
Raymond
@RaymondLLM
Research Scientist @OpenAI
vibes were immaculate I would encourage anyone who was not here to watch the videos.
That's a wrap on DevDay [2025], all sessions are now live to replay. youtube.com/playlist?list=…
![OpenAI's tweet image. That's a wrap on DevDay [2025], all sessions are now live to replay.
youtube.com/playlist?list=…](https://pbs.twimg.com/media/G2wO68saAAgwjlX.jpg)
we said next level but Sora 2 just broke the scale launch video of the century.
This partnership represents a major step toward making AI a trusted, sovereign, and productivity-boosting tool for Germany’s government and public institutions, while also advancing Germany’s leadership in digital transformation and AI adoption across Europe.
OpenAI, SAP & Microsoft are launching OpenAI for Germany—a partnership to bring frontier AI to Germany’s public sector, through a sovereign, certified cloud environment. Built on SAP’s Delos Cloud and running on Microsoft Azure, this new initiative will help employees across…
AI is advancing so quickly that building huge amounts of computer power is essential to unlock its full potential. With the right infrastructure, AI could help solve humanity’s biggest challenges like curing diseases and improving education for everyone. The mission is…
OpenAI & NVIDIA Announce Strategic Partnership to Deploy 10GW of NVIDIA Systems This enables OpenAI to build & deploy at least 10 gigawatts of AI datacenters with NVIDIA systems representing millions of GPUs for OpenAI’s next-gen AI infrastructure. openai.com/index/openai-n…
1/n I’m really excited to share that our @OpenAI reasoning system got a perfect score of 12/12 during the 2025 ICPC World Finals, the premier collegiate programming competition where top university teams from around the world solve complex algorithmic problems. This would have…

Last month we announced that everyone now has access to Advanced Voice Mode, with usage limits expanded from minutes per day to hours for free users and near unlimited for Plus. We also announced that Standard Voice Mode would be retired after a 30-day sunset. We’ve heard…
New research explains why LLMs hallucinate, through a connection between supervised and self-supervised learning. We also describe a key obstacle that can be removed to reduce them. 🧵openai.com/index/why-lang…
We know that AI will create lots of new jobs, yet also create disruption. We’re announcing the OpenAI Jobs Platform to connect AI-ready workers with companies who need AI skills, and OpenAI-Certified for workers to learn and demonstrate their AI skills. openai.com/index/expandin…
By popular request: you can now branch conversations in ChatGPT, letting you more easily explore different directions without losing your original thread. Available now to logged-in users on web.

Let us branch off from chats at specific points without losing the node we branched off from, sometimes I want to persue multiple possible branches to a conversation or sometimes I want to go on like a 1-3 side prompt conversation without it muddying the context of the original…
We just launched ChatGPT Go in India, a new subscription tier that gives users in India more access to our most popular features: 10x higher message limits, 10x more image generations, 10x more file uploads, and 2x longer memory compared with our free tier. All for Rs. 399. 🇮🇳
GPT-5 rollout updates: *We are going to double GPT-5 rate limits for ChatGPT Plus users as we finish rollout. *We will let Plus users choose to continue to use 4o. We will watch usage as we think about how long to offer legacy models for. *GPT-5 will seem smarter starting…
We just launched GPT-5! There has been an unbelievable amount of safety work that went into this model, from factuality, to deception, to brand new safety training techniques. More details and plots in the 🧵
Today we release gpt-oss-120b and gpt-oss-20b—two open-weight LLMs that deliver strong performance and agentic tool use. Before release, we ran a first of its kind safety analysis where we fine-tuned the models to intentionally maximize their bio and cyber capabilities 🧵


This week, ChatGPT is on track to reach 700M weekly active users — up from 500M at the end of March and 4× since last year. Every day, people and teams are learning, creating, and solving harder problems. Big week ahead. Grateful to the team for making ChatGPT more useful and…
i usually think articles like this miss the mark, but this one really captured the spirit of mark and jakub's partnership technologyreview.com/2025/07/31/112…
DevDay registration is open! → devday.openai.com Spots are limited, so we’ll draw attendees by lottery (rather than first-come, first-served).
OpenAI DevDay Oct 6, 2025 in San Francisco Our biggest one yet: - 1500+ developers - Livestreamed opening keynote - Hands-on building with our latest models & tools - More stages & more demos devday.openai.com
📣 Excited to share our real-world study of an LLM clinical copilot, a collab between @OpenAI and @PendaHealth. Across 39,849 live patient visits, clinicians with AI had a 16% relative reduction in diagnostic errors and a 13% reduction in treatment errors vs. those without. 🧵
You can now export your deep research reports as well-formatted PDFs—complete with tables, images, linked citations, and sources. Just click the share icon and select 'Download as PDF.' It works for both new and past reports.
It's official: we're developing 4.5 gigawatts of additional Stargate data center capacity with Oracle in the U.S (for a total of 5+ GWs!). And our Stargate I site in Abilene, TX is starting to come online to power our next-generation AI research. openai.com/index/stargate…
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