Image created with gemini-3.1-flash-image-preview with claude-opus-4.7. Image prompt: A Lutheran stained-glass panel of a plump housecat with a jeweled spiral-emblem collar stepping through an open cathedral door into dappled Virginia woods, while a haloed red-tailed hawk dives from a radiant rose-window sun above with talons extended, rendered in bold black leaded cames and jewel-tone cobalt, ruby, amber and emerald glass backlit like a cathedral window, with a heavy blackletter banner at the base reading ‘OPENAI.’
Not only is Anthropic saying they will have a “”country of geniuses in a datacenter”” by 2028, but also that the US could be ahead by 12-24 months. Before GPT-5.5 and Claude Mythos chinese labs were ~8 months behind in broader capabilities and ~5 months behind in coding. However,
https://x.com/scaling01/status/2055018330365345896
Report: OpenAI’s Q1 revenue was $5.7 billion, beating Anthropic – Sherwood News
https://sherwood.news/tech/report-openais-q1-revenue-was-5-7-billion-beating-anthropic/
GPT-5.5 Pro faces its hardest academic challenge: to apply the technique from a paper analyzing which word pairs were funny & why to come up with its own It came up with scrotum snorkel, tuba subpoena, waffle coffin, toad commode, diarrhea tiara, banana tribunal & muffin ruffian
https://x.com/emollick/status/2056067610303672422
I finally used /goal in Codex and I’m absolutely mind blown. I had it look through my last 500 archived emails. Then look for an unsubscribe link and unsubscribe if there is one. It found 87 and it clicked them all. It handled the “are you sure” pages AND flagged 14 that
https://x.com/toddsaunders/status/2056198815825215875
wow i just had codex analyze 3 years worth of text messages… i had it use direct quotes in its analysis and it brought me to tears. if you have mac you can just ask codex to do this. you will need to give it permissions
https://x.com/rileybrown/status/2056171774564553038
An internal OpenAI model has disproved one of the most well-known Erdős problems: the unit distance problem. This is, without doubt, the most impressive achievement of AI in mathematics so far.
https://x.com/thomasfbloom/status/2057177152894771631
An OpenAI model has achieved a major breakthrough in mathematics, by disproving a central conjecture in discrete geometry that was first posed by Paul Erdős in 1946. This is the first time AI has autonomously solved a prominent open problem central to a field of mathematics.
https://x.com/gdb/status/2057182650784452925
An OpenAI model has disproved a central conjecture in discrete geometry | OpenAI
https://openai.com/index/model-disproves-discrete-geometry-conjecture/
just quick napkin math on how long this took (unless i missed where they said): the published CoT summary is 111,145 tokens long. it’s really hard to say how much they summarized, assume 3x-20x reduction in tokens? and i’m assuming this is gpt-5.6 pro, so taking Artifical
https://x.com/willdepue/status/2057213893857165701
The proof came from a general-purpose reasoning model, not a system built specifically to solve math problems or this problem in particular, and represents an important milestone for the math and AI communities.
https://x.com/OpenAI/status/2057176203166171317
Today, we share a breakthrough on the planar unit distance problem, a famous open question first posed by Paul Erdős in 1946. For nearly 80 years, mathematicians believed the best possible solutions looked roughly like square grids. An OpenAI model has now disproved that
https://x.com/OpenAI/status/2057176201782075690
unfortunately openai didn’t publish the unsummarized chain of thought, but the summary is 125 pages! the model reaches the crucial idea (which it describes as ‘frightening,’ i would love to read the unabridged chain of thought here…) on page 39
https://x.com/voooooogel/status/2057198687307362642
unit-distance-remarks.pdf
Click to access unit-distance-remarks.pdf
Very proud that an OpenAI model disproved Erdős’s longstanding unit distance conjecture, with an elegant and intricate proof that brings sophisticated ideas from algebraic number theory to bear on geometry. For whatever reason, mathematics has been the field most amenable to
https://x.com/markchen90/status/2057517045575774598
Advancing content provenance for a safer, more transparent AI ecosystem | OpenAI
https://openai.com/index/advancing-content-provenance/
A new personal finance experience in ChatGPT | OpenAI
https://openai.com/index/personal-finance-chatgpt/
A preview for Pro users: a new personal finance experience in ChatGPT. Pro users in the U.S. can securely connect financial accounts, see where their money is going, and ask questions based on the information they choose to connect. Your full financial picture, now in ChatGPT.
https://x.com/ChatGPTapp/status/2055317612687675545
ChatGPT for personal finance is interesting, but you need to know what questions to ask and have enough experience to fact-check assumptions. It really needs to ship with some pre-built skills to help guide people to productive use cases & give the AI better instructions as well
https://x.com/emollick/status/2055797877713092997
Codex anywhere and everywhere, all the time. Now your Mac doesn’t have to be unlocked for Codex to use your computer. From your phone, Codex can securely use apps on your Mac, even when the screen is off and locked.
https://x.com/OpenAIDevs/status/2057536706778378692
Highlights from today’s Codex Thursday launches: 1️⃣ Codex can now securely use apps on your Mac from your phone, even when your Mac is locked and the screen is off.
https://x.com/OpenAI/status/2057617844800794878?s=20
Elon Musk has lost his lawsuit against Sam Altman and OpenAI | Hacker News
https://news.ycombinator.com/item?id=48182754
Jury dismisses all claims in Elon Musk’s lawsuit against OpenAI CEO Sam Altman : NPR
https://www.npr.org/2026/05/18/nx-s1-5822366/musk-altman-openai-jury-verdict-claims-dismissed
Musk loses case against OpenAI | CNN Business
https://www.cnn.com/2026/05/18/tech/openai-musk-lawsuit-verdict
OpenAI barrels toward IPO that may happen in September | TechCrunch
OpenAI and Malta partner to bring ChatGPT Plus to all citizens | OpenAI
https://openai.com/index/malta-chatgpt-plus-partnership/
CodexBar 0.26.0 is live ⚡ Kiro, Antigravity, OpenRouter, Kimi 🧭 calmer menus + keyboard nav 📊 better Codex/Claude limits and cost scoping 📦 named macOS assets, CLI + Homebrew fixes
https://x.com/steipete/status/2055163690790334865
Anthropic & OpenAI’s share of AI model and application revenues generated by 34 top AI startups is going ⬆️
https://x.com/amir/status/2056041152500142259
Cheap AI could derail OpenAI and Anthropic’s IPOs
https://www.cnbc.com/2026/05/20/cheap-ai-could-derail-openai-and-anthropics-ipos.html
Anthropic got xAI’s GPUs, and then they immediately started running the Codex playbook. Competition is good for developers.
https://x.com/Yuchenj_UW/status/2055349045556814029
The gap between what you can do on ChatGPT/Codex and Claude/Code/Cowork is closing, as Anthropic & OpenAI converge on a single experience. Google’s experiences are diverging: Studio & Gemini & Antigravity & the other Google AI apps are increasingly different. Which will win?
https://x.com/emollick/status/2056879946316886119
🧵(1/8) An @OpenAI internal reasoning LLM achieved an AI Math milestone: solving an open problem central to its mathematical subfield– in this case, the unit distance problem of discrete geometry. We came across it in a side quest to truly push our model on the hardest problems.
https://x.com/HongxunWu/status/2057176383106027567
Could an AI company lose control of its own agents? To find out, Anthropic, Google, Meta, and OpenAI let us (1) test their best internal models with CoT access, (2) review non-public info about capabilities, alignment, and control. The result: our first Frontier Risk Report.
https://x.com/METR_Evals/status/2056800023149760666
Industry-wide collaboration on content transparency tech is key to a trusted web. 🤝 We’re accelerating the momentum started with @NVIDIA and partnering with @OpenAI, Kakao, and @ElevenLabs to bring SynthID to their generative content — helping give everyone more helpful context
https://x.com/Google/status/2056787749965799508
a general-purpose model solved a major open problem in mathematics. we’ll be saying this a lot over the coming years, but this is a kinda big milestone. i’m very excited for AI to greatly extend our understanding of the world, but still, i have complicated feelings today.
https://x.com/sama/status/2057203171198636251
And, yes, our experiments used a mix of GPT-4 & GPT-4o (publishing takes awhile). I think we would see much larger results with more recent models, let alone recent agentic tools.
https://x.com/emollick/status/2056137281715556459
chatgpt has gotten soooo much better with the latest update. really proud of the team for this one.
https://x.com/sama/status/2056435834333934051
customers are increasingly asking us for certainty on capacity. as models get better, we expect that the world will be capacity-constrained for some time. we are offering discounted tokens for 1-3 year commits. (it also helps us plan, so hopefully a big win-win.)
https://x.com/sama/status/2056827105401614656
Greg Brockman Officially Takes Control of OpenAI’s Products in Latest Shake-Up | WIRED
https://www.wired.com/story/openai-reorg-greg-brockman-product/
three of the things we are most excited about: 1. AGI accelerating research 2. AGI accelerating companies 3. personal AGI accelerating everyone in achieving their goals today it was great to announce the unit distance result. yesterday it was great to announce that we are
https://x.com/sama/status/2057218997503086888
.@gwern saw AI scaling coming before almost anyone outside OpenAI. How was he able to predict this trend? He told me that his core idea was that intelligence is just compute, data, and parameters – no clever algorithm needed. He didn’t come to this view in a eureka moment. He
https://x.com/dwarkesh_sp/status/2056450047328628837
.@OpenAI’s Dev Experience Lead @reach_vb says that since the launch of the Codex app, they have grown to over 4M weekly active users who are sending 5x more messages: “”We have more than four million weekly active users who are using Codex.”” “”What we also observed is the average
https://x.com/etnshow/status/2055220392030278100
“Help me save money” is one of the core benefits people hope to get out of AI. With this launch we’re making this super easy. Similar to what we did for Health by letting you connect your health records, you can now do the same for financial records so ChatGPT can have the full
https://x.com/fidjissimo/status/2055384863155610068
Can coding agents do research? We release NanoGPT-Bench, an internal eval we’ve used to test agents on an AI R&D problem with months of human progress Codex, Claude Code, Autoresearch recover only 9.3% of human progress, mostly tuning hyperparams & ignoring algorithmic research
https://x.com/intology/status/2056764236668493868
Codex can now control other desktop devices via Computer Use
https://www.testingcatalog.com/openai-will-let-codex-control-other-desktop-devices-via-computer-use/
Codex is getting easier to automate and customize around your code. 🪝 Hooks customize the Codex loop with scripts that run at key points in a task: • Run validators before or after work • Scan prompts for secrets • Log conversations to internal systems • Create memories or
https://x.com/OpenAIDevs/status/2055032115964870838
Codex is now available in the ChatGPT app. Full access anywhere. Control your Mac from an iPhone. @OpenAI @ChatGPTapp @OpenAIDevs
https://x.com/PaulSolt/status/2055057277334208987
Codex is very good, but it is still a very “”developer coded”” interface for an everything app. And it continues the somewhat annoying AI perspective that non-coders are just not as competent and need stuff hidden from them, as opposed to requiring a different form of complexity.
https://x.com/emollick/status/2055295642038050988
Codex on iPad is so awesome. Managing sessions on both my Mac Mini and VPS. Coding on the iPad is finally here.
https://x.com/npew/status/2055131618789265779
Codex team is aware of reports of GPT-5.5 performing worse for some users and investigating. We don’t have anything conclusive yet and systems are healthy but we will share updates as we go.
https://x.com/thsottiaux/status/2055316274394300829
Come demo your Codex project at the first Paris Community meetup! May 29th, Paris 📍
https://x.com/borvibe/status/2055322241340960810
got telegram codex set up on my home server codex remote is 99% of the way there but i just want `PasswordAuthentication no` 🙁
https://x.com/itsclivetime/status/2055144998270824515
gotta say Codex is completely unrecognizable from 3 months ago. guys went extreme founder mode on this thing @gabrielchua was demoing this and i was like “you guys have agentic excel on mac”
https://x.com/swyx/status/2055494400252481687
GPT 5.5 found a truly novel bug, leading to one of my most insane reports ever. Passed prelim review in less than 10 minutes, doesn’t appear to be a duplicate. Can’t wait until I’m allowed to disclose it!
https://x.com/PhiloGroves/status/2055306952054395276
Honestly I’m still really impressed with the Codex app. It works reliably. It adds useful features consistently. It has taste. The mobile integration is awesome. The git integration is solid. If you haven’t used it yet, I highly recommend it.
https://x.com/theo/status/2056877107280752973
i am excited to see what will happen with tokenmaxxing startups, both for how they work internally and the products they can build. openai offered to invest $2M in tokens into every startup in the current yc batch. happy building!
https://x.com/sama/status/2056933166875857290
I’ve been testing Codex on mobile and it’s addictive Earlier today I was at a bar with my cofounders, we had an idea, and I literally asked Codex to build the website while I was still sitting there (Yes, I left my Mac lid open)
https://x.com/flavioAd/status/2055021982601605225
Introducing OpenAI Guaranteed Capacity: a new offering that enables customers to guarantee long-term access to OpenAI compute. We’ve made long-term investments in infrastructure, partnerships, and capacity planning to help customers scale reliably. Now, Guaranteed Capacity
https://x.com/OpenAI/status/2056823271774101907
It’s Codex Thursday, and yes, we have updates for you. First up: Appshots, a new way to bring the context of what you’re working on into Codex. On your Mac, press Command-Command to attach your app window to a Codex thread. Codex gets both a screenshot and text from the window,
https://x.com/OpenAIDevs/status/2057530207976989179
Last night the first Codex Community Meetup in London was 🔥 – by far the most fun event i’ve ever done. From a @romainhuet dm on Sunday night to a 1,000+ person waitlist in 4 days. 200+ Engineers in a room in Kings Cross, London nerding out about Goblins, Codex & AI. Live
https://x.com/Andy_AJT/status/2055297191128768576
Locked use”” for Codex incoming. Probably explains OpenAI’s image yesterday. “”Let Codex use your Mac while it’s locked””
https://x.com/kimmonismus/status/2055262250701574359
My colleagues wrote up a great post on using Goals in Codex. They go through when to use them, what changes when a Goal is active, and how to write Goals that give Codex a clear outcome, constraints and verification criteria. Also how we designed Goals at the architecture level
https://x.com/derrickcchoi/status/2056402681586188745
My laptop has become a “satellite device” since I started using Codex from my phone. And my Mac mini has become the “home.” It’s clunky, but the end state feels more like how we’re going to be working in the near future: I’m currently running the Codex app on 2 devices: 1. my
https://x.com/nickbaumann_/status/2055066537002725393
New Plugin: @Zoom is now available in Codex. Pull in a meeting transcript, ask Codex what happened, and turn the call into follow-up notes or next steps. What should we add next?
https://x.com/coreyching/status/2056422748763914274
Ollama now supports Codex app! To try it, update to the latest Ollama 0.24, and run: ollama launch codex-app Select an open model to use with Codex app! 🧵
https://x.com/ollama/status/2055100589428658462
OpenAI and Dell Technologies partner to bring Codex to hybrid and on-premises enterprise environments | OpenAI
https://openai.com/index/dell-codex-enterprise-partnership/
OpenAI Guaranteed Capacity | OpenAI
https://openai.com/business/guaranteed-capacity/
OpenAI kicked off the AI compute buildout in 2023. But today it uses ~10% of the world’s compute, and the top labs together are probably under half. In this week’s newsletter, @justjoshinyou13 discusses how much that share may change, and when it could hit a ceiling. 🧵
https://x.com/EpochAIResearch/status/2057499893854536185
OpenAI released Codex Mobile App Directly on ChatGPT Here’s everything you need to know: 1. How to set it up 2. How to fully vibecode from Codex Mobile 3. How to control your computer with Codex Mobile 00:00 Setting Up Codex Mobile on @ChatGPTapp 02:15 Changing Settings –
https://x.com/rileybrown/status/2055093278161428726
Share plugins in Codex across teams. Teams can now distribute custom plugins, reuse internal tools, and manage what’s available across their workspace. Available now to Business users. Enterprises can reach out to enable early access.
https://x.com/OpenAIDevs/status/2057530212339097994
so much joy in asking codex for random questions at work (such as finding some specific spreadsheet i’d been looking at a while ago), much more fun than searching around for context by hand
https://x.com/gdb/status/2056139383330513237
The latest CodexBar update renders API costs wayyyy nicer.
https://x.com/steipete/status/2055346265869721905
This result points to something larger: AI systems are becoming capable of holding together long, difficult chains of reasoning, connecting ideas across distant fields, and surfacing paths researchers may not have explored. We believe those same abilities will soon accelerate
https://x.com/OpenAI/status/2057176204541866087
This seems interesting if it checks out. There was more than one prompt, but the level of human interaction was small. Also, GPT-5.5 was told not to do a web search. I don’t know how reliably it obeys such instructions, but it seems to discover the proof rather than knowing it.
https://x.com/wtgowers/status/2057536069218742518
To bring Codex to Windows, we had to answer a hard question: how do you let coding agents stay useful without forcing developers to choose between constant approval prompts and full machine access? Here’s how we built the Windows sandbox for Codex:
https://x.com/OpenAIDevs/status/2054735161166819377
Try
https://t.co/8xIcXuojse on one of your repos and let codex work its magic. It’s amazing at uncovering bugs you didn’t know you had.
https://x.com/steipete/status/2055657966515155293
use this Codex prompt to automate things you do repetitively during the day: “”Look through my Chronicle memories and check for workflows that i’m repeating multiple times. Turn them into skills.””
https://x.com/kr0der/status/2055544541500063782
Using Goals in Codex
https://developers.openai.com/cookbook/examples/codex/using_goals_in_codex
We’re having way too much fun working through your feedback. (Please, keep it coming.) Keyboard shortcuts are now customizable. Set Codex up around how you actually work, then tweak shortcuts from settings instead of adapting to our defaults.
https://x.com/OpenAIDevs/status/2055717793841221796
We’ve improved Analytics in Codex for businesses and enterprises. Get more detailed breakdowns of: – Active users – Credits – Tokens – Runs – User leaderboards – Lines of code generated – Plugin usage + updates to the Analytics API so teams can better understand how Codex is
https://x.com/OpenAIDevs/status/2057530213974814844
Work with Codex from anywhere | OpenAI
https://openai.com/index/work-with-codex-from-anywhere/
yesterday we had full house at our Codex community afterwork 🇵🇹 it was little over 100 builders thats came to our office to listen to 3 community demos and a panel focused on why people are going for Codex. it was good vibes and many good conversations during the evening. we
https://x.com/TimHaldorsson/status/2055206416747507785
You can now run MagicPath as a native canvas inside Codex to design and build functional apps. It’s pretty incredible. Here’s how to do it 👇
https://x.com/skirano/status/2055364115560878480
You’ve been asking for this one… Now in preview: Codex in the ChatGPT mobile app. Start new work, review outputs, steer execution, and approve next steps, all from the ChatGPT mobile app. Codex will keep running on your laptop, Mac mini, or devbox.
https://x.com/OpenAI/status/2055016850849993072
Your laptop can stay home. Work with Codex from the ChatGPT mobile app, answer questions on the go, and pick up the same thread later from your computer.
https://x.com/OpenAIDevs/status/2057142816497906045
Your Mac can hold down the fort while you work from your phone. Enable remote connection in the Codex desktop app, then turn on “Keep this Mac awake.” When your Mac is powered on and plugged in, Codex can keep running there while you work from the ChatGPT mobile app.
https://x.com/OpenAIDevs/status/2056442456800141424
Continual learning is bottlenecked by realistic evaluations Introducing FutureSim, which replays real-world events in the temporal order they occurred We benchmark frontier agents at updating predictions about how our world evolves, in native harnesses like Codex, Claude Code
https://x.com/ShashwatGoel7/status/2055336064378720412
OpenAI Buys AI Voice Startup Weights — The Information
https://www.theinformation.com/briefings/openai-buys-audio-startup-weights
OpenAI Quietly Bought Voice-Cloning Startup Weights.gg
https://www.implicator.ai/openai-quietly-bought-voice-cloning-startup-weights-gg-then-folded-the-team/
A mic drop moment @ycombinator tonight @sama just offered $2M in OpenAI tokens to EVERY YC startup in the current batch in exchange for equity Just like Yuri Milner offering to invest in every startup back when Sam was a YC partner I can’t wait to see what’s unlocked when you
https://x.com/bosmeny/status/2056914385814401238
1/ Ten months ago, I was ecstatic that AI could win IMO gold. Today, that excitement feels quaint: an internal @OpenAI model has refuted Erdos’s unit distance conjecture–a research result that one could recommend “acceptance without any hesitation” to the Annals of Mathematics.
https://x.com/alexwei_/status/2057182873208369485
Did we ever learn what model won gold at the IMO from OpenAI? It was a year ago and it was called an unreleased internal general purpose model back then. Has GPT-5.5 Pro Extended caught up with whatever it was?
https://x.com/emollick/status/2057196459259301933
So OpenAI literally kill*d many fintech startups today OpenAI launched a personal finance feature in ChatGPT for Pro users in the US. You connect your bank accounts via Plaid, get a spending dashboard, and can ask GPT-5.5 questions grounded in your actual transaction data –
https://x.com/kimmonismus/status/2055320528198521041
OpenAI seals deal in Malta to give all Maltese access to ChatGPT Plus | Reuters
https://www.reuters.com/business/openai-seals-deal-malta-give-all-maltese-access-chatgpt-plus-2026-05-16/?taid=6a0882f19139890001bacbea
Been using @sveltejs for a few projects lately, it’s quite a nice alternative to React, fewer gotchas and complexity and Codex handles it really well.
https://x.com/steipete/status/2055402519841411165
built a new feature into discrawl (store media), codex said it’s done, then I used my codex review skill…
https://x.com/steipete/status/2055203470941061600
OpenClaw 2026.5.12 🦞 🧠 OpenAI setup defaults to Codex login 🛟 Runtime fallbacks + stalled-stream recovery 📬 Telegram polling survives stalls ⚡ Leaner installs, faster startup paths Faster, calmer, harder to wedge.
https://x.com/openclaw/status/2055013211473154309
People freaking out over my AI spend. What nobody sees: Part of what excites me so much about working on OpenClaw is that I’m trying to answer the question: How would we build software in the future if tokens don’t matter? We constant run ~100 codex in the cloud, reviewing
https://x.com/steipete/status/2055405041843052792
This is a game changer. With codex autoreview and crabbox I can now go from issue to fix almost fully automated. (yes it does burn lots of tokens)
https://x.com/steipete/status/2055178254877700450
We’re adding new ways for people to identify AI-generated images and understand where they came from. In addition to C2PA Content Credentials, images now also contain a SynthID watermark, and can be identified using a public verification tool to check whether an image was made
https://x.com/OpenAI/status/2056793648571011232
Building a safe, effective sandbox to enable Codex on Windows | OpenAI
https://openai.com/index/building-codex-windows-sandbox/
OpenAI And 1Password Bring Agentic Security To Codex
https://www.forbes.com/sites/timkeary/2026/05/19/openai-and-1password-bring-password-security-to-codex/
OpenAI announces new Guaranteed Capacity offering for customers to secure compute
https://www.cnbc.com/2026/05/19/openai-announces-new-guaranteed-capacity-offering-for-customers-to-secure-compute.html
Proud to see our work on agent security @openai highlighted in Forbes. Securing AI agents means bringing identity, credential, and access controls directly into the developer workflow, and Codex is a major step in that direction.
https://x.com/ithilgore/status/2056793901495947432
Some personal news: I’ve started a new AI safety standards org, and our first two standards are out today. We’re called Guidelight, co-founded with fellow ex-OpenAI safety researcher, Page Hedley. (1/n)
https://x.com/sjgadler/status/2056762703033807068
OpenAI partners with Cerebras | OpenAI
https://openai.com/index/cerebras-partnership/
OpenAI to spend more than $20 billion on Cerebras chips, receive stake, The Information reports | Reuters
https://www.reuters.com/technology/openai-spend-more-than-20-billion-cerebras-chips-receive-equity-stake-2026-04-17/
OpenAI seals deal in Malta to give all Maltese access to ChatGPT Plus
https://x.com/Reuters/status/2055660819082252656
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