Raymond @RaymondLLM
Research Scientist @OpenAI Joined June 2023-
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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.
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.
Codex costs the same as GPT-5 per 1M tokens: Input $1.25 Cached Input $0.13 Output $10.00
Codex costs the same as GPT-5 per 1M tokens: Input $1.25 Cached Input $0.13 Output $10.00 https://t.co/HNXzG1tFA6
OpenAI 🤝 NVIDIA Proud to be a part of this!
OpenAI 🤝 NVIDIA Proud to be a part of this!
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.
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. https://t.co/CpVehkULOB
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).
DevDay registration is open! → devday.openai.com Spots are limited, so we’ll draw attendees by lottery (rather than first-come, first-served). https://t.co/GwRqwmYigv
📣 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…
Christian @bycjacksonn
101 Followers 169 Following tech pragmatist, green-apple evangelist, educated populous fan, severe question asker | founder @ https://t.co/NOB4lpNk9e, https://t.co/KunOMbtWUT
Liz @Do520045Do
17 Followers 646 Following
Timo Springer @springertimo
409 Followers 2K Following
0xf2258f @0xf2258f_fr
306 Followers 7K Following AI/ML Consultant & MLOps Dev | Build Smarter Products, Faster | Advisory, Dev & Delivery NetHunter :: Security Analyst & Developer Build&Break Things
William Zhang @WilliamHYZhang
1K Followers 440 Following Agents/Capabilities @OpenAI API | Cofounder @Endgrate | CS @Harvard
Crypto Lord @CryptoL52914
0 Followers 42 Following
Bala Subramanian @Bala2462000
69 Followers 2K Following
Erik Popaja @ErikPopaja
208 Followers 837 Following Consumer / Gaming / Data Science @IndexVentures Working w/ @backbone 🇧🇦
Yoram Bachrach @yorambac
3K Followers 7K Following Research Scientist at Meta (prev Google DeepMind and Microsoft Research). Working on LLM Agents and Multi-Agent Systems.
Farhad Noorzay - Hoop... @farhadnoorzay
2K Followers 1K Following Founder/CEO @hoopfit_ 🏀 Member of Technical Staff (ChatGPT for iOS) @openai Previously: iOS lead Affirm, Slack, Pulse News, Apple
Quanquan Gu @QuanquanGu
16K Followers 2K Following Professor @UCLA, Pretraining and Scaling at ByteDance Seed | Recent work: Build AGI | Opinions are my own
Prakhar Agarwal @prakhar5050
2K Followers 4K Following @Meta Superintelligence Labs | Prev. Applied Research @openai. Grad Student at Univ. of Washington (@uwcse) , ML @ @apple, RF at @MSFTResearch | YR @HLForum
Daniel Tenreiro @TenreiroDaniel
21K Followers 2K Following daniel tenreiro is a researcher. opinions belong to those who love them.
Adam Silverman (Hirin... @AtomSilverman
40K Followers 2K Following Agent Consulting: https://t.co/goijjAdzVD Agent Observability: @AgentOpsAI + https://t.co/JCGSBr6B0L Funding Agents: https://t.co/ufCO2UI9yU
Miles Wang @MilesKWang
3K Followers 1K Following Researcher @OpenAI. Beneficial and safe AGI. Prev @Harvard
Tibor Blaho @btibor91
31K Followers 2K Following Lead Engineer at @AIPRMcorp (https://t.co/fepyWfV4kA) and @lrt_co (https://t.co/p7LEvIKduG), building AIPRM for ChatGPT & Claude. Signal @ btibor.91
Ameya Jadhav @ameyajadhav_
2K Followers 395 Following @OpenAI & @neo | cs @stanford | prev @StanfordAILab @hackwithtrees
Carlton Aikins @31Carlton7
820 Followers 275 Following 20 | ce @usc | building @ https://t.co/7hBCWOxCx6, https://t.co/4VLETkfsnb | prev. @google + various startups
william @wgussml
15K Followers 701 Following cofounder @generalagentsco prev CMU PhD, OpenAI research scientist, helped build copilot & MineRL. building ell https://t.co/kQN8n3fBKH
Moustafa Elhadary @TheMoustafa_
988 Followers 2K Following @OpenAI | prev @mckinsey @penn_state | Egypt 🇪🇬
Bill Chen @realchillben
2K Followers 564 Following @openai ; Prev @ycombinator @Retool @Meta ML @Columbia
Andrew Curran @AndrewCurran_
34K Followers 13K Following 🏰 - I write about AI, mostly. Expect some strange sights.
Rak Garg @rak_garg
7K Followers 2K Following It’s like Zack with an R. Bay native 🇺🇸🇮🇳. Product lad turned partner @BainCapVC. Investing in AI, developers, infra, & security. Grew up @Atlassian
Ivan Fioravanti ᯅ @ivanfioravanti
17K Followers 936 Following Co-founder and CTO of @CoreViewHQ GenAI/LLM addicted, Apple MLX, Microsoft 365, Azure, Kubernetes, Investor in innovation and Mensa member.
Pedro Piñera @pepicrft
6K Followers 4K Following senior context builder ✦ @tuistdev (ceo & co-founder) ✦ prev. @shopify, @soundcloud
chandram @ChandramDutta
2K Followers 678 Following 21. electronics @ vit'26. swift student challenge winner'24. i make apps and websites. @mclarenf1 🏎️ 🧡. he/him.
Andrii Tsok @AndriiTsok
869 Followers 7K Following Founder @Human4AI • Principal Engineer & CTO • Software Architect • Open Source & AI builder • Digital nomad & startup advisor
Miles Brundage @Miles_Brundage
62K Followers 12K Following AI policy researcher, wife guy in training, fan of cute animals and sci-fi, Substack writer, stealth-ish non-profit co-founder
"Leigh Marie" Braswel... @LM_Braswell
19K Followers 5K Following partner @kleinerperkins; previously investing @foundersfund, first pm & early eng @scale_ai; if you like infra, ML, or poker let's chat
Jason Cui @JasonSCui
3K Followers 1K Following Partner @a16z investing in infra & AI | prev product @databricks & @uber, founder @jemihq (YC S20, acq). Technology optimist ☀️
Emir @emirthedev
3K Followers 266 Following design partner for busy founders https://t.co/1u1rh1Bm8L, prev. https://t.co/vyXNECydqJ
Song Mei @Song__Mei
3K Followers 689 Following Assistant Professor at UC Berkeley, Department of Statistics and EECS. Researcher at OpenAI working on LLM training.
Bill Chen @realchillben
2K Followers 564 Following @openai ; Prev @ycombinator @Retool @Meta ML @Columbia
Vincent Weisser @vincentweisser
24K Followers 4K Following @primeintellect ceo / open superintelligence & infra / automating ai & science
Quanquan Gu @QuanquanGu
16K Followers 2K Following Professor @UCLA, Pretraining and Scaling at ByteDance Seed | Recent work: Build AGI | Opinions are my own
Andrew Curran @AndrewCurran_
34K Followers 13K Following 🏰 - I write about AI, mostly. Expect some strange sights.
Prafull Sharma @prafull7
1K Followers 783 Following World models, Computer Vision, Graphics, AI PostDoc @MIT with Josh Tenenbaum and Phillip Isola PhD @MIT with Bill Freeman and Fredo Durand Undergrad @Stanford
Alexander Borzunov @sasha_borzunov
1K Followers 423 Following Researcher at @OpenAI. Ex-developer of https://t.co/yblRXgx0Ei
Karina Nguyen @karinanguyen_
41K Followers 995 Following research & product @OpenAI, prev. @AnthropicAI, @nytimes, @square, @dropbox, visual forensics for Pulitzer Prize investigations
Shuchao Bi @shuchaobi
13K Followers 691 Following Research @Meta Superintelligence Labs, RL/post-training/agents; Previously Research @OpenAI on multimodal and RL; Opinions are my own.
Adam Silverman (Hirin... @AtomSilverman
40K Followers 2K Following Agent Consulting: https://t.co/goijjAdzVD Agent Observability: @AgentOpsAI + https://t.co/JCGSBr6B0L Funding Agents: https://t.co/ufCO2UI9yU
Trenton Bricken @TrentonBricken
12K Followers 2K Following Trying to figure out what makes minds and machines go "Beep Bop!" @AnthropicAI
Yoram Bachrach @yorambac
3K Followers 7K Following Research Scientist at Meta (prev Google DeepMind and Microsoft Research). Working on LLM Agents and Multi-Agent Systems.
Ryo Lu @ryolu_
57K Followers 2K Following Head of Design @Cursor_ai. Early @NotionHQ, @Stripe, built startups. I make a world where anyone can make software. Aspiring k-pop idol.
Tibor Blaho @btibor91
31K Followers 2K Following Lead Engineer at @AIPRMcorp (https://t.co/fepyWfV4kA) and @lrt_co (https://t.co/p7LEvIKduG), building AIPRM for ChatGPT & Claude. Signal @ btibor.91
Erik Bernhardsson @bernhardsson
47K Followers 3K Following Building @modal when I'm not posting banger stuff about infra and AI
Rak Garg @rak_garg
7K Followers 2K Following It’s like Zack with an R. Bay native 🇺🇸🇮🇳. Product lad turned partner @BainCapVC. Investing in AI, developers, infra, & security. Grew up @Atlassian
Deedy @deedydas
209K Followers 5K Following Partner @MenloVentures. Formerly founding team @glean, @Google Search. @Cornell CS. Tweets about tech, immigration, India, fitness and search.
Moustafa Elhadary @TheMoustafa_
988 Followers 2K Following @OpenAI | prev @mckinsey @penn_state | Egypt 🇪🇬
Andrew Côté @Andercot
105K Followers 1K Following engineering physicist. writes about deep tech, energy, physics, sci-fi and whatever. founder @hyperstition_x, organizes @deeptechweek
gabriel @GabrielPeterss4
38K Followers 493 Following research sora at @OpenAI, previously at midjourney, swedish high school dropout
Hyung Won Chung @hwchung27
38K Followers 302 Following AI Research Scientist @Meta Superintelligence Labs. Past: @OpenAI / @Google Brain / PhD @MIT
william @wgussml
15K Followers 701 Following cofounder @generalagentsco prev CMU PhD, OpenAI research scientist, helped build copilot & MineRL. building ell https://t.co/kQN8n3fBKH
Brandon McKinzie @mckbrando
8K Followers 2K Following research @OpenAI | prev: multimodal @Apple, physics/cs @UCBerkeley
Giancarlo ‘GC’ Li... @glionetti
356 Followers 27 Following Dad x2. CCO OpenAI. Atlassian | Dropbox | Confluent | Zapier alum.
DANΞ @cryps1s
13K Followers 447 Following CISO @OpenAI | Ex-CISO @PalantirTech | Occasional Shitposter | 🇺🇸 All views are my own, not my employer. Duh. (Tweets == 30d retention)
Prakhar Agarwal @prakhar5050
2K Followers 4K Following @Meta Superintelligence Labs | Prev. Applied Research @openai. Grad Student at Univ. of Washington (@uwcse) , ML @ @apple, RF at @MSFTResearch | YR @HLForum
Henry Aspegren @henryonboard
46 Followers 144 Following technologist + optimist, member of program staff @ OpenAI
Henry Scott-Green @HenrySG
743 Followers 411 Following Evals Product @ OpenAI / ex Co-Founder & CEO at ContextAI (exited to OpenAI) / ex-APM @Google
Dileep George @dileeplearning
12K Followers 1K Following AGI research @DeepMind. Ex cofounder & CTO @vicariousai (acqd by Alphabet) and @Numenta. Triply EE (BTech IIT-Mumbai, MS&PhD Stanford). #AGIComics
Sholto Douglas @_sholtodouglas
27K Followers 1K Following Scaling RL @AnthropicAI, ex @DeepMind - working towards intelligence too cheap to meter
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