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Anthropic says Claude now writes 80% of its codebase, boosting engineer output eightfold as capabilities double every four months

Sholto DouglasSD#91|@_SHOLTODOUGLAS
Nathan LambertNL#64|@NATOLAMBERT
Jack ClarkJC#33|@JACKCLARKSF
Sam BowmanSB#27|@SLEEPINYOURHAT
Miles BrundageMB#20|@MILES_BRUNDAGE
+36 more
#1 VIEWED

SpaceX promotional campaign teases plans to build critical infrastructure across space, connectivity, and AI

Bill Yuchen LinBY#338|@BILLYUCHENLIN
Elon MuskEM#74|@ELONMUSK
RISING LIKES
3.2k

Allen Institute's Finbarr Timbers says DeepSeek V4's Tiananmen Square code censorship points to specialized datasets, but Alexander Doria suggests synthetic rephrasing

Alexander DoriaAD#867|@DORIALEXANDER
finbarrFI#395|@FINBARRTIMBERS
FASTEST CLIMBING

Dominik Kundel, Codex builder, launches /goal mode to run autonomous coding tasks continuously for days

jasonJA#931|@JXNLCO
Romain HuetRH#804|@ROMAINHUET

Top Stories

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10

Anthropic says Claude now writes 80% of its codebase, boosting engineer output eightfold as capabilities double every four monthsMythos Preview achieved a 52x code optimization speedup.

14h|10.7M38.5k#1BOOKMARKED13.4k
MOST NEGATIVE431
Steven SinofskySS#1967|@STEVESI
EthanET#1859|@TORCHCOMPILED
Matthew BermanMB#1802|@MATTHEWBERMAN
Super DarioSD#1794|@INDUCTIONHEADS
Andy MasleyAM#1693|@ANDYMASLEY
Packy McCormickPM#1634|@PACKYM
Joel BeckerJB#1570|@JOEL_BKR
Samuel Hammond 🦉SH#1490|@HAMANDCHEESE
Chubby♨️CH#1448|@KIMMONISMUS
Eli LiflandEL#1444|@ELI_LIFLAND
bilalBI#1366|@BILALTWOVEC
Peter Wildeford🇺🇸🚀PW#1345|@PETERWILDEFORD
PrakashPR#1330|@8TEAPI
Tomek KorbakTK#1160|@TOMEKKORBAK
Herbie BradleyHB#1012|@HERBIEBRADLEY
Lisan al GaibLA#975|@SCALING01
Amin KarbasiAK#965|@AMINKARBASI
DanielDA#924|@GROWING_DANIEL
Jimmy Apples 🍎/accJA#832|@APPLES_JIMMY
elieEL#706|@ELIEBAKOUCH
Pliny the Liberator 🐉󠅫󠄼󠄿󠅆󠄵󠄐󠅀󠄼󠄹󠄾󠅉󠅭PT#640|@ELDER_PLINIUS
Ravid Shwartz ZivRS#617|@ZIV_RAVID
Daniel KokotajloDK#586|@DKOKOTAJLO
Aaron LevieAL#560|@LEVIE
Andrew CurranAC#518|@ANDREWCURRAN_
j⧉nusJ⧉#511|@REPLIGATE
Alex AlbertAA#440|@ALEXALBERT__
Yuchen JinYJ#423|@YUCHENJ_UW
Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)T(#421|@TEORTAXESTEX
Erik BrynjolfssonEB#392|@ERIKBRYN
Stephen McAleerSM#355|@MCALEERSTEPHEN
Andreas Kirsch 🇺🇦AK#228|@BLACKHC
KarinaKA#206|@KARINANGUYEN
Dimitris PapailiopoulosDP#193|@DIMITRISPAPAIL
Ethan MollickEM#176|@EMOLLICK
EmadEM#169|@EMOSTAQUE
Gary MarcusGM#157|@GARYMARCUS
Sholto DouglasSD#91|@_SHOLTODOUGLAS
Nathan LambertNL#64|@NATOLAMBERT
Jack ClarkJC#33|@JACKCLARKSF
Sam BowmanSB#27|@SLEEPINYOURHAT
Miles BrundageMB#20|@MILES_BRUNDAGE
Sheing NgSN1
20

NVIDIA releases Nemotron 3 Ultra, a 550B parameter open-weight hybrid Mamba2-Transformer MoE model for agentic workloadsIt reduces operational costs by up to 30 percent.

18h|1.2M9.6k2.9k
Julius AdebayoJA#1546|@JULIUSADML
Chubby♨️CH#1448|@KIMMONISMUS
whWH#1409|@NREHIEW_
bilalBI#1366|@BILALTWOVEC
GowthamiGO#1288|@GOWTHAMI_S
Alex VolkovAV#1245|@ALTRYNE
Banghua ZhuBZ#1147|@BANGHUAZ
Dan Zhang @ ICLRDZ#1126|@DZHANG50
Florian BrandFB#1117|@XEOPHON
Eric ZhangEZ#1095|@EKZHANG1
Cody BlakeneyCB#1004|@CODE_STAR
Charles 🎉 FryeC🎉#848|@CHARLES_IRL
Daniel HanDH#773|@DANIELHANCHEN
Robert NishiharaRN#738|@ROBERTNISHIHARA
Erik BernhardssonEB#701|@BERNHARDSSON
Vincent WeisserVW#696|@VINCENTWEISSER
merveME#674|@MERVENOYANN
Ravid Shwartz ZivRS#617|@ZIV_RAVID
Ying ShengYS#608|@YING11231
Will KnightWK#584|@WILLKNIGHT
yobibyteYO#528|@Y0B1BYTE
kacheKA#488|@YACINEMTB
elvisEL#483|@OMARSAR0
Prithviraj (Raj) AmmanabroluP(#469|@RAJAMMANABROLU
Bryan CatanzaroBC#434|@CTNZR
Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)T(#421|@TEORTAXESTEX
Graham NeubigGN#100|@GNEUBIG
clem 🤗C🤗#67|@CLEMENTDELANGUE
Nathan LambertNL#64|@NATOLAMBERT
AKAK#29|@_AKHALIQ
30

Anthropic reports its engineers now ship eight times more code per quarter, prompting debate over how to measure AI productivityAndy Jones called the increase an accelerated technological takeoff.

14h|1.4M6.3k1.1k
ben hylakBH#1918|@BENHYLAK
EthanET#1859|@TORCHCOMPILED
Matthew BermanMB#1802|@MATTHEWBERMAN
Joel BeckerJB#1570|@JOEL_BKR
Pranav ShyamPS#1385|@RECURSEPARADOX
Joseph Suarez 🐡JS#1268|@JSUAREZ
Alex VolkovAV#1245|@ALTRYNE
vikVI#1193|@VIKHYATK
Lenny RachitskyLR#1184|@LENNYSAN
Kevin KwokKK#1181|@KEVINAKWOK
alth0u🧶AL#1098|@ALTH0U
Beff (e/acc)B(#850|@BEFFJEZOS
catCA#535|@_CATWU
Andrew CurranAC#518|@ANDREWCURRAN_
andy jonesAJ#456|@ANDY_L_JONES
kipplyKI#368|@KIPPERRII
👩‍💻 Paige Bailey👩‍💻P#270|@DYNAMICWEBPAIGE
Nathan BenaichNB#242|@NATHANBENAICH
Andreas Kirsch 🇺🇦AK#228|@BLACKHC
KarinaKA#206|@KARINANGUYEN
Sholto DouglasSD#91|@_SHOLTODOUGLAS
40

OpenAI launches upgraded ChatGPT memory system using a "dreaming" process to carry context across conversationsFactual recall success rates rose from 41.5% to 82.8%.

14h|2.1M13.4k2.6k
Rohan PaulRP#1031|@ROHANPAUL_AI
Jimmy Apples 🍎/accJA#832|@APPLES_JIMMY
Andrew CurranAC#518|@ANDREWCURRAN_
Boris PowerBP#358|@BORISMPOWER
Greg BrockmanGB#19|@GDB
Sam AltmanSA#8|@SAMA
Kevin RoseKR1
50

Anthropic embeds six engineers at the NSA to deploy its Mythos AI system for offensive cyber operationsThe Financial Times first reported the specialized defense partnership.

10h|394.2k1.9k455
Daniel Eth (yes, Eth is my actual last name)DE#1934|@DANIEL_271828
Nathan 🔎N🔎#1900|@NATHANPMYOUNG
Nick DobosND#1871|@NICKADOBOS
Matthew BermanMB#1802|@MATTHEWBERMAN
bilalBI#1366|@BILALTWOVEC
Kylie RobisonKR#1055|@KYLIEBYTES
Lisan al GaibLA#975|@SCALING01
Andrew CurranAC#518|@ANDREWCURRAN_
Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)T(#421|@TEORTAXESTEX
Dean W. BallDW#390|@DEANWBALL
Miles BrundageMB#20|@MILES_BRUNDAGE
New github stars (48hrs)

Single-file minimal implementations of SFT DPO GRPO and PPO for language model post-training

ethanhe42/nanoRL1086h
Implements minimal single-file SFT, DPO, GRPO, and PPO for language model fine-tuning on toy arithmetic tasks.
🎭🎭862
Ethan HeEH1692

Benchmark measuring continual learning of AI agents over multi-episode shared environments

pgasawa/continual-learning-bench1276h
Benchmarks AI agents on learning from repeated interactions across multi-episode tasks with adaptation metrics.
🎭🎭862
alex zhangAZ846

Sandboxes, SDKs and benchmarks for computer-use agents that control full macOS, Windows and Linux desktops

trycua/cua17.6k6h
Supplies sandboxes, SDKs, and benchmarks for AI agents to control full desktops on macOS, Linux, and Windows.
🎭🎭862
Daniel HanDH773

Interactive terminal agent using DSPy recursive language models for iterative Python coding

diego-lima/rlmy36h
UNKNOWN.
🎭🎭862
Omar KhattabOK158
60

SpaceX promotional campaign teases plans to build critical infrastructure across space, connectivity, and AIThe campaign video includes a link to spacexipo.com.

14h|#1VIEWS29.4M#1LIKED103.4k10.6k#1COMMENTS8.1k
Bill Yuchen LinBY#338|@BILLYUCHENLIN
Elon MuskEM#74|@ELONMUSK
70

Cognition AI launches a $10 million productivity guarantee to refund enterprise customers if its Devin AI agent fails to deliver valueProductivity is calculated in engineering hours instead of tokens.

12h|217.8k1.4k471
andrew gaoAG#1965|@ITSANDREWGAO
ben hylakBH#1918|@BENHYLAK
WaldenWA#1878|@WALDEN_YAN
Nick DobosND#1871|@NICKADOBOS
Matthew BermanMB#1802|@MATTHEWBERMAN
Josh WolfeJW#1538|@WOLFEJOSH
Lisan al GaibLA#975|@SCALING01
Scott WuSW#720|@SCOTTWU46
elieEL#706|@ELIEBAKOUCH
Russell KaplanRK#637|@RUSSELLJKAPLAN
swyxSW#214|@SWYX
80

Goldman Sachs forecasts SpaceX AI revenue will hit $322 billion by 2030, drawing skepticism over its IPO underwriting roleCompute-as-a-service offerings are expected to drive the growth.

15h|293.4k3k201
Shaun MaguireSM#1342|@SHAUNMMAGUIRE
rohitRO#1214|@KRISHNANROHIT
Minh Nhat NguyenMN#1174|@MENHGUIN
Lisan al GaibLA#975|@SCALING01
Andrew CurranAC#518|@ANDREWCURRAN_
François FleuretFF#330|@FRANCOISFLEURET
Gary MarcusGM#157|@GARYMARCUS
Lucas Beyer (bl16)LB#55|@GIFFMANA
90

Ramp raises $750 million at a $44 billion valuation and launches tools to monitor enterprise AI token consumptionCEO Eric Glyman calls tokens the fastest-growing business cost.

17h|775.8k3.1k1.3k
Patrick OShaughnessyPO#1860|@PATRICK_OSHAG
Josh WolfeJW#1538|@WOLFEJOSH
Florian BrandFB#1117|@XEOPHON
Vincent WeisserVW#696|@VINCENTWEISSER
Palmer LuckeyPL#611|@PALMERLUCKEY
100

US officials weigh taking equity stakes in AI companies following a proposal by OpenAI CEO Sam AltmanThe acquired shares would fund public dividends.

7h|342.9k924285
xlr8harderXL#1671|@XLR8HARDER
Samuel Hammond 🦉SH#1490|@HAMANDCHEESE
Kylie RobisonKR#1055|@KYLIEBYTES
Beff (e/acc)B(#850|@BEFFJEZOS
Andrew CurranAC#518|@ANDREWCURRAN_
Miles BrundageMB#20|@MILES_BRUNDAGE
110

LLM evaluation platform Arena launches Agent Mode to benchmark GPT-5.5, Claude Opus 4.7, and Gemini 3.1 Pro on multi-step tasksThe platform measures task success, steerability, and tool hallucination.

14h|494.3k2.1k543
Wei-Lin ChiangWC#1695|@INFWINSTON
Lisan al GaibLA#975|@SCALING01
Ion StoicaIS#803|@ISTOICA05
Anastasios Nikolas AngelopoulosAN#798|@ML_ANGELOPOULOS
benahorowitz.ethBE#585|@BHOROWITZ
Anjney MidhaAM#522|@ANJNEYMIDHA
Sebastien BubeckSB#50|@SEBASTIENBUBECK
120

Anthropic proposes global verification systems to temporarily pause frontier AI development, drawing criticism from safety commentator Michaël TrazziAnthropic compared the coordination to historic nuclear disarmament treaties.

11h|84.1k1.1k115
Matthew BermanMB#1802|@MATTHEWBERMAN
Andrew MayneAM#1489|@ANDREWMAYNE
Neil ChowdhuryNC#1315|@CHOWDHURYNEIL
Michaël TrazziMT#979|@MICHAELTRAZZI
Beff (e/acc)B(#850|@BEFFJEZOS
Ethan PerezEP#149|@ETHANJPEREZ
Miles BrundageMB#20|@MILES_BRUNDAGE
130

Policy scholar Dean W. Ball argues that fully autonomous corporations may require a global banThe debate was sparked by Argentina's national AI strategy.

16h|36.8k36861
Nathan 🔎N🔎#1900|@NATHANPMYOUNG
Haydn BelfieldHB#1468|@HAYDNBELFIELD
PrakashPR#1330|@8TEAPI
rohitRO#1214|@KRISHNANROHIT
Séb KrierSK#505|@SEBKRIER
Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)T(#421|@TEORTAXESTEX
Dean W. BallDW#390|@DEANWBALL
David PfauDP#153|@PFAU
roonRO#57|@TSZZL
David DuvenaudDD#53|@DAVIDDUVENAUD
140

AI robotics company 1X launches World Model Lab led by former Luma AI founding engineer Samarth Sinha to train humanoid robotsIt avoids VLA wrappers by pretraining models on physics.

14h|257.2k2.3k857
Samarth SinhaSS#1500|@_SAM_SINHA_
GowthamiGO#1288|@GOWTHAMI_S
Robert ScobleRS#323|@SCOBLEIZER
Shane GuSG#47|@SHANEGUML
150

Anthropic says its engineers ship eight times more code per quarter after deploying Claude CodeSmol.ai's Shawn Wang tracked rising Claude Code session durations.

15h|1.1M3.2k570
Andrey KurenkovAK#883|@ANDREY_KURENKOV
catCA#535|@_CATWU
Nat McAleeseNM#342|@__NMCA__
swyxSW#214|@SWYX
160

Poke launches the first AI agent with official Apple approval to send text messages directly within iMessageIt integrates with third-party apps like Gmail and Notion.

12h|1.1M2.8k1.2k
fraserFR#1209|@FRASER
jasonJA#931|@JXNLCO
170

Gautam Kamath and co-authors win the 2026 Gödel Prize for their 2016 paper on high-dimensional robust estimatorsThe award is theoretical computer science's highest honor

17h|63.5k850146
Chhavi YadavCY#1274|@CHHAVIYADAV_
Csaba SzepesvariCS#406|@CSABASZEPESVARI
Pavel IzmailovPI#376|@PAVEL_IZMAILOV
Peyman MilanfarPM#324|@DOCMILANFAR
Gautam KamathGK#210|@THEGAUTAMKAMATH
Hugo LarochelleHL#34|@HUGO_LAROCHELLE
180

Jon Barron, Google DeepMind NeRF lead, says PhD students should disregard advisors without 100 hours of agentic IDE experienceHe recommends drafting papers as LaTeX directly inside codebases.

15h|202.3k1k593
Nataniel RuizNR#1561|@NATANIELRUIZG
Dmytro Mishkin 🇺🇦DM#1505|@DUCHA_AIKI
Alexia Jolicoeur-MartineauAJ#484|@JM_ALEXIA
Jon BarronJB#268|@JON_BARRON
Animesh GargAG#246|@ANIMESH_GARG
190

Poke becomes the first AI agent platform to natively integrate with Apple Messages for BusinessBusinesses can deploy Poke agents for automated customer service.

12h|1.1M2.6k1.2k
fraserFR#1209|@FRASER
jasonJA#931|@JXNLCO
200

Researcher Alex Imas argues high uncertainty makes scenario modeling better than timeline forecasts for predicting AGI's economic impactThe debate focused on taxing and redistributing AGI-generated wealth

14h|151.6k709478
Alex ImasAI#1773|@ALEXOLEGIMAS
Andy MasleyAM#1693|@ANDYMASLEY
Atoosa KasirzadehAK#1584|@DR_ATOOSA
Dwarkesh PatelDP#70|@DWARKESH_SP

Recent Stars

  1. pedropark99/zig-book4H AGO
    Provides the source and examples for a project-based introductory book on Zig.
    Eric ZhangEZ1095
    2.6k stars
  2. seanmor5/honeycomb5H AGO
    Performs fast LLM inference in Elixir using Bumblebee and EXLA.
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  3. ethanhe42/nanoRL6H AGO
    Implements minimal single-file SFT, DPO, GRPO, and PPO for language model fine-tuning on toy arithmetic tasks.
    🎭🎭862
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    108 stars
  4. …tinual-learning-bench6H AGO
    Benchmarks AI agents on learning from repeated interactions across multi-episode tasks with adaptation metrics.
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    127 stars
  5. trycua/cua6H AGO
    Supplies sandboxes, SDKs, and benchmarks for AI agents to control full desktops on macOS, Linux, and Windows.
    🎭🎭862
    Daniel HanDH773
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Github Stars

(7 days)
  1. ethanhe42/nanoRL6H AGO
    Implements minimal single-file SFT, DPO, GRPO, and PPO for language model fine-tuning on toy arithmetic tasks.
    🎭🎭862
    Ethan HeEH1692
    108 stars
  2. …tinual-learning-bench6H AGO
    Benchmarks AI agents on learning from repeated interactions across multi-episode tasks with adaptation metrics.
    🎭🎭862
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    127 stars
  3. trycua/cua6H AGO
    Supplies sandboxes, SDKs, and benchmarks for AI agents to control full desktops on macOS, Linux, and Windows.
    🎭🎭862
    Daniel HanDH773
    17.6k stars
  4. diego-lima/rlmy6H AGO
    UNKNOWN.
    🎭🎭862
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    Songlin YangSY235
    46 stars
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Yesterday's Top Stories, Jun 4, 2026.

Posts: 5,843|Clusters: 1,206|Stories frozen at midnight PT
10

Anthropic says Claude now writes 80% of its codebase, boosting engineer output eightfold as capabilities double every four monthsMythos Preview achieved a 52x code optimization speedup.

14h|10.7M38.5k#1BOOKMARKED13.4k
Steven SinofskySS#1967|@STEVESI
EthanET#1859|@TORCHCOMPILED
Matthew BermanMB#1802|@MATTHEWBERMAN
Super DarioSD#1794|@INDUCTIONHEADS
Andy MasleyAM#1693|@ANDYMASLEY
Packy McCormickPM#1634|@PACKYM
Joel BeckerJB#1570|@JOEL_BKR
Samuel Hammond 🦉SH#1490|@HAMANDCHEESE
Chubby♨️CH#1448|@KIMMONISMUS
Eli LiflandEL#1444|@ELI_LIFLAND
Peter Wildeford🇺🇸🚀PW#1345|@PETERWILDEFORD
PrakashPR#1330|@8TEAPI
Tomek KorbakTK#1160|@TOMEKKORBAK
Herbie BradleyHB#1012|@HERBIEBRADLEY
Lisan al GaibLA#975|@SCALING01
Amin KarbasiAK#965|@AMINKARBASI
DanielDA#924|@GROWING_DANIEL
Jimmy Apples 🍎/accJA#832|@APPLES_JIMMY
elieEL#706|@ELIEBAKOUCH
Pliny the Liberator 🐉󠅫󠄼󠄿󠅆󠄵󠄐󠅀󠄼󠄹󠄾󠅉󠅭PT#640|@ELDER_PLINIUS
Ravid Shwartz ZivRS#617|@ZIV_RAVID
Daniel KokotajloDK#586|@DKOKOTAJLO
Aaron LevieAL#560|@LEVIE
Andrew CurranAC#518|@ANDREWCURRAN_
j⧉nusJ⧉#511|@REPLIGATE
Alex AlbertAA#440|@ALEXALBERT__
Yuchen JinYJ#423|@YUCHENJ_UW
Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)T(#421|@TEORTAXESTEX
Erik BrynjolfssonEB#392|@ERIKBRYN
Stephen McAleerSM#355|@MCALEERSTEPHEN
Andreas Kirsch 🇺🇦AK#228|@BLACKHC
KarinaKA#206|@KARINANGUYEN
Dimitris PapailiopoulosDP#193|@DIMITRISPAPAIL
Ethan MollickEM#176|@EMOLLICK
EmadEM#169|@EMOSTAQUE
Gary MarcusGM#157|@GARYMARCUS
Sholto DouglasSD#91|@_SHOLTODOUGLAS
Nathan LambertNL#64|@NATOLAMBERT
Jack ClarkJC#33|@JACKCLARKSF
Sam BowmanSB#27|@SLEEPINYOURHAT
Miles BrundageMB#20|@MILES_BRUNDAGE
Sheing NgSN1
20

NVIDIA releases Nemotron 3 Ultra, a 550B parameter open-weight hybrid Mamba2-Transformer MoE model for agentic workloadsIt reduces operational costs by up to 30 percent.

17h|1.2M9.6k2.9k
stochasmST#1592|@STOCHASTICCHASM
Julius AdebayoJA#1546|@JULIUSADML
Chubby♨️CH#1448|@KIMMONISMUS
whWH#1409|@NREHIEW_
bilalBI#1366|@BILALTWOVEC
GowthamiGO#1288|@GOWTHAMI_S
Alex VolkovAV#1245|@ALTRYNE
Dan Zhang @ ICLRDZ#1126|@DZHANG50
Florian BrandFB#1117|@XEOPHON
Eric ZhangEZ#1095|@EKZHANG1
Cody BlakeneyCB#1004|@CODE_STAR
Charles 🎉 FryeC🎉#848|@CHARLES_IRL
Daniel HanDH#773|@DANIELHANCHEN
Robert NishiharaRN#738|@ROBERTNISHIHARA
Erik BernhardssonEB#701|@BERNHARDSSON
Vincent WeisserVW#696|@VINCENTWEISSER
merveME#674|@MERVENOYANN
Ravid Shwartz ZivRS#617|@ZIV_RAVID
Ying ShengYS#608|@YING11231
Will KnightWK#584|@WILLKNIGHT
yobibyteYO#528|@Y0B1BYTE
kacheKA#488|@YACINEMTB
elvisEL#483|@OMARSAR0
Prithviraj (Raj) AmmanabroluP(#469|@RAJAMMANABROLU
Bryan CatanzaroBC#434|@CTNZR
Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)T(#421|@TEORTAXESTEX
Graham NeubigGN#100|@GNEUBIG
clem 🤗C🤗#67|@CLEMENTDELANGUE
Nathan LambertNL#64|@NATOLAMBERT
AKAK#29|@_AKHALIQ
30

Anthropic reports its engineers now ship eight times more code per quarter, prompting debate over how to measure AI productivityAndy Jones called the increase an accelerated technological takeoff.

13h|355.9k3.2k510
ben hylakBH#1918|@BENHYLAK
EthanET#1859|@TORCHCOMPILED
Matthew BermanMB#1802|@MATTHEWBERMAN
Joel BeckerJB#1570|@JOEL_BKR
Pranav ShyamPS#1385|@RECURSEPARADOX
Joseph Suarez 🐡JS#1268|@JSUAREZ
Alex VolkovAV#1245|@ALTRYNE
vikVI#1193|@VIKHYATK
Lenny RachitskyLR#1184|@LENNYSAN
Kevin KwokKK#1181|@KEVINAKWOK
alth0u🧶AL#1098|@ALTH0U
Beff (e/acc)B(#850|@BEFFJEZOS
catCA#535|@_CATWU
Andrew CurranAC#518|@ANDREWCURRAN_
andy jonesAJ#456|@ANDY_L_JONES
kipplyKI#368|@KIPPERRII
👩‍💻 Paige Bailey👩‍💻P#270|@DYNAMICWEBPAIGE
Nathan BenaichNB#242|@NATHANBENAICH
Andreas Kirsch 🇺🇦AK#228|@BLACKHC
KarinaKA#206|@KARINANGUYEN
Sholto DouglasSD#91|@_SHOLTODOUGLAS
40

Google Magenta releases Magenta RealTime 2, an open-weights model for local real-time music generation with sub-200ms latencyThe release includes companion apps and DAW plugins

1d|290.7k3.2k2.1k
Chubby♨️CH#1448|@KIMMONISMUS
Jesse EngelJE#1024|@JESSEENGEL
Chris DonahueCD#967|@CHRISDONAHUEY
Adam RobertsAR#650|@ADA_ROB
Omar SansevieroOS#486|@OSANSEVIERO
Douglas EckDE#278|@DOUGLAS_ECK
EmadEM#169|@EMOSTAQUE
Natasha JaquesNJ#115|@NATASHAJAQUES
Kevin Patrick MurphyKP#112|@SIRBAYES
Lucas Beyer (bl16)LB#55|@GIFFMANA
50

OpenAI launches upgraded ChatGPT memory system using a "dreaming" process to carry context across conversationsFactual recall success rates rose from 41.5% to 82.8%.

14h|2.1M13.4k2.6k
Rohan PaulRP#1031|@ROHANPAUL_AI
Jimmy Apples 🍎/accJA#832|@APPLES_JIMMY
Andrew CurranAC#518|@ANDREWCURRAN_
Boris PowerBP#358|@BORISMPOWER
Greg BrockmanGB#19|@GDB
Sam AltmanSA#8|@SAMA
Kevin RoseKR1
60

SpaceX promotional campaign teases plans to build critical infrastructure across space, connectivity, and AIThe campaign video includes a link to spacexipo.com.

19h|#1VIEWS29.4M#1LIKED103.4k10.6k
Bill Yuchen LinBY#338|@BILLYUCHENLIN
Elon MuskEM#74|@ELONMUSK
70

AI and biotech leaders, including Sam Altman and Demis Hassabis, urge Congress to mandate DNA synthesis screeningThe proposed laws would require customer identity verification.

1d|232.7k1.6k190
Tristan HarrisTH#1676|@TRISTANHARRIS
Samuel Hammond 🦉SH#1490|@HAMANDCHEESE
Robin HansonRH#884|@ROBINHANSON
Helen TonerHT#401|@HLNTNR
Boaz BarakBB#133|@BOAZBARAKTCS
Miles BrundageMB#20|@MILES_BRUNDAGE
80

Anthropic embeds six engineers at the NSA to deploy its Mythos AI system for offensive cyber operationsThe Financial Times first reported the specialized defense partnership.

11h|394.2k1.9k455
Daniel Eth (yes, Eth is my actual last name)DE#1934|@DANIEL_271828
Nathan 🔎N🔎#1900|@NATHANPMYOUNG
Nick DobosND#1871|@NICKADOBOS
Matthew BermanMB#1802|@MATTHEWBERMAN
Kylie RobisonKR#1055|@KYLIEBYTES
Lisan al GaibLA#975|@SCALING01
Andrew CurranAC#518|@ANDREWCURRAN_
Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)T(#421|@TEORTAXESTEX
Dean W. BallDW#390|@DEANWBALL
Miles BrundageMB#20|@MILES_BRUNDAGE
90

LLM evaluation platform Arena launches Agent Mode to benchmark GPT-5.5, Claude Opus 4.7, and Gemini 3.1 Pro on multi-step tasksThe platform measures task success, steerability, and tool hallucination.

14h|494.3k2.1k543
Wei-Lin ChiangWC#1695|@INFWINSTON
Lisan al GaibLA#975|@SCALING01
Ion StoicaIS#803|@ISTOICA05
Anastasios Nikolas AngelopoulosAN#798|@ML_ANGELOPOULOS
benahorowitz.ethBE#585|@BHOROWITZ
Anjney MidhaAM#522|@ANJNEYMIDHA
Sebastien BubeckSB#50|@SEBASTIENBUBECK
100

Cognition AI launches a $10 million productivity guarantee to refund enterprise customers if its Devin AI agent fails to deliver valueProductivity is calculated in engineering hours instead of tokens.

12h|217.8k1.4k471
andrew gaoAG#1965|@ITSANDREWGAO
ben hylakBH#1918|@BENHYLAK
WaldenWA#1878|@WALDEN_YAN
Nick DobosND#1871|@NICKADOBOS
Matthew BermanMB#1802|@MATTHEWBERMAN
Josh WolfeJW#1538|@WOLFEJOSH
Lisan al GaibLA#975|@SCALING01
Scott WuSW#720|@SCOTTWU46
elieEL#706|@ELIEBAKOUCH
Russell KaplanRK#637|@RUSSELLJKAPLAN
swyxSW#214|@SWYX
110

Goldman Sachs forecasts SpaceX AI revenue will hit $322 billion by 2030, drawing skepticism over its IPO underwriting roleCompute-as-a-service offerings are expected to drive the growth.

15h|293.4k3k201
Shaun MaguireSM#1342|@SHAUNMMAGUIRE
rohitRO#1214|@KRISHNANROHIT
Minh Nhat NguyenMN#1174|@MENHGUIN
Lisan al GaibLA#975|@SCALING01
Andrew CurranAC#518|@ANDREWCURRAN_
François FleuretFF#330|@FRANCOISFLEURET
Gary MarcusGM#157|@GARYMARCUS
Lucas Beyer (bl16)LB#55|@GIFFMANA
120

Ramp raises $750 million at a $44 billion valuation and launches tools to monitor enterprise AI token consumptionCEO Eric Glyman calls tokens the fastest-growing business cost.

16h|775.8k3.1k1.3k
Patrick OShaughnessyPO#1860|@PATRICK_OSHAG
Josh WolfeJW#1538|@WOLFEJOSH
Florian BrandFB#1117|@XEOPHON
Vincent WeisserVW#696|@VINCENTWEISSER
Palmer LuckeyPL#611|@PALMERLUCKEY
130

UC Berkeley introductory CS failure rates spike to 35%, prompting 1,300 faculty to demand SAT and ACT reinstatementInstructors blame AI overreliance and weak foundational math skills.

1d|412.5k4.5k1.3k
𝚟𝚒𝚎 ⟢𝚟⟢#1735|@VIEMCCOY
Jiaxin WenJW#1469|@JIAXINWEN22
kacheKA#488|@YACINEMTB
140

Sam Altman, Dario Amodei, and Demis Hassabis urge Congress to mandate screening of synthetic nucleic acids to prevent AI biosecurity risksThe proposed rules also target physical DNA manufacturing equipment.

1d|119.3k1k238
Chubby♨️CH#1448|@KIMMONISMUS
Zvi MowshowitzZM#919|@THEZVI
Logan GrahamLG#602|@LOGANGRAHAM
Andrew CurranAC#518|@ANDREWCURRAN_
davidad 🎇D🎇#458|@DAVIDAD
Dean W. BallDW#390|@DEANWBALL
David Krueger 🦥 ⏸️ ⏹️ ⏪DK#200|@DAVIDSKRUEGER
Gary MarcusGM#157|@GARYMARCUS
Nathan LambertNL#64|@NATOLAMBERT
150

AI robotics company 1X launches World Model Lab led by former Luma AI founding engineer Samarth Sinha to train humanoid robotsIt avoids VLA wrappers by pretraining models on physics.

14h|257.2k2.3k857
Samarth SinhaSS#1500|@_SAM_SINHA_
GowthamiGO#1288|@GOWTHAMI_S
Robert ScobleRS#323|@SCOBLEIZER
Shane GuSG#47|@SHANEGUML
160

Anthropic proposes global verification systems to temporarily pause frontier AI development, drawing criticism from safety commentator Michaël TrazziAnthropic compared the coordination to historic nuclear disarmament treaties.

13h|84.1k1.1k115
Matthew BermanMB#1802|@MATTHEWBERMAN
Andrew MayneAM#1489|@ANDREWMAYNE
Neil ChowdhuryNC#1315|@CHOWDHURYNEIL
Michaël TrazziMT#979|@MICHAELTRAZZI
Beff (e/acc)B(#850|@BEFFJEZOS
Ethan PerezEP#149|@ETHANJPEREZ
Miles BrundageMB#20|@MILES_BRUNDAGE
170

Google releases Gemma 4 12B, an encoder-free multimodal model under Apache 2.0 that beats the larger Gemma 3 27BThe model runs locally on laptops with 16GB VRAM.

1d|136.2k1.6k1.1k
utkuUT#1430|@UTKUEVCI
Armand JoulinAJ#626|@ARMANDJOULIN
👩‍💻 Paige Bailey👩‍💻P#270|@DYNAMICWEBPAIGE
Lucas Beyer (bl16)LB#55|@GIFFMANA
Christopher ManningCM#16|@CHRMANNING
Anthony DikéADJonny DJD2
180

OpenAI's Daniel A. Roberts says pairing reinforcement learning with LLMs enables AI to make original scientific and mathematical discoveriesThe approach uses verifiable rewards to drive scientific exploration.

1d|191.4k1.1k379
Matt TurckMT#1497|@MATTTURCK
Andrew MayneAM#1489|@ANDREWMAYNE
Dan RobertsDR#870|@DANINTHEORY
Brandon McKinzieBM#733|@MCKBRANDO
Sebastien BubeckSB#50|@SEBASTIENBUBECK
Noam BrownNB#30|@POLYNOAMIAL
190

Raindrop AI co-founder Ben Hylak launches Raindrop 2.0, introducing self-healing agents to autonomously detect and triage agent workflow failuresCustom-trained models flag issues like looping build failures

11h|149.6k1.2k463
ben hylakBH#1918|@BENHYLAK
Hamel HusainHH#1316|@HAMELHUSAIN
raphaRA#333|@RAPHA_GL
👩‍💻 Paige Bailey👩‍💻P#270|@DYNAMICWEBPAIGE
200

US officials weigh taking equity stakes in AI companies following a proposal by OpenAI CEO Sam AltmanThe acquired shares would fund public dividends.

7h|342.9k924285
xlr8harderXL#1671|@XLR8HARDER
Samuel Hammond 🦉SH#1490|@HAMANDCHEESE
Beff (e/acc)B(#850|@BEFFJEZOS
Andrew CurranAC#518|@ANDREWCURRAN_
Miles BrundageMB#20|@MILES_BRUNDAGE
210

Policy scholar Dean W. Ball argues that fully autonomous corporations may require a global banThe debate was sparked by Argentina's national AI strategy.

16h|36.8k36861
Nathan 🔎N🔎#1900|@NATHANPMYOUNG
Haydn BelfieldHB#1468|@HAYDNBELFIELD
PrakashPR#1330|@8TEAPI
rohitRO#1214|@KRISHNANROHIT
Séb KrierSK#505|@SEBKRIER
Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)T(#421|@TEORTAXESTEX
Dean W. BallDW#390|@DEANWBALL
David PfauDP#153|@PFAU
roonRO#57|@TSZZL
David DuvenaudDD#53|@DAVIDDUVENAUD
220

George Mason University economist Tyler Cowen predicts AI integration will drive 2.5% annual GDP growthThe talk also details AI's impact on healthcare.

15h|523.8k2.2k4.1k
Lenny RachitskyLR#1184|@LENNYSAN
Marc Andreessen 🇺🇸MA#95|@PMARCA
230

Sci-fi author Ted Chiang argues that artificial intelligence systems are not consciousThe essay prompted debate over Chiang's recent AI commentary.

1d|41.4k596288
Aran NayebiAN#1383|@ARAN_NAYEBI
rohitRO#1214|@KRISHNANROHIT
Rob WiblinRW#1130|@ROBERTWIBLIN
Nathan LabenzNL#990|@LABENZ
David ChalmersDC#769|@DAVIDCHALMERS42
Andreas Kirsch 🇺🇦AK#228|@BLACKHC
240

Poke launches the first AI agent with official Apple approval to send text messages directly within iMessageIt integrates with third-party apps like Gmail and Notion.

13h|1.1M2.7k1.2k
fraserFR#1209|@FRASER
jasonJA#931|@JXNLCO
250

Proposed federal Obernolte-Trahan framework would preempt state AI laws for three years, targeting models over 10^26 FLOPsIt codifies the Center for AI Standards and Innovation

16h|309.5k30698
Samuel Hammond 🦉SH#1490|@HAMANDCHEESE
Divyansh KaushikDK#849|@DKAUSHIK96
Dean W. BallDW#390|@DEANWBALL
Miles BrundageMB#20|@MILES_BRUNDAGE
260

Researcher Alex Imas argues high uncertainty makes scenario modeling better than timeline forecasts for predicting AGI's economic impactThe debate focused on taxing and redistributing AGI-generated wealth

13h|151.6k709478
Alex ImasAI#1773|@ALEXOLEGIMAS
Andy MasleyAM#1693|@ANDYMASLEY
Atoosa KasirzadehAK#1584|@DR_ATOOSA
Dwarkesh PatelDP#70|@DWARKESH_SP
270

Marc Andreessen Claims Biden Admin Discouraged Starting AI Companies

21h|1.8M29.5k2.4k
Elon MuskEM#74|@ELONMUSK
280

Investor Slater Stich interviews @polynoamial on applying AI to the Erdős unit distance conjecture and IMO benchmarksThe video launches a new series on AI in mathematics

12h|113.9k718649
LishaLI#753|@LISHALI88
Eric ChuEC#690|@ITS_ERICCHU
Sander DielemanSD#82|@SEDIELEM
Noam BrownNB#30|@POLYNOAMIAL
290

Anthropic pauses its red-teaming program after an unreleased Claude Oceanus model checkpoint leaks onlineThe leak reportedly originated from distributed red-team checkpoints.

1d|453.9k2.1k362
ZephyrZE#1471|@ZEPHYR_Z9
Lisan al GaibLA#975|@SCALING01
Andrew CurranAC#518|@ANDREWCURRAN_
clem 🤗C🤗#67|@CLEMENTDELANGUE
Nathan LambertNL#64|@NATOLAMBERT
300

Anthropic says its engineers ship eight times more code per quarter after deploying Claude CodeSmol.ai's Shawn Wang tracked rising Claude Code session durations.

15h|1.1M3.2k570
Andrey KurenkovAK#883|@ANDREY_KURENKOV
Nat McAleeseNM#342|@__NMCA__
swyxSW#214|@SWYX