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OpenAI reports an internal reasoning model produced new constructions for Erdős's planar unit distance problem that achieve super-linear scaling and refute the 1946 conjecture

Christian SzegedyCS#43|@CHRSZEGEDY
Eric JangEJ#36|@ERICJANG11
Noam BrownNB#31|@POLYNOAMIAL
Nando de FreitasND#29|@NANDODF
Greg BrockmanGB#19|@GDB
+42 more
#1 COMMENTS

Trump administration closes loophole that allowed O-1 visa holders including advanced researchers at OpenAI to remain in the US during green card applications

Kim-Mai CutlerKC#1670|@KIMMAICUTLER
Beff (e/acc)B(#839|@BEFFJEZOS
Reid HoffmanRH#373|@REIDHOFFMAN
roonRO#59|@TSZZL
Andrew NgAN#9|@ANDREWYNG
+1 more
#1 LIKED
18.7k

DeepSeek makes its 75% discount on the DeepSeek-V4-Pro API permanent, keeping rates at one-quarter of prior levels for input and output tokens beyond the prior May 31, 2026 cutoff.

kacheKA#488|@YACINEMTB
elvisEL#475|@OMARSAR0
Yuchen JinYJ#427|@YUCHENJ_UW
Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)T(#420|@TEORTAXESTEX
Delip Rao e/σDR#103|@DELIPRAO
+5 more
#1 BOOKMARKED
4.8k

Reiner Pope builds a multiply-accumulate unit from logic gates and covers systolic arrays, FPGAs, ASICs, and brain architecture in a timestamped blackboard lecture

Mahesh SathiamoorthyMS#1005|@MADIATOR
Lisan al GaibLA#980|@SCALING01
kacheKA#488|@YACINEMTB
Sholto DouglasSD#94|@_SHOLTODOUGLAS
Dwarkesh PatelDP#70|@DWARKESH_SP
+1 more

Top Stories

Posts:—|Clusters:—|Next Crawl:—
10

DeepSeek makes its 75% discount on the DeepSeek-V4-Pro API permanent, keeping rates at one-quarter of prior levels for input and output tokens beyond the prior May 31, 2026 cutoff. — The 1.6-trillion-parameter model offers 1M-token context and fixed per-million pricing.

12h|2.6M#1LIKED18.7k3.8k
Deli ChenDC#1523|@VICTOR207755822
ZephyrZE#1497|@ZEPHYR_Z9
Chubby♨️CH#1496|@KIMMONISMUS
Ben (no treats)B(#982|@ANDERSONBCDEFG
Lisan al GaibLA#980|@SCALING01
kacheKA#488|@YACINEMTB
elvisEL#475|@OMARSAR0
Yuchen JinYJ#427|@YUCHENJ_UW
Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)T(#420|@TEORTAXESTEX
Delip Rao e/σDR#103|@DELIPRAO
Sheing NgSN1
20

Elizabeth Barnes, AI safety researcher and founder/CEO of METR, says development is likely on track for AI systems capable of causing human extinction or permanent disempowerment possibly within the next few years — Gary Marcus quoted the post in full agreement.

9h|274k1.8k195
Garrison Lovely is in DCGL#1984|@GARRISONLOVELY
Nathan is in Berkeley 🔎NI#1902|@NATHANPMYOUNG
Max NadeauMN#1767|@MAXNADEAU_
Timothy B. LeeTB#1556|@BINARYBITS
Matthew BarnettMB#1343|@MATTHEWJBAR
PrakashPR#1332|@8TEAPI
Elizabeth BarnesEB#1325|@BETHMAYBARNES
TaelinTA#1047|@VICTORTAELIN
Tamay BesirogluTB#699|@TAMAYBES
Evan HubingerEH#558|@EVANHUB
Gary MarcusGM#153|@GARYMARCUS
roonRO#59|@TSZZL
31

Anthropic releases initial Project Glasswing report showing its unreleased Mythos Preview models found over 10,000 vulnerabilities and blocked a $1.5 million fraud attempt while outperforming GPT-5.5 on exploit benchmarks — Anthropic will expand access to more US and allied government partners first.

6h|1.1M6.8k1.1k
Florian BrandFB#1153|@XEOPHON
TaelinTA#1047|@VICTORTAELIN
Lisan al GaibLA#980|@SCALING01
Brendan Dolan-GavittBD#812|@MOYIX
Ravid Shwartz ZivRS#612|@ZIV_RAVID
Aaron LevieAL#562|@LEVIE
Andrew CurranAC#517|@ANDREWCURRAN_
41

Trump administration closes loophole that allowed O-1 visa holders including advanced researchers at OpenAI to remain in the US during green card applications — Applicants must now pursue consular processing abroad with years-long waits.

8h|1.2M12.4k948#1COMMENTS3.4k
MOST NEGATIVE526
Anshul KundajeAK#1675|@ANSHULKUNDAJE
Kim-Mai CutlerKC#1670|@KIMMAICUTLER
Beff (e/acc)B(#839|@BEFFJEZOS
Reid HoffmanRH#373|@REIDHOFFMAN
roonRO#59|@TSZZL
Andrew NgAN#9|@ANDREWYNG
50

Reiner Pope builds a multiply-accumulate unit from logic gates and covers systolic arrays, FPGAs, ASICs, and brain architecture in a timestamped blackboard lecture — Dwarkesh Patel shared the lecture spanning 0:00:00 to 1:11:49.

9h|560.5k5.1k#1BOOKMARKED4.8k
rohitRO#1220|@KRISHNANROHIT
Mahesh SathiamoorthyMS#1005|@MADIATOR
Lisan al GaibLA#980|@SCALING01
kacheKA#488|@YACINEMTB
Sholto DouglasSD#94|@_SHOLTODOUGLAS
Dwarkesh PatelDP#70|@DWARKESH_SP
New github stars (48hrs)
manaflow-ai/cmux17.7k6h

Integrates Ghostty into a macOS terminal with vertical tabs, sidebar metadata, OSC notifications, and in-app browser for AI coding agents.

Peter Steinberger 🦞PS495
Jack MorrisJM203
will brownWB339
60

Elizabeth Barnes, METR founder and CEO, says experts are not on top of the AI situation and that assumptions of control from outside the field do not hold — Nate Soares quoted and supported the post on AI oversight gaps

9h|156.6k1.4k309
Nate Soares ⏹️NS#1981|@SO8RES
Daniel Eth (yes, Eth is my actual last name)DE#1943|@DANIEL_271828
🍓🍓🍓🍓🍓#1711|@IRULETHEWORLDMO
Seán Ó hÉigeartaighSÓ#1457|@S_OHEIGEARTAIGH
Lennart HeimLH#1355|@OHLENNART
Elizabeth BarnesEB#1325|@BETHMAYBARNES
Jeffrey LadishJL#1170|@JEFFLADISH
Ryan GreenblattRG#961|@RYANPGREENBLATT
Miles BrundageMB#20|@MILES_BRUNDAGE
70

Thomas Dimson, who worked on OpenAI's Sora video generation model, announced his departure from the company after 1,000 days. — Dimson previously authored Instagram's core recommendation algorithms and founded Global Illumination.

8h|195.9k66170
Yash PatilYP#1252|@YPATIL125
Brydon EastmanBE#1250|@BRHYDON
Michelle PokrassMP#1171|@MICHPOKRASS
Nick TurleyNT#1004|@NICKATURLEY
gabrielGA#710|@GABRIEL1
Simo RyuSR#604|@CLONEOFSIMO
Kevin Weil 🇺🇸KW#451|@KEVINWEIL
will depueWD#254|@WILLDEPUE
KarinaKA#207|@KARINANGUYEN
80

MIT CSAIL PhD student Ryan Bahlous-Boldi introduces Vector Policy Optimization, a reinforcement learning method that maximizes vector-valued rewards to preserve distinct objectives in LLM post-training — VPO raises pass@k scores on LiveCodeBench over GRPO baselines.

10h|130.6k1.1k878
Sebastian RisiSR#1417|@RISI1979
Taylor W. KillianTW#1154|@TW_KILLIAN
Soheil FeiziSF#962|@FEIZISOHEIL
Laura RuisLR#802|@LAURARUIS
Han GuoHG#740|@HANGUO97
Omar KhattabOK#160|@LATEINTERACTION
90

Antigravity releases UI and connectivity updates to version 2.0 that highlight the Open IDE button and add instructions for connecting to the IDE on Windows machines — New releases fix Windows IDE issues and reset weekly usage limits.

6h|151.2k2.4k227
Varun MohanVM#1144|@_MOHANSOLO
Philipp SchmidPS#934|@_PHILSCHMID
👩‍💻 Paige Bailey👩‍💻P#271|@DYNAMICWEBPAIGE
Logan KilpatrickLK#90|@OFFICIALLOGANK
Demis HassabisDH#5|@DEMISHASSABIS
100

Hyperagent from the team behind Airtable launches a cloud platform for autonomous AI agents that accumulate skills across sessions and offers $10 million in credits to 500 founders — Platform already runs in 80 percent of Fortune 100 companies.

11h|9M6.2k4.4k
Carlos E. PerezCE#1598|@INTUITMACHINE
Chubby♨️CH#1496|@KIMMONISMUS
YoheiYO#1234|@YOHEINAKAJIMA
110

Google tests experimental Gemma 4 app running fully offline on Pixel hardware with prototype glasses in remote wilderness without connectivity — Google Gemma and DeepMind engineers shared the demonstration online.

8h|43.1k864241
𝚟𝚒𝚎 ⟢𝚟⟢#1753|@VIEMCCOY
Olivier BachemOB#1188|@OLIVIERBACHEM
Herbie BradleyHB#1022|@HERBIEBRADLEY
Omar SansevieroOS#490|@OSANSEVIERO
👩‍💻 Paige Bailey👩‍💻P#271|@DYNAMICWEBPAIGE
120

Gemini Omni performed native video edits on the 1896 Lumiere film of a steam train, converting it into versions with a bullet train, LEGO styling, Muppets, and a time traveler while preserving reflections. — Wharton associate professor Ethan Mollick shared the 56-second example.

8h|122.6k1.7k471
fofrFO#1996|@FOFRAI
Nataniel RuizNR#1562|@NATANIELRUIZG
👩‍💻 Paige Bailey👩‍💻P#271|@DYNAMICWEBPAIGE
Ethan MollickEM#175|@EMOLLICK
134

Researchers dispute Reflection AI's positioning as America's open source AI lab citing its empty model repository with zero public releases — Repository shows no models datasets or code after years of operation.

9h|37.3k92937
FASTEST CLIMBING+4
Cameron R. Wolfe, Ph.D.CR#1444|@CWOLFERESEARCH
Joseph Suarez 🐡JS#1251|@JSUAREZ
vikVI#1195|@VIKHYATK
Cody BlakeneyCB#999|@CODE_STAR
Armen AghajanyanAA#436|@ARMENAGHA
Miles BrundageMB#20|@MILES_BRUNDAGE
141

Anjney Midha, founder of AMP PBC, recommends AI labs require teams to read Edward R. Tufte’s “The Visual Display of Quantitative Information” before releasing charts — Replies propose training AI models on the same principles.

12h|76.6k892770
Stefania DrugaSD#1163|@STEFANIA_DRUGA
Anjney MidhaAM#527|@ANJNEYMIDHA
will brownWB#339|@WILLCCBB
roonRO#59|@TSZZL
151

Grok Build, an AI tool for web development, entered early beta with updates improving aesthetics and functionality plus plans for a recursive self-improvement loop — Boyuan Zheng posted the announcement, which Elon Musk quote-tweeted.

4h|#1VIEWS10.9M15.2k549
Yu SuYS#383|@YSU_NLP
Elon MuskEM#76|@ELONMUSK
161

DHH says GPT-5.5 shows substantial gains on complicated agent work, reversing version 5.2's lag behind Opus and marking a recovery for OpenAI amid rising competition — Jason Liu quote-tweeted the post and Adam.GPT reposted it.

5h|141.1k2.4k163
Vaibhav (VB) SrivastavV(#1853|@REACH_VB
jasonJA#929|@JXNLCO
kacheKA#488|@YACINEMTB
171

Google's AI Overview responds to single-word verb queries such as 'disregard' and 'ignore' with command acknowledgments like 'Message received! Consider it forgotten — The pattern appeared in multiple X posts and a TechCrunch report.

9h|859.8k12.5k1.2k
Pasquale MinerviniPM#713|@PMINERVINI
Delip Rao e/σDR#103|@DELIPRAO
180

Meta reassigns more than 1,000 software engineers from advertising teams into data labeling roles for AI model training ahead of expected layoffs — Some teams shifted 20-40 percent of developers to annotation work.

8h|152.6k606155
Minh Nhat NguyenMN#1179|@MENHGUIN
Chris PaxtonCP#732|@CHRIS_J_PAXTON
kacheKA#488|@YACINEMTB
190

Anthropic co-founder Jack Clark says AI systems will contribute to a Nobel Prize-winning discovery within 12 months and design their own successors by the end of 2028 — He also forecasts AI-run companies generating millions in revenue within 18 months.

9h|97.5k1.1k285
Super DarioSD#1776|@INDUCTIONHEADS
Chubby♨️CH#1496|@KIMMONISMUS
Andrew CurranAC#517|@ANDREWCURRAN_
200

OpenAI maintains a GitHub repository at openai/skills that supplies extensions for its Codex coding tool and enables automatic capability detection from targeted prompts — Jason Liu on the Codex team outlined the installation process.

12h|84.7k1k1k
Nick DobosND#1894|@NICKADOBOS
jasonJA#929|@JXNLCO

Rising Stories

  1. Industry4H AGO
    DeepSeek hires ex-Jane Street quant to lead AI agent team
    kacheKA#488|@YACINEMTB
    Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)T(#420|@TEORTAXESTEX
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  2. Developer Tools6H AGO
    Cursor releases SDK for custom AI agents with Composer 2.5
    eric zakariassonEZ#1965|@ERICZAKARIASSON
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    39929.7k
  3. Industry1H AGO
    Andrej Karpathy moves to Anthropic as All-In Podcast examines implications
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  4. Research5H AGO
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    Tibo Sottiaux, OpenAI Codex lead, posts master plan for weekly model releases
    TiboTI#768|@THSOTTIAUX
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Github Stars

(7 days)
  1. manaflow-ai/cmux6H AGO AGO

    Integrates Ghostty into a macOS terminal with vertical tabs, sidebar metadata, OSC notifications, and in-app browser for AI coding agents.

    Peter Steinberger 🦞PS495
    Jack MorrisJM203
    will brownWB339
    17.7k stars
  2. …-group/InferenceBench2D AGO AGO

    Evaluates autonomous AI agents optimizing LLM serving like vLLM in open-ended scenarios with quality and integrity gates.

    Rulin ShaoRS1224
    Maksym AndriushchenkoMA1066
    16 stars
  3. sapientinc/HRM-Text3D AGO AGO

    Pretrains 1B HRM text models with hierarchical reasoning, task completion, and low-compute PrefixLM training.

    TaelinTA1047
    Vincent WeisserVW707
    565 stars
  4. earendil-works/pi4D AGO AGO

    Provides AI agent toolkit with coding CLI, unified LLM API, TUI/web UI libs and Slack bot support.

    sarah guoSG219
    Tri DaoTD84
    52.9k stars
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Yesterday's Top Stories, May 21, 2026.

Posts: 3,852|Clusters: 1,099|Stories frozen at midnight PT
10

OpenAI reports an internal reasoning model produced new constructions for Erdős's planar unit distance problem that achieve super-linear scaling and refute the 1946 conjecture — The output qualifies for submission to the Annals of Mathematics.

1d|3.5M20.5k4.5k
Daniel Eth (yes, Eth is my actual last name)DE#1943|@DANIEL_271828
Vaibhav (VB) SrivastavV(#1853|@REACH_VB
Luca AmbrogioniLA#1822|@LUCAAMB
Super DarioSD#1776|@INDUCTIONHEADS
Konstantin MishchenkoKM#1644|@KONSTMISH
Bindu ReddyBR#1622|@BINDUREDDY
Jason WolfeJW#1609|@W01FE
Michiel BakkerMB#1555|@BAKKERMICHIEL
gavin leech (Non-Reasoning)GL#1480|@GLEECH
Zhihong ShaoZS#1425|@ZHS05232838
Aran NayebiAN#1409|@ARAN_NAYEBI
bilalBI#1402|@BILALTWOVEC
Alex VolkovAV#1245|@ALTRYNE
Rob WiblinRW#1115|@ROBERTWIBLIN
TaelinTA#1047|@VICTORTAELIN
Lukas BiewaldLB#1044|@L2K
Rohan PaulRP#1032|@ROHANPAUL_AI
DanielDA#927|@GROWING_DANIEL
Alexander DoriaAD#867|@DORIALEXANDER
Beff (e/acc)B(#839|@BEFFJEZOS
You JiachengYJ#826|@YOUJIACHENG
LishaLI#761|@LISHALI88
Chris PaxtonCP#732|@CHRIS_J_PAXTON
elieEL#716|@ELIEBAKOUCH
Pasquale MinerviniPM#713|@PMINERVINI
Bojan TunguzBT#687|@TUNGUZ
Yo ShavitYS#638|@YONASHAV
Chenhao TanCT#570|@CHENHAOTAN
kacheKA#488|@YACINEMTB
Sang Michael XieSM#487|@SANGMICHAELXIE
davidad 🎇D🎇#458|@DAVIDAD
Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)T(#420|@TEORTAXESTEX
Yu BaiYB#406|@YUBAI01
will depueWD#254|@WILLDEPUE
Andreas Kirsch 🇺🇦AK#228|@BLACKHC
Dimitris PapailiopoulosDP#197|@DIMITRISPAPAIL
EmadEM#167|@EMOSTAQUE
Taco CohenTC#120|@TACOCOHEN
Delip Rao e/σDR#103|@DELIPRAO
(((ل()(ل() 'yoav))))👾('#92|@YOAVGO
Mark ChenMC#71|@MARKCHEN90
Sebastien BubeckSB#51|@SEBASTIENBUBECK
Christian SzegedyCS#43|@CHRSZEGEDY
Eric JangEJ#36|@ERICJANG11
Noam BrownNB#31|@POLYNOAMIAL
Nando de FreitasND#29|@NANDODF
Greg BrockmanGB#19|@GDB
Sheing NgSNJustin MezzellJM3
20

OpenAI solved the unit distance problem in mathematics, prompting discussion on whether the work used informal chain-of-thought reasoning or neurosymbolic tools such as Lean — Attention now turns to AI progress in social science domains.

4d|191.6k3k243
Luca AmbrogioniLA#1822|@LUCAAMB
Samuel Hammond 🦉SH#1488|@HAMANDCHEESE
Shubhendu TrivediST#1446|@_ONIONESQUE
PrakashPR#1332|@8TEAPI
Lisan al GaibLA#980|@SCALING01
Beff (e/acc)B(#839|@BEFFJEZOS
Adrien EcoffetAE#719|@ADRIENLE
Bojan TunguzBT#687|@TUNGUZ
Joscha BachJB#671|@PLINZ
Ravid Shwartz ZivRS#612|@ZIV_RAVID
Simo RyuSR#604|@CLONEOFSIMO
Dileep GeorgeDG#590|@DILEEPLEARNING
Zachary NadoZN#537|@ZACHARYNADO
Andrew CurranAC#517|@ANDREWCURRAN_
Leo GaoLG#290|@NABLA_THETA
Gary MarcusGM#153|@GARYMARCUS
Jakob FoersterJF#139|@J_FOERST
Delip Rao e/σDR#103|@DELIPRAO
(((ل()(ل() 'yoav))))👾('#92|@YOAVGO
roonRO#59|@TSZZL
Christian SzegedyCS#43|@CHRSZEGEDY
Noam BrownNB#31|@POLYNOAMIAL
Miles BrundageMB#20|@MILES_BRUNDAGE
30

Modal raises $355 million in Series C funding at a $4.65 billion valuation led by General Catalyst and Redpoint after crossing $200 million in annual recurring revenue — Its platform powers AI training, inference, and sandbox workloads for Anthropic, Meta, and others.

1d|901.3k2.8k423
alex peysakhovichAP#1703|@ALEX_PEYS
Josh WolfeJW#1539|@WOLFEJOSH
Phil ChenPC#1468|@PHILHCHEN
Ben HamnerBH#1398|@BENHAMNER
Jay HackJH#1281|@MATHEMAGIC1AN
Hamel HusainHH#1277|@HAMELHUSAIN
Yash PatilYP#1252|@YPATIL125
Greg KamradtGK#1182|@GREGKAMRADT
Lukas BiewaldLB#1044|@L2K
Ben (no treats)B(#982|@ANDERSONBCDEFG
Charles 🎉 Frye @ MLSysC🎉#863|@CHARLES_IRL
Erik BernhardssonEB#746|@BERNHARDSSON
Sarah CatanzaroSC#733|@SARAHCAT21
Jerry LiuJL#677|@JERRYJLIU0
Chenhao TanCT#570|@CHENHAOTAN
DeedyDE#374|@DEEDYDAS
👩‍💻 Paige Bailey👩‍💻P#271|@DYNAMICWEBPAIGE
swyxSW#214|@SWYX
clem 🤗C🤗#68|@CLEMENTDELANGUE
Sasha RushSR#23|@SRUSH_NLP
40

Microsoft canceled its internal licenses for Anthropic's Claude Code after token-based billing made costs unsustainable even with unlimited Azure resources — Uber exhausted its full 2026 AI budget in four months.

12h|4.7M16.2k#1BOOKMARKED8.9k
Daniel JeffriesDJ#1988|@DAN_JEFFRIES1
Alex ImasAI#1777|@ALEXOLEGIMAS
Zvi MowshowitzZM#918|@THEZVI
Bojan TunguzBT#687|@TUNGUZ
Subbarao Kambhampati (కంభంపాటి సుబ్బారావు)SK#657|@RAO2Z
Aaron LevieAL#562|@LEVIE
Yaroslav BulatovYB#522|@YAROSLAVVB
Gary MarcusGM#153|@GARYMARCUS
Thomas WolfTW#17|@THOM_WOLF
Sheing NgSN1
50

Alibaba's Qwen releases Qwen3.7-Max closed-weights model that sustains 35-hour autonomous kernel optimization runs with over 1,000 tool calls and scores 56.6 on the Artificial Analysis Intelligence Index — Qwen3.7-Max supports 1 million token context via Together AI.

21h|853.3k7k1.3k
Chujie ZhengCZ#1946|@CHUJIEZHENG
Super DarioSD#1776|@INDUCTIONHEADS
ZephyrZE#1497|@ZEPHYR_Z9
Chubby♨️CH#1496|@KIMMONISMUS
Florian BrandFB#1153|@XEOPHON
Rohan PaulRP#1032|@ROHANPAUL_AI
Lisan al GaibLA#980|@SCALING01
Andrew CurranAC#517|@ANDREWCURRAN_
Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)T(#420|@TEORTAXESTEX
Teknium 🪽T🪽#259|@TEKNIUM
Jeremy HowardJH#40|@JEREMYPHOWARD
Kevin RoseKR1
60

Cursor releases Composer 2.5 coding agent scoring 62 on the Artificial Analysis index while posting 10 to 60 times lower costs than Claude Opus 4.7 and GPT-5.5 — Internal test routed all company chats to the model for two days.

3d|7.1M19.6k2.1k
eric zakariassonEZ#1965|@ERICZAKARIASSON
🍓🍓🍓🍓🍓#1711|@IRULETHEWORLDMO
Chubby♨️CH#1496|@KIMMONISMUS
Lewis TunstallLT#950|@_LEWTUN
Beff (e/acc)B(#839|@BEFFJEZOS
elieEL#716|@ELIEBAKOUCH
Rishabh AgarwalRA#196|@AGARWL_
Elon MuskEM#76|@ELONMUSK
Kevin RoseKRSheing NgSN3
70

Sam Altman, OpenAI co-founder and CEO, asks what problem people most hope AI will solve in the future — Replies suggest curing diseases and automating research.

6h|1.5M9.6k1.1k
Matthew BermanMB#1759|@MATTHEWBERMAN
Chubby♨️CH#1496|@KIMMONISMUS
Neil ChowdhuryNC#1319|@CHOWDHURYNEIL
Shital ShahSS#1073|@SYTELUS
TaelinTA#1047|@VICTORTAELIN
Beff (e/acc)B(#839|@BEFFJEZOS
Jimmy Apples 🍎/accJA#837|@APPLES_JIMMY
kacheKA#488|@YACINEMTB
Tanishq Mathew Abraham, Ph.D.TM#359|@ISCIENCELUVR
Sam AltmanSA#8|@SAMA
Sheing NgSN1
80

Turbopuffer reached a $100 million annual run rate in March, 19 months after hitting the $1 million mark, while remaining profitable on less than $1 million in total funding — Its object storage database first powered Cursor and now serves Anthropic and Notion.

16h|1.5M6.2k1.7k
ben hylakBH#1941|@BENHYLAK
Sarah WangSW#1814|@SARAHDINGWANG
Lachy GroomLG#1030|@LACHYGROOM
Cody BlakeneyCB#999|@CODE_STAR
jasonJA#929|@JXNLCO
Erik BernhardssonEB#746|@BERNHARDSSON
kacheKA#488|@YACINEMTB
Kevin RoseKR1
90

Stanford researchers release paper 'A Bitter Lesson for Data Filtering' showing large models improve without data filtering in high-compute data-scarce regimes — Work targets abundant compute and limited data pretraining scenarios.

14h|148k1.2k765
Anshul KundajeAK#1675|@ANSHULKUNDAJE
Jiaxin WenJW#1460|@JIAXINWEN22
Zihan "Zenus" WangZ"#1381|@WZENUS
Ashwinee PandaAP#1365|@PANDAASHWINEE
Shital ShahSS#1073|@SYTELUS
CLSCL#442|@CHENGLEISI
Xiao MaXM#437|@INFOXIAO
Xin Eric Wang (hiring postdoc)XE#417|@XWANG_LK
Tatsunori HashimotoTH#231|@TATSU_HASHIMOTO
Michael BronsteinMB#199|@MMBRONSTEIN
Saining XieSX#158|@SAININGXIE
Lucas Beyer (bl16)LB#55|@GIFFMANA
Kevin RoseKR1
100

Dan Shipper's analysis of Every finds the company automated nearly all feasible tasks with AI agents yet grew its human workforce from 4 to 30 employees since GPT-3 — Report projects stronger effects as AI systems advance.

13h|784.8k1.6k2.5k
Daniel JeffriesDJ#1988|@DAN_JEFFRIES1
Matthew BermanMB#1759|@MATTHEWBERMAN
Dan Shipper 📧DS#1410|@DANSHIPPER
Lenny RachitskyLR#1176|@LENNYSAN
Sheing NgSN1
110

ClickUp announces 22% workforce reduction to restructure around a 100x AI-driven organization with AI-centric workflows — CEO DJ Curfew says the business has never been stronger.

12h|974.3k2.4k1.2k
Nick DobosND#1894|@NICKADOBOS
Amir-massoud FarahmandAF#1429|@SOLOGEN
Jay HackJH#1281|@MATHEMAGIC1AN
Lenny RachitskyLR#1176|@LENNYSAN
@jason@J#1061|@JASON
Bojan TunguzBT#687|@TUNGUZ
Ravid Shwartz ZivRS#612|@ZIV_RAVID
Jeremy HowardJH#40|@JEREMYPHOWARD
120

Google's Gemini 3.5 Flash model scores 47.1 percent on the APEX-Agents AA leaderboard to take first place, surpassing GPT-5.5 by nearly 10 points. — It also delivers four times higher output token speed than Gemini 3.1 Pro.

3d|499.9k2.8k258
Brendan (can/do)B(#1990|@BRENDANFOODY
Nataniel RuizNR#1562|@NATANIELRUIZG
Florian BrandFB#1153|@XEOPHON
Mike KnoopMK#1139|@MIKEKNOOP
Lisan al GaibLA#980|@SCALING01
Bojan TunguzBT#687|@TUNGUZ
Swaroop MishraSM#530|@SWAROOPRM7
davidad 🎇D🎇#458|@DAVIDAD
Logan KilpatrickLK#90|@OFFICIALLOGANK
Lucas Beyer (bl16)LB#55|@GIFFMANA
Koncep.toKOMatt RiceMR4
130

Cursor, the AI code editor from Anysphere, doubles usage limits for the next month for new users invited onto its Teams plan — CEO Michael Truell announced the offer on X alongside new feature references.

14h|#1VIEWS97.2M#1LIKED23.7k1.2k
Ryo LuRL#1733|@RYOLU_
@jason@J#1061|@JASON
Michael TruellMT#506|@MNTRUELL
Elon MuskEM#76|@ELONMUSK
Kevin RoseKRSheing NgSN2
140

GoodfireAI shares research showing sparse autoencoders tile and shatter curved neural manifolds in large models rather than linear directions, recasting unsupervised discovery as an inverse Ising problem — Visualizations map features across a manifold spanning 1800 to 1998.

15h|136.9k1.4k796
Ekdeep Singh LubanaES#1789|@EKDEEPL
Tom McGrathTM#1626|@BANBURISMUS_
Charles FosterCF#1356|@CFGEEK
Mor GevaMG#1329|@MEGAMOR2
Kosta Derpanis (sabbatical in Zurich)KD#908|@CSPROFKGD
150

Codex releases Appshots for its Mac app, letting users press Command-Command to capture screenshots and text from open windows including off-screen content and attach them to the active thread — Codex Thursday no. 6 update also adds goal command and remote use while locked.

12h|535k4k686
Chubby♨️CH#1496|@KIMMONISMUS
Sherwin WuSW#801|@SHERWINWU
Lukasz KaiserLK#627|@LUKASZKAISER
Greg BrockmanGB#19|@GDB
Sam AltmanSA#8|@SAMA
160

ChatGPT adds a direct integration with Microsoft PowerPoint through a new app that lets users generate slides, query deck content, and apply edits without leaving the application — Built by developer Ryan Brewer at chatgpt.com/apps/powerpoint.

12h|415.6k3.8k981
Nick TurleyNT#1004|@NICKATURLEY
Amin KarbasiAK#970|@AMINKARBASI
Boris PowerBP#357|@BORISMPOWER
Greg BrockmanGB#19|@GDB
170

OpenAI enabled a locked use feature for Codex that permits the system to control Mac applications from a connected phone even when the device is locked and the screen is off — It requires an Apple authorization plug-in for macOS sessions.

11h|1.1M7.5k2k
jasonJA#929|@JXNLCO
TiboTI#768|@THSOTTIAUX
180

Hark raises over $700 million in Series A funding at a $6 billion post-money valuation to scale its AI foundation models and custom hardware — Round led by Parkway Venture Capital with NVIDIA and AMD participating

16h|500k2.4k614
Beff (e/acc)B(#839|@BEFFJEZOS
Brett AdcockBA#688|@ADCOCK_BRETT
Guillermo RauchGR#682|@RAUCHG
Robert ScobleRS#321|@SCOBLEIZER
190

Antigravity tripled the rate limits for Gemini models across all paid tiers and reset weekly Gemini quotas for users — Update covers every subscription level including 3.5 Flash.

1d|732.1k5.9k371
Theo - t3.ggT-#1829|@THEO
Tulsee DoshiTD#1659|@TULSEEDOSHI
Varun MohanVM#1144|@_MOHANSOLO
👩‍💻 Paige Bailey👩‍💻P#271|@DYNAMICWEBPAIGE
Sundar PichaiSP#110|@SUNDARPICHAI
Logan KilpatrickLK#90|@OFFICIALLOGANK
200

President Trump postponed a planned executive order on AI and cybersecurity, cancelling a White House signing ceremony with major tech CEOs amid internal administration disagreements — The order would require labs to share advanced models with the government.

2d|134.6k1.3k80
Markus AnderljungMA#1937|@MANDERLJUNG
Austen AllredAA#1540|@AUSTEN
Samuel Hammond 🦉SH#1488|@HAMANDCHEESE
Rohan PaulRP#1032|@ROHANPAUL_AI
Zvi MowshowitzZM#918|@THEZVI
Divyansh KaushikDK#847|@DKAUSHIK96
Beff (e/acc)B(#839|@BEFFJEZOS
Andrew CurranAC#517|@ANDREWCURRAN_
Miles BrundageMB#20|@MILES_BRUNDAGE
210

Figure AI runs a 200-hour livestreamed warehouse demo of F.03 humanoid robots autonomously sorting 249,560 packages with Helix AI models — Brett Adcock shared initial footage of 30,160 packages handled in 24 hours.

3d|813k6.4k644
Beff (e/acc)B(#839|@BEFFJEZOS
Chris PaxtonCP#732|@CHRIS_J_PAXTON
Brett AdcockBA#688|@ADCOCK_BRETT
220

Pangram Labs analysis flags AI-generated text in three 2026 Commonwealth Short Story Prize regional winners plus the 2025 overall winner and a Granta-published story — Literary foundation and Granta maintain the entries are human-written.

3d|375.8k1.8k318
gavin leech (Non-Reasoning)GL#1480|@GLEECH
Tuhin ChakrabartyTC#1050|@TUHINCHAKR
Herbie BradleyHB#1022|@HERBIEBRADLEY
Jonny DJD1
230

Aleksander Madry, a machine learning researcher at OpenAI and MIT professor on leave, announced his departure after nearly three years heading preparedness and safety efforts — He was reassigned last summer to a role focused on AI reasoning.

12h|130.4k1.2k221
Nataniel RuizNR#1562|@NATANIELRUIZG
Sang Michael XieSM#487|@SANGMICHAELXIE
Kevin Weil 🇺🇸KW#451|@KEVINWEIL
Ananya KumarAK#354|@ANANYAKU
Gautam KamathGK#210|@THEGAUTAMKAMATH
Boaz BarakBB#133|@BOAZBARAKTCS
Aleksander MadryAM#93|@ALEKS_MADRY
Mark ChenMC#71|@MARKCHEN90
Dan RoyDR#56|@ROYDANROY
240

OpenAI President and Co-Founder Greg Brockman states that the model alone is no longer the product as replies highlight required components like post-training control and access layers — Discussions note few venture-backed efforts will survive.

2h|150.8k2.4k201
Hamel HusainHH#1277|@HAMELHUSAIN
TaelinTA#1047|@VICTORTAELIN
Herbie BradleyHB#1022|@HERBIEBRADLEY
Alexander DoriaAD#867|@DORIALEXANDER
Ethan MollickEM#175|@EMOLLICK
Greg BrockmanGB#19|@GDB
250

OpenAI will provide $2 million in tokens to every startup in the current Y Combinator batch in exchange for equity — Sam Altman presented the offer at a Y Combinator event.

2d|599.3k1.8k617
Garry TanGT#270|@GARRYTAN
Paul GrahamPG#78|@PAULG
Greg BrockmanGB#19|@GDB
Jonny DJD1
260

SpaceX is hiring world-class engineers and physicists for its SpaceXAI team and states that no prior artificial intelligence experience is required — Elon Musk directed applications to ai_eng@spacex.com with three bullet points.

1d|2.7M6k733
Shaun MaguireSM#1333|@SHAUNMMAGUIRE
Robert ScobleRS#321|@SCOBLEIZER
270

LeRobot releases LeRobot Humanoid, an open robot-learning platform centered on a bipedal robot assembled for approximately $2,500 using 3D-printed parts and off-the-shelf components — Platform supplies hardware designs, software, and simulation tools for full robot development cycle.

17h|119.2k1.1k574
Chris PaxtonCP#732|@CHRIS_J_PAXTON
clem 🤗C🤗#68|@CLEMENTDELANGUE
Thomas WolfTW#17|@THOM_WOLF
280

CODA reparameterizes memory-bound operations such as norms, RoPE, residuals, and SwiGLU to execute as part of GEMM epilogues in transformer blocks — CuTeDSL implementation reduces kernel launch overhead on GPUs.

8h|116.8k928611
Han GuoHG#740|@HANGUO97
Tri DaoTD#84|@TRI_DAO
290

Grok Build version 0.1.214 rolls out with X search integration and significantly faster web search along with fixes for Windows PowerShell rendering and keybinding errors — Full rollout is planned by end of day.

6h|16.4M11.8k306
Bill Yuchen LinBY#341|@BILLYUCHENLIN
Elon MuskEM#76|@ELONMUSK
Kevin RoseKR1
300

AI Security Institute published a report on May 21, 2026, assessing oversight mechanisms for advanced AI systems against rapid capability gains and identifying degradation pathways. — Report section records disputed advantages of discrete token reasoning.

16h|38.6k283128
Jiaxin WenJW#1460|@JIAXINWEN22
1a3orn1A#1380|@1A3ORN
Tomek KorbakTK#1178|@TOMEKKORBAK
Jasmine WangJW#979|@J_ASMINEWANG
Cas (Stephen Casper)C(#587|@STEPHENLCASPER
Geoffrey IrvingGI#347|@GEOFFREYIRVING
Miles BrundageMB#20|@MILES_BRUNDAGE