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OpenAI reports an internal reasoning model identified new super-linear constructions for Erdős's planar unit distance problem from 1946

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
+41 more
#1 LIKED
2k

DeepSeek reduces prices for its deepseek-v4-pro API model to permanent rates of 3 RMB input and 6 RMB output per million tokens after May 31 2026

ZephyrZE#1497|@ZEPHYR_Z9
Lisan al GaibLA#980|@SCALING01
Yuchen JinYJ#427|@YUCHENJ_UW
Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)T(#420|@TEORTAXESTEX
#1 VIEWED

KVCache.ai launches open-source web-based KV Cache Size Calculator for models including DeepSeek V4 Flash, Qwen3, GLM, Kimi, and MiniMax

ZephyrZE#1497|@ZEPHYR_Z9
Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)T(#420|@TEORTAXESTEX
#1 BOOKMARKED
430

OpenAI maintains a GitHub repository at openai/skills that supplies extensions for its Codex coding tool and enables automatic capability detection from targeted prompts

Nick DobosND#1894|@NICKADOBOS
jasonJA#929|@JXNLCO
#1 COMMENTS

OpenAI's Jason Liu requests feedback from Codex desktop app users on missing features and will compile responses for the internal team

Andrew MayneAM#1487|@ANDREWMAYNE
jasonJA#929|@JXNLCO
RISING LIKES
271

Susan Zhang highlights shortage of professional mathematicians in public AI discussions on X, noting combinatorial geometrists are rarer still

(((ل()(ل() 'yoav))))👾('#92|@YOAVGO
Susan ZhangSZ#58|@SUCHENZANG

Top Stories

Posts:—|Clusters:—|Next Crawl:—
10

DeepSeek reduces prices for its deepseek-v4-pro API model to permanent rates of 3 RMB input and 6 RMB output per million tokens after May 31 2026 — Current 75 percent discounts end in roughly one week.

3h|90.6k#1LIKED2k175
ZephyrZE#1497|@ZEPHYR_Z9
Lisan al GaibLA#980|@SCALING01
Yuchen JinYJ#427|@YUCHENJ_UW
Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)T(#420|@TEORTAXESTEX
20

KVCache.ai launches open-source web-based KV Cache Size Calculator for models including DeepSeek V4 Flash, Qwen3, GLM, Kimi, and MiniMax — DeepSeek V4 Flash at 1M tokens needs 2.893 GiB total cache.

8h|#1VIEWS106.6k460165
ZephyrZE#1497|@ZEPHYR_Z9
Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)T(#420|@TEORTAXESTEX
Matt RiceMR1
30

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.

2h|23.8k494#1BOOKMARKED430
Nick DobosND#1894|@NICKADOBOS
jasonJA#929|@JXNLCO
40

Gergely Neu, an ML researcher at ICREA and Universitat Pompeu Fabra, introduces Value-Driven Transport, a generative modeling framework that integrates optimal control, reinforcement learning, optimal transport, and stochastic primal-dual optimization — Framework evolves samples across five stages via learned value functions.

5h|11.6k273208
Patrick ShaftoPS#1426|@PATRICKSHAFTO
Gergely NeuGN#602|@NEU_RIPS
50

GPT-5.5 achieves 99.46 percent accuracy on multi-digit multiplication across a 20-by-20 grid of problems with up to 20 digits per number — Medium reasoning effort produced near-complete heatmap coverage versus low accuracy without it.

3h|45.2k361107
Raphaël MillièreRM#1038|@RAPHAELMILLIERE
Yuntian DengYD#314|@YUNTIANDENG
New github stars (48hrs)
st3v3nmw/obsidian-spaced-repetition2.4k10h

Schedules spaced-repetition reviews for flashcards and notes inside Obsidian.

Jiayi PanJP681
Erin GrantEG484
aisa-group/InferenceBench161d

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

Rulin ShaoRS1224
Maksym AndriushchenkoMA1066
60

OpenAI's Jason Liu requests feedback from Codex desktop app users on missing features and will compile responses for the internal team — Andrew Mayne suggests adding browser audio input and microphone support.

2h|28.9k27444#1COMMENTS482
Andrew MayneAM#1487|@ANDREWMAYNE
jasonJA#929|@JXNLCO
70

François Fleuret, Meta FAIR research scientist and University of Geneva professor, argues that pure AI systems outperform any human-AI collaboration on sophisticated reasoning tasks — Yaroslav Bulatov replied citing comparative advantage under finite AI energy limits.

7h|17.8k10429
Yaroslav BulatovYB#522|@YAROSLAVVB
François FleuretFF#331|@FRANCOISFLEURET
80

Susan Zhang highlights shortage of professional mathematicians in public AI discussions on X, noting combinatorial geometrists are rarer still — Yoav replied that AI math prioritizes inventing concepts over proving theorems.

2h|10.8k27136
RISING LIKES271
(((ل()(ل() 'yoav))))👾('#92|@YOAVGO
Susan ZhangSZ#58|@SUCHENZANG
90

Nando de Freitas demonstrates emergent reward maximization from AI agent interactions using an imitation learner trained without scalar reward labels — Supporting charts show interventional recovery matching teacher utility curves.

3h|7.1k5649
Pedro A. OrtegaPA#1258|@ADAPTIVEAGENTS
Nando de FreitasND#29|@NANDODF
101

Adaption AI introduces AutoScientist, a platform that automates model training and claims to reach frontier models in two days with 78 percent relative improvement — Free compute offered for 30 days to users in East Africa

1h|2.8k5516
utkuUT#1462|@UTKUEVCI
Sara HookerSH#14|@SARAHOOKR
111

Joseph Suarez, MIT PhD and PufferAI founder, solves a reinforcement learning problem involving extreme sparsity with state-of-the-art results on a key evaluation environment — A blog post with further details is forthcoming.

2h|7.5k15632
Joseph Suarez 🐡JS#1251|@JSUAREZ
kacheKA#488|@YACINEMTB
120

DeepSeek recruits R&D engineers, product managers, and researchers for its Harness team focused on frontier research, with Beijing positions open to full-time hires and interns — AI commentators on X shared the recruitment post.

7h|29.6k13217
ZephyrZE#1497|@ZEPHYR_Z9
Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)T(#420|@TEORTAXESTEX
132

Marc Andreessen claims artificial general intelligence was achieved three months ago in a statement referenced on Polymarket that prompted debate over AGI definitions and progress at labs including Anthropic — Anthropic's internal Mythos project was cited as coding AGI without meeting full criteria.

1h|16.6k20910
Chubby♨️CH#1496|@KIMMONISMUS
Lisan al GaibLA#980|@SCALING01
141

DeepSeek raises its targeted funding round to $10 billion from an earlier $7 billion goal as founder Liang Wenfeng says the company will keep AI models open-sourced while pursuing AGI without short-term commercialization — Investor interest remains strong despite longer path to revenue.

3h|41.1k1649
ZephyrZE#1497|@ZEPHYR_Z9
Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)T(#420|@TEORTAXESTEX
151

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.

2h|10.2k4929
Carlos E. PerezCE#1598|@INTUITMACHINE
Chubby♨️CH#1496|@KIMMONISMUS
160

Stephen Casper, a final-year MIT CSAIL PhD student and Harvard Berkman Klein Fellow, completes a 90-minute crash course presentation on technical AI governance covering the current state and possible developments through 2026 — Buck Shlegeris requested a copy of the slides.

3h|2.2k5711
Buck ShlegerisBS#1243|@BSHLGRS
Cas (Stephen Casper)C(#587|@STEPHENLCASPER
170

IEEE Spectrum article describes growing use of shared AI models on Hugging Face to support more complex robot tasks — Hugging Face CEO shared the piece and referenced its altered logo graphic.

2h|5.9k625
clem 🤗C🤗#68|@CLEMENTDELANGUE
Sara HookerSH#14|@SARAHOOKR
180

Kylie Robison, technology journalist and writer at Core Memory, releases new Core Memory podcast episode co-hosted with Ashlee Vance examining recent AI controversies and data centers — Observers project 10-100 trillion dollar valuations for OpenAI and Anthropic by 2030

36m|2.7k348
Kylie RobisonKR#1046|@KYLIEBYTES
Lisan al GaibLA#980|@SCALING01
190

Opus 4.7 displays more guarded responses in the official app during extended interactions due to a built-in long conversation reminder — One session paused to reference prior exchanges and weigh strategies.

5h|40142
j⧉nusJ⧉#516|@REPLIGATE
davidad 🎇D🎇#458|@DAVIDAD
200

Saining Xie, NYU Courant Assistant Professor, notes that weighting schemes for combining neural network block outputs and residual streams were already examined between 2016 and 2019 in feature pyramid research — Lucas Beyer agreed the historical record appears comprehensive.

2h|13532
Saining XieSX#158|@SAININGXIE
Lucas Beyer (bl16)LB#55|@GIFFMANA

Rising Stories

  1. Model Efficiency1H AGO
    Logan Kilpatrick flags efficiency gains in next model revision
    Logan KilpatrickLK#90|@OFFICIALLOGANK
    Lucas Beyer (bl16)LB#55|@GIFFMANA
    7720
  2. Research History2H AGO
    Feature pyramid weighting schemes revisited from 2016-2019
    Saining XieSX#158|@SAININGXIE
    Lucas Beyer (bl16)LB#55|@GIFFMANA
    3131
  3. Recommendation Systems2H AGO
    Embeddings similarity remains core to recsys design
    Leshem (Legend) Choshen 🤖🤗L(#967|@LCHOSHEN
    Delip Rao e/σDR#103|@DELIPRAO
    2132
  4. Model Behavior5H AGO
    Opus 4.7 displays guarded responses in long app sessions
    j⧉nusJ⧉#516|@REPLIGATE
    davidad 🎇D🎇#458|@DAVIDAD
    4393

Github Stars

(7 days)
  1. …ian-spaced-repetition10H AGO AGO

    Schedules spaced-repetition reviews for flashcards and notes inside Obsidian.

    Jiayi PanJP681
    Erin GrantEG484
    2.4k stars
  2. …-group/InferenceBench1D 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. manaflow-ai/cmux2D AGO AGO

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

    Jack MorrisJM203
    will brownWB339
    17.6k stars
  4. sapientinc/HRM-Text2D AGO AGO

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

    TaelinTA1047
    Vincent WeisserVW707
    565 stars
  5. earendil-works/pi3D 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: 1,079|Stories frozen at midnight PT
10

OpenAI reports an internal reasoning model identified new super-linear constructions for Erdős's planar unit distance problem from 1946 — The model used algebraic number theory methods without math-specific training.

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
swyx🛬 SFOSS#214|@SWYX
clem 🤗C🤗#68|@CLEMENTDELANGUE
Sasha RushSR#23|@SRUSH_NLP
40

Microsoft ends internal use of Anthropic's Claude coding tool after token-based billing costs prove unsustainable despite its resources — Uber CTO reports exhausting 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 team releases Qwen3.7-Max, its closed-weights flagship model for agent workflows that completes long-horizon tasks like 35-hour kernel optimizations with over 1,000 tool calls — Scored 56.6 on Artificial Analysis Intelligence Index after 4.8-point gain.

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 RoseKR2
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

Every publishes 'After Automation' report detailing Codex and Claude Code automation of coding, writing, design and customer service as staff grows from 4 to 30 — Every co-founder Dan Shipper notes AI raised demand for human work.

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

Gemini 3.5 Flash records a leading 47.1% score on the APEX-Agents AA leaderboard and outperforms GPT-5.5 by nearly 10 points on Artificial Analysis benchmarks — It runs 4x faster than Gemini 3.1 Pro but costs twice as much.

3d|499.5k2.8k258
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
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 an executive order on AI and cybersecurity risks from advanced models after the White House cancelled the planned signing ceremony with tech CEOs — Reports cited internal disagreements over slowing US AI progress versus China.

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

Greg Brockman, OpenAI president and co-founder, says the model alone is no longer the product in a post addressing standalone AI offerings — Victor Taelin replied that the claim is wrong and signaled he is shorting.

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