@jachiam0
Joshua Achiam
6 days
RT @boazbaraktcs: Unlike Nuclear and Radiological threats, obtaining materials is less of a barrier for creating bio threats and hence secu….
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@jachiam0
Joshua Achiam
7 days
RT @gdb: official results from @atcoder World Tour Finals are in — great results for both humans (#1 and #3 onwards) and AI (#2 in the worl….
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@jachiam0
Joshua Achiam
7 days
RT @OpenAI: ChatGPT can now do work for you using its own computer. Introducing ChatGPT agent—a unified agentic system combining Operator’….
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@jachiam0
Joshua Achiam
7 days
RT @KerenGu: We’ve activated our strongest safeguards for ChatGPT Agent. It’s the first model we’ve classified as High capability in biolo….
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@jachiam0
Joshua Achiam
7 days
RT @markchen90: We competed live in the @atcoder World Finals Heuristic Contest and came in 2nd!. Models like o3 rank among the top-100 in….
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@jachiam0
Joshua Achiam
7 days
We will also be outlawing QR code menus. Give us the paper so we don't have to futz with our phones and squint at the small screen while comparing options.
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@jachiam0
Joshua Achiam
7 days
In my administration there will be a strict law that the transit time between any two terminals in any airport cannot exceed 15 minutes. Airports that fail will be entombed in a concrete dome like Chernobyl.
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@jachiam0
Joshua Achiam
8 days
Extremely deserved honor for a foundational paper.
@robertnishihara
Robert Nishihara
8 days
Congratulations to my brilliant co-founder Philipp Moritz (@pcmoritz) and the legendary John Schulman, Sergey Levine, Pieter Abbeel, and Michael Jordan on their Test-of-Time Honorable Mention at ICML 2025 today!. For creating TRPO. This was done during the previous wave of
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@jachiam0
Joshua Achiam
8 days
RT @ColinKahl: My game WONDER × WORLDS is a rules-lite, narrative heavy tabletop RPG, with just enough crunch to make tactical combat excit….
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wonderxworlds.itch.io
A Roleplaying Game Engine for Limitless Adventure
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@jachiam0
Joshua Achiam
8 days
RT @cryps1s: This is a very cool opportunity. Secure the frontier of agents against some very sophisticated adversaries.
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@jachiam0
Joshua Achiam
8 days
RT @ithilgore: Agent Security is hiring! We are @openai's dedicated team focused on securing our agentic AI systems - we operate where trad….
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openai.com
Security · San Francisco · FullTime
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@jachiam0
Joshua Achiam
8 days
RT @sama: agree with lots of what jensen has been saying about ai and jobs; there is a ton of stuff to do in the world. people will. 1) d….
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