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Martín Casado, a16z general partner, warns open-source AI faces $2 billion training and distillation bottlenecks, drawing developer pushback

martin_casadoMA#470|@MARTIN_CASADO
Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)T(#420|@TEORTAXESTEX
will brownWB#339|@WILLCCBB
Maithra RaghuMR#183|@MAITHRA_RAGHU
Nathan LambertNL#64|@NATOLAMBERT
+5 more

It’s a new day at Digg. Fresh stories are clustering now.0% complete.It’s a new day at Digg. Fresh stories are clustering now. 50% complete.

Top Stories

Posts:—|Clusters:—|Next Crawl:—
10

OpenAI launches hiring drive for its robotics division to build physical-world robots using full-stack hardware and ML co-designInitial robots will support workers on infrastructure projects.

2h|598k6.2k1.5k
ben hylakBH#1941|@BENHYLAK
Kylie RobisonKR#1046|@KYLIEBYTES
Andrew CurranAC#517|@ANDREWCURRAN_
Aditya RameshAR#255|@MODEL_MECHANIC
EmadEM#167|@EMOSTAQUE
Greg BrockmanGB#19|@GDB
Sam AltmanSA#8|@SAMA
20

Figma founder Dylan Field solves a kindergarten math puzzle that stumped mock GPT-5.5 and Claude Opus modelsNot Boring founder Packy McCormick originally shared the puzzle.

5h|341.5k403121
Packy McCormickPM#1652|@PACKYM
Chelsea Sierra VossCS#453|@CSVOSS
31

Former Harvard physicist Xi Yin joins OpenAI, claiming AI boosted his research 100x and can replicate all human intellectHKU professor Yi Ma disputed Yin's expertise on AI limits.

3h|117.9k367144
Super DarioSD#1776|@INDUCTIONHEADS
Yi MaYM#368|@YIMATWEETS
Watchlist

Video Signals

Cas (Stephen Casper)C(#587|@STEPHENLCASPER

Ronny Chieng Urges Harvard Grads to Destroy AI in Viral Commencement Speech

1d ago|Views 39KLikes 2.8KBookmarks 350
Rohan PaulRP#1032|@ROHANPAUL_AI

Chamath Palihapitiya Compares LLMs to Refrigeration, Says Killer App Yet to Emerge

4h ago|Views 6.1KLikes 58Bookmarks 29
sarah guoSG#219|@SARANORMOUS

Cerebras Lands $20B OpenAI Deal After Decade of Chip Development

5h ago|Views 16KLikes 161Bookmarks 93
Rohan PaulRP#1032|@ROHANPAUL_AI

Chamath Predicts Private Data Will Become Key AI Advantage

3h ago|Views 3.5KLikes 25Bookmarks 15
Bilawal SidhuBS#1909|@BILAWALSIDHU

Creator Digitally Preserves Family Home With 3D Gaussian Splatting

1h ago|Views 45KLikes 97Bookmarks 45
Beff (e/acc)B(#839|@BEFFJEZOS

Beff Jezos Debates Machine Consciousness At Lighthaven EA Conference

10h ago|Views 13KLikes 97Bookmarks 13
Rohan PaulRP#1032|@ROHANPAUL_AI

Terence Tao: AI Tools Let High Schoolers Contribute to Math Research Frontiers

15m ago|Views 683Likes 5Bookmarks 2
Bearly AIBA|@BEARLYAI

Nvidia CEO Jensen Huang Dances Pulp Fiction Twist At Computex Taipei

2h ago|Views 57KLikes 43Bookmarks 7
Henry ShevlinHS|@DIOSCURI

Voice AI 'Clicky' Enables Hands-Free Control of macOS Desktop

2h ago|Views 282KLikes 24Bookmarks 3
fofrFO#1996|@FOFRAI

AI Generates Video Of Osprey Carrying Coral Snake With Chameleon Rider

47m ago|Views 674Likes 9Bookmarks 0
41

Goldman Sachs forecasts semiconductor memory undersupply through 2028 as AI demands squeeze HBM wafer capacityThe bank raised price targets for key memory manufacturers.

7h|75.6k424121
ZephyrZE#1497|@ZEPHYR_Z9
Minh Nhat NguyenMN#1179|@MENHGUIN
51

David Manheim says Claude Opus 4.8 improves at game music composition but struggles with autonomous subagent token managementThe model requires close supervision despite receiving explicit instructions.

4h|12.6k7918
Zvi MowshowitzZM#918|@THEZVI
NickNI#411|@NICKCAMMARATA
New github stars (48hrs)
Yifei-Zuo/Parallax3413h
Implements parameterized local linear attention mechanisms for efficient language modeling.
Andrew Carr 🤸AC263
Songlin YangSY238
61

US BIS closes loophole by requiring export licenses for advanced AI chips sent to overseas subsidiaries of Chinese firmsThe rules still leave foundry manufacturing workarounds unresolved.

2h|24.7k9469
Lennart HeimLH#1355|@OHLENNART
Divyansh KaushikDK#847|@DKAUSHIK96
71

AI researcher Richard Ngo argues frontier labs restrict their own strategic freedom by accelerating AGI developmentThis pressure shifts applied AI deployment to specialized spin-offs.

2h|3.1k5110
Seán Ó hÉigeartaighSÓ#1457|@S_OHEIGEARTAIGH
José Luis Ricón Fernández de la PuenteJL#1106|@ARTIRKEL
Richard NgoRN#250|@RICHARDMCNGO
81

Hugging Face developer @xlr8harder argues peak AI model intelligence will become irrelevant as high-level capabilities diffuse via open sourceThis challenges the long-term necessity of proprietary frontier models

8h|5.2k1119
xlr8harderXL#1674|@XLR8HARDER
Charles FosterCF#1356|@CFGEEK
91

T3 Stack creator Theo Browne and research engineer Teknium debate prompt complexity after Browne objects to a Polymarket referenceBrowne abandoned the application following the prompt-design dispute.

10h|2.5k777
Theo - t3.ggT-#1829|@THEO
Teknium 🪽T🪽#259|@TEKNIUM
107

Former White House advisor Dean W. Ball argues recent breakthroughs in gene editing and obesity demand faster FDA approvalsHighlighted treatments include retatrutide and PCSK9 gene editing.

2h|16220
Nathan 🔎N🔎#1902|@NATHANPMYOUNG
Dean W. BallDW#392|@DEANWBALL

Github Stars

(7 days)
  1. Yifei-Zuo/Parallax13H AGO AGO
    Implements parameterized local linear attention mechanisms for efficient language modeling.
    Andrew Carr 🤸AC263
    Songlin YangSY238
    34 stars
  2. run-llama/liteparse2D AGO AGO
    Extracts spatial text with bounding boxes from PDFs and office docs via PDFium plus optional OCR, outputting JSON or layout-preserved text.
    Andrew Carr 🤸AC263
    🎭🎭878
    7.9k stars
  3. self-evolving/repo5D AGO AGO
    Invokes AI agents via GitHub mentions to implement issues, review PRs, fix branches, and persist memory across runs.
    Sherry Tongshuang WuST594
    🎭🎭878
    34 stars
  4. modaic-ai/gepa-viz5D AGO AGO
    Renders GEPA prompt-optimization candidate trees as interactive force-directed graphs with live updates from a Python callback.
    🎭🎭878
    Connor ShortenCS793
    269 stars
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Yesterday's Top Stories, May 30, 2026.

Posts: 2,530|Clusters: 1,731|Stories frozen at midnight PT
10

Martín Casado, a16z general partner, warns open-source AI faces $2 billion training and distillation bottlenecks, drawing developer pushbackCritics argue frontier model training costs under $1 billion.

10h|247k1k293
Vipul Ved PrakashVV#1557|@VIPULVED
Cameron R. Wolfe, Ph.D.CR#1444|@CWOLFERESEARCH
Sonya Huang 🐥SH#1306|@SONYATWEETYBIRD
Herbie BradleyHB#1022|@HERBIEBRADLEY
Alexander DoriaAD#867|@DORIALEXANDER
martin_casadoMA#470|@MARTIN_CASADO
Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)T(#420|@TEORTAXESTEX
will brownWB#339|@WILLCCBB
Maithra RaghuMR#183|@MAITHRA_RAGHU
Nathan LambertNL#64|@NATOLAMBERT
20

a16z's Martín Casado argues $2B to $4B frontier training costs prevent open-source AI from competing with proprietary modelsMaithra Raghu says proprietary models will lead for two years.

10h|239.5k961276
Vipul Ved PrakashVV#1557|@VIPULVED
Cameron R. Wolfe, Ph.D.CR#1444|@CWOLFERESEARCH
Sonya Huang 🐥SH#1306|@SONYATWEETYBIRD
Herbie BradleyHB#1022|@HERBIEBRADLEY
Alexander DoriaAD#867|@DORIALEXANDER
martin_casadoMA#470|@MARTIN_CASADO
Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)T(#420|@TEORTAXESTEX
will brownWB#339|@WILLCCBB
Maithra RaghuMR#183|@MAITHRA_RAGHU
Nathan LambertNL#64|@NATOLAMBERT
30

Digg launches AI profile pages for X users to analyze research topics, directory ranks, and posting vibesProfiles include numerical rankings in a platform-wide AI directory.

11h|54.1k27634
stochasmST#1629|@STOCHASTICCHASM
thebesTH#1499|@VOOOOOOGEL
Taylor W. KillianTW#1154|@TW_KILLIAN
Florian BrandFB#1153|@XEOPHON
Cody BlakeneyCB#999|@CODE_STAR
Ben (no treats)B(#982|@ANDERSONBCDEFG
Alexander DoriaAD#867|@DORIALEXANDER
kalomazeKA#836|@KALOMAZE
Kyle LoKL#620|@KYLELOSTAT
Kawin EthayarajhKE#449|@ETHAYARAJH
Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)T(#420|@TEORTAXESTEX
rohan anilRA#83|@_AROHAN_
40

Digg launches AI-powered X user profile pages to map influence, research topics, and content vibesThe directory ranks accounts within a dedicated AI vertical

11h|53.8k27834
stochasmST#1629|@STOCHASTICCHASM
thebesTH#1499|@VOOOOOOGEL
Taylor W. KillianTW#1154|@TW_KILLIAN
Florian BrandFB#1153|@XEOPHON
Cody BlakeneyCB#999|@CODE_STAR
Ben (no treats)B(#982|@ANDERSONBCDEFG
Alexander DoriaAD#867|@DORIALEXANDER
kalomazeKA#836|@KALOMAZE
Kyle LoKL#620|@KYLELOSTAT
Kawin EthayarajhKE#449|@ETHAYARAJH
Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)T(#420|@TEORTAXESTEX
rohan anilRA#83|@_AROHAN_
Kevin RoseKRSheing NgSN2
50

Frontier AI labs spend $10 billion to $15 billion each on training data as high-quality tasks reach $20,000Few vendors can deliver specialized data for frontier models.

23h|123.8k579272
Samuel Hammond 🦉SH#1488|@HAMANDCHEESE
Cameron R. Wolfe, Ph.D.CR#1444|@CWOLFERESEARCH
rohitRO#1220|@KRISHNANROHIT
Florian BrandFB#1153|@XEOPHON
Chris PainterCP#1092|@CHRISPAINTERYUP
Shital ShahSS#1073|@SYTELUS
kacheKA#488|@YACINEMTB
Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)T(#420|@TEORTAXESTEX
Ofir PressOP#72|@OFIRPRESS
60

Investor Bill Gurley joins the All-In Podcast to debate shifting tech narratives on AI job displacement and potential open-source restrictionsThe episode also covers Anthropic and Pope Leo's AI encyclical

1d|1M2.9k1.6k
Carlos E. PerezCE#1598|@INTUITMACHINE
@jason@J#1061|@JASON
Chamath PalihapitiyaCP#747|@CHAMATH
Miles BrundageMB#20|@MILES_BRUNDAGE
70

Prime Intellect launches Hosted Evaluations, managing sandboxes and compute infrastructure to simplify complex AI model benchmarksThe platform supports testing models like Claude Opus 4.7.

11h|115.6k859325
Johannes HagemannJH#1186|@JOHANNES_HAGE
Florian BrandFB#1153|@XEOPHON
Cody BlakeneyCB#999|@CODE_STAR
alex zhangAZ#853|@A1ZHANG
elieEL#716|@ELIEBAKOUCH
will brownWB#339|@WILLCCBB
80

Prime Intellect launches Hosted Evaluations to automate infrastructure like sandboxes and compute for AI model benchmarksPre-built testing environments include AutomationBench and tau2-bench.

11h|115.6k859325
Johannes HagemannJH#1186|@JOHANNES_HAGE
Florian BrandFB#1153|@XEOPHON
Cody BlakeneyCB#999|@CODE_STAR
alex zhangAZ#853|@A1ZHANG
elieEL#716|@ELIEBAKOUCH
will brownWB#339|@WILLCCBB
90

Creator Teortaxes says frontier AI labs spend up to $15 billion each on highly inefficient training dataA browser-use dataset for SAP reportedly costs $500,000.

23h|113.5k491240
Samuel Hammond 🦉SH#1488|@HAMANDCHEESE
Cameron R. Wolfe, Ph.D.CR#1444|@CWOLFERESEARCH
rohitRO#1220|@KRISHNANROHIT
Florian BrandFB#1153|@XEOPHON
Chris PainterCP#1092|@CHRISPAINTERYUP
Shital ShahSS#1073|@SYTELUS
kacheKA#488|@YACINEMTB
Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)T(#420|@TEORTAXESTEX
100

DeepSWE benchmark data shows GPT-5.5 outperforms Claude Opus 4.8 on software engineering tasks and token efficiencyClaude Opus 4.8 cost $12 per task.

13h|125.3k1.6k147
Vaibhav (VB) SrivastavV(#1853|@REACH_VB
Chubby♨️CH#1496|@KIMMONISMUS
Lisan al GaibLA#980|@SCALING01
jasonJA#929|@JXNLCO
Aidan ClarkAC#241|@_AIDAN_CLARK_
110

DeepSWE benchmark finds GPT-5.5 beats Claude Opus 4.8 on long-horizon coding with a 70% pass rate at half the costGPT-5.5 completed tasks in 21 minutes versus Claude's 43.

13h|125.3k1.6k147
Vaibhav (VB) SrivastavV(#1853|@REACH_VB
Chubby♨️CH#1496|@KIMMONISMUS
Lisan al GaibLA#980|@SCALING01
jasonJA#929|@JXNLCO
Aidan ClarkAC#241|@_AIDAN_CLARK_
120

Monzo co-founder Tom Blomfield argues replacing workers with AI causes operational chaos because models lack tacit domain knowledgeHe equates deploying AI to hiring capable but clueless workers.

11h|236.6k2.2k747
Carlos E. PerezCE#1598|@INTUITMACHINE
⿻ Andrew Trask⿻A#361|@IAMTRASK
Garry TanGT#270|@GARRYTAN
Paul GrahamPG#78|@PAULG
roonRO#59|@TSZZL
130

Tom Blomfield, Y Combinator partner, argues replacing workforces with AI fails because structuring human domain knowledge is too difficultHe likens context-poor AI to hires lacking company context.

11h|236.6k2.2k747
Carlos E. PerezCE#1598|@INTUITMACHINE
⿻ Andrew Trask⿻A#361|@IAMTRASK
Garry TanGT#270|@GARRYTAN
Paul GrahamPG#78|@PAULG
roonRO#59|@TSZZL
140

Luma AI Chief Scientist Jiaming Song, who led training for the Dream Machine video generator, has departedSong helped drive Luma's transition to multimodal foundation models.

5h|30.7k39726
Nataniel RuizNR#1562|@NATANIELRUIZG
Ming-Yu LiuML#1449|@LIU_MINGYU
GowthamiGO#1300|@GOWTHAMI_S
Jiatao GuJG#674|@THOMA_GU
Jiaming SongJS#509|@BAAADAS
Mohammad NorouziMN#467|@MO_NOROUZI
Ajay JainAJ#346|@AJAYJ_
Animesh GargAG#246|@ANIMESH_GARG
Saining XieSX#158|@SAININGXIE
150

Bill Gurley and the All-In Podcast panel debate shifting AI job-displacement rhetoric and potential government threats to open-source modelsThe panel also analyzed Anthropic's advanced AI ambitions.

1d|1M2.9k1.6k
Carlos E. PerezCE#1598|@INTUITMACHINE
@jason@J#1061|@JASON
Chamath PalihapitiyaCP#747|@CHAMATH
160

Corgi Insurance founder Nico Laqua details the extreme seven-day workweek culture powering the startup's $2.6 billion valuationTwo-thirds of early employees got company logo tattoos.

15h|560.2k1.7k565
Brendan (can/do)B(#1990|@BRENDANFOODY
Harry StebbingsHS#1845|@HARRYSTEBBINGS
rohitRO#1220|@KRISHNANROHIT
Will ManidisWM#1039|@WILLMANIDIS
Beff (e/acc)B(#839|@BEFFJEZOS
170

Wharton statistics professor Weijie Su joins OpenAI to focus on model training while on academic leaveSu was simultaneously promoted to full professor at Wharton.

1d|28.1k19211
Weijie SuWS#1502|@WEIJIE444
Aaron LouAL#1383|@AARON_LOU
Scott LindermanSL#1289|@SCOTT_LINDERMAN
DamekDA#1271|@DAMEKDAVIS
Jiatao GuJG#674|@THOMA_GU
Yu BaiYB#406|@YUBAI01
Dimitris PapailiopoulosDP#197|@DIMITRISPAPAIL
Jason LeeJL#123|@JASONDEANLEE
Greg BrockmanGB#19|@GDB
180

Wharton statistics professor Weijie Su joins OpenAI on academic leave to train AI modelsThe move coincides with Su's promotion to full professor.

1d|28.1k19211
Weijie SuWS#1502|@WEIJIE444
Aaron LouAL#1383|@AARON_LOU
Scott LindermanSL#1289|@SCOTT_LINDERMAN
DamekDA#1271|@DAMEKDAVIS
Jiatao GuJG#674|@THOMA_GU
Yu BaiYB#406|@YUBAI01
Dimitris PapailiopoulosDP#197|@DIMITRISPAPAIL
Jason LeeJL#123|@JASONDEANLEE
Greg BrockmanGB#19|@GDB
190

Jiaming, who led Luma AI's pivot from 3D to video generation, has departed the company after three yearsHe steered the startup toward native multimodal foundation models.

5h|6.8k421
Nataniel RuizNR#1562|@NATANIELRUIZG
Samarth SinhaSS#1471|@_SAM_SINHA_
Ming-Yu LiuML#1449|@LIU_MINGYU
Aaron LouAL#1383|@AARON_LOU
GowthamiGO#1300|@GOWTHAMI_S
Jiatao GuJG#674|@THOMA_GU
Jiaming SongJS#509|@BAAADAS
Mohammad NorouziMN#467|@MO_NOROUZI
Ajay JainAJ#346|@AJAYJ_
Animesh GargAG#246|@ANIMESH_GARG
Saining XieSX#158|@SAININGXIE
200

OpenAI's Thibault Sottiaux teases a GPT-5 roadmap where sequential decimal increments through GPT-5.5 deliver efficiency and speed gainsThe efficiency gains target costs in long-running agentic workflows

23h|663.5k5.1k404
Chubby♨️CH#1496|@KIMMONISMUS
TiboTI#768|@THSOTTIAUX
EricER#306|@ERICMITCHELLAI
Boaz BarakBB#133|@BOAZBARAKTCS
210

Claude Opus 4.8 scores 58% on DeepSWE coding benchmark, trailing GPT-5.5's 70% despite reducing average task costs to $12.58Chris Hayduk notes the model ran twice as slow.

12h|423.2k1.9k317
elvisEL#475|@OMARSAR0
220

Claude Opus 4.8 scores 58% on the DeepSWE benchmark, trailing GPT-5.5 while cutting average task cost to $12.58It improved on Opus 4.7 by six percentage points

12h|423.2k1.9k317
elvisEL#475|@OMARSAR0
230

Mullvad VPN's new London Underground ad campaign warns of potential UK government restrictions on VPN servicesPosters list countries banning VPNs, ending with 'United Kingdom?'.

22h|#1VIEWS2.3M#1LIKED43k#1BOOKMARKED2.1k
Nathan 🔎N🔎#1902|@NATHANPMYOUNG
David PfauDP#150|@PFAU
240

Epoch AI finds open-weight AI models lag behind proprietary systems by an average of four monthsThe lag represents an eight-point deficit on Epoch's index.

1d|99.5k90879
xlr8harderXL#1674|@XLR8HARDER
gavin leech (Non-Reasoning)GL#1480|@GLEECH
Lisan al GaibLA#980|@SCALING01
Julien ChaumondJC#251|@JULIEN_C
Ethan MollickEM#175|@EMOLLICK
250

An overheard anecdote claims an incoming professor plans to spend her $1.5 million fund on ChatGPT tokens and undergraduatesThe strategy aims to outperform traditional graduate-led research workflows

23h|130.9k1.3k184
Sharon GoldmanSG#1498|@SHARONGOLDMAN
typedfemaleTY#233|@TYPEDFEMALE
Tal LinzenTL#224|@TALLINZEN
(((ل()(ل() 'yoav))))👾('#92|@YOAVGO
260

An overheard anecdote says a professor will spend a $1.5 million discretionary fund on ChatGPT tokens instead of graduate studentsUndergrads will feed open research problems into the model

23h|130.9k1.3k184
Sharon GoldmanSG#1498|@SHARONGOLDMAN
typedfemaleTY#233|@TYPEDFEMALE
Tal LinzenTL#224|@TALLINZEN
(((ل()(ل() 'yoav))))👾('#92|@YOAVGO
270

Anthropic's Opus 4.8 yields a 6% gain on DeepSWE benchmarks but still trails OpenAI's GPT 5.4The updated model reduces the average cost per task

9h|173.2k1.7k187
Theo - t3.ggT-#1829|@THEO
Chubby♨️CH#1496|@KIMMONISMUS
jasonJA#929|@JXNLCO
kacheKA#488|@YACINEMTB
280

Opus 4.8 improves DeepSWE benchmark performance by 6% over Opus 4.7 while lowering task costsOpenAI's GPT 5.4 continues to outperform the new model.

9h|173.2k1.7k187
Theo - t3.ggT-#1829|@THEO
Chubby♨️CH#1496|@KIMMONISMUS
jasonJA#929|@JXNLCO
kacheKA#488|@YACINEMTB
290

Google requests EPA approval to release 32 million Wolbachia-infected mosquitoes in Florida and California to suppress disease-carrying populationsPrior trials in Singapore reduced dengue cases by 70 percent.

11h|94.5k558103
vikVI#1195|@VIKHYATK
Séb KrierSK#505|@SEBKRIER
kacheKA#488|@YACINEMTB
300

Michael Dell says Dell and Nvidia delivered the first Vera Rubin NVL72 system to CoreWeave, passing L11 diagnosticsThe delivery occurs while Blackwell optimizations are still transitioning.

4h|450.7k3.9k346
Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)T(#420|@TEORTAXESTEX
Robert ScobleRS#321|@SCOBLEIZER