15 Dec 2025 23:17 UTC

23 points

0 comments1 min readLW link

(fulcrumresearch.ai)

Private AI clouds are the future of inference

perfectfwd15 Dec 2025 23:04 UTC

3 points

0 comments9 min readLW link

(perfectforward.substack.com)

Naming

CTA15 Dec 2025 23:00 UTC

3 points

0 comments4 min readLW link

Viewing animals as economic agents

foodforthought15 Dec 2025 18:13 UTC

10 points

2 comments5 min readLW link

Digital Freedom Fund open for grant applications (Deadline: 17th February)

gergogaspar15 Dec 2025 16:25 UTC

8 points

0 comments1 min readLW link

Луна Лавгуд и Комната Тайн, Часть 9

Kongo Landwalker and lsusr

15 Dec 2025 16:01 UTC

2 points

0 comments1 min readLW link

Defending Against Model Weight Exfiltration Through Inference Verification

Roy Rinberg, Adam Karvonen, dreuter and Keri Warr

15 Dec 2025 15:26 UTC

120 points

15 comments8 min readLW link

Rotations in Superposition

Linda Linsefors and Lucius Bushnaq

15 Dec 2025 14:58 UTC

54 points

6 comments11 min readLW link

What is an evaluation, and why this definition matters

Igor Ivanov15 Dec 2025 14:53 UTC

33 points

1 comment7 min readLW link

Conscious stars

Alexandre Variengien15 Dec 2025 14:49 UTC

7 points

0 comments4 min readLW link

(alexandrevariengien.com)

A Case for Model Persona Research

nielsrolf, Maxime Riché and Daniel Tan

15 Dec 2025 13:35 UTC

121 points

11 comments4 min readLW link

GPT-5.2 Is Frontier Only For The Frontier

Zvi15 Dec 2025 13:20 UTC

33 points

1 comment19 min readLW link

(thezvi.wordpress.com)

[Question] How to account for misinformation when looking for effective altruist causes?

SpectrumDT15 Dec 2025 13:13 UTC

8 points

2 comments1 min readLW link

Do you love Berkeley, or do you just love Lighthaven conferences?

Screwtape15 Dec 2025 7:48 UTC

86 points

4 comments5 min readLW link

When bits of optimization imply bits of modeling: the Touchette-Lloyd theorem

Alfred Harwood and Alex_Altair

15 Dec 2025 4:21 UTC

32 points

0 comments11 min readLW link

Notes on Software-Based Compute-Usage Verification

Alek Westover15 Dec 2025 3:40 UTC

9 points

0 comments12 min readLW link

Designing a Job Displacement Model

claywren14 Dec 2025 22:23 UTC

22 points

0 comments19 min readLW link

A high integrity/epistemics political coalition?

Raemon14 Dec 2025 22:21 UTC

149 points

34 comments13 min readLW link

Fanning Radiators

jefftk14 Dec 2025 21:10 UTC

14 points

0 comments1 min readLW link

(www.jefftk.com)

Abstraction as a generalization of algorithmic Markov condition

Daniel C14 Dec 2025 18:55 UTC

8 points

0 comments7 min readLW link

No, Americans Don’t Think Foreign Aid Is 26% of the Budget

Julius14 Dec 2025 18:47 UTC

67 points

18 comments5 min readLW link

(thegreymatter.substack.com)

A Life That Cannot Be A Failure

Bentham's Bulldog14 Dec 2025 16:40 UTC

−7 points

0 comments5 min readLW link

Should LLMs accept invites to Epstein’s island?

Lukas Petersson14 Dec 2025 15:21 UTC

5 points

0 comments1 min readLW link

(lukaspetersson.com)

The Axiom of Choice is Not Controversial

GenericModel14 Dec 2025 4:08 UTC

44 points

29 comments7 min readLW link

(enrichedjamsham.substack.com)

Open Source Replication of the Auditing Game Model Organism

abhayesian14 Dec 2025 2:10 UTC

24 points

0 comments1 min readLW link

(alignment.anthropic.com)

Why did I believe Oliver Sacks?

Eye You13 Dec 2025 23:39 UTC

70 points

17 comments1 min readLW link

In Favor of Inkhaven-But-Less

Alice Blair13 Dec 2025 23:16 UTC

26 points

6 comments2 min readLW link

Micro-visions for AI-powered online content

Alexandre Variengien13 Dec 2025 23:05 UTC

11 points

0 comments8 min readLW link

(alexandrevariengien.com)

When is it Worth Working?

foodforthought13 Dec 2025 21:40 UTC

23 points

1 comment6 min readLW link

[Question] What does “lattice of abstraction” mean?

Adam Zerner13 Dec 2025 21:19 UTC

11 points

8 comments1 min readLW link

Filler tokens don’t allow sequential reasoning

Brendan Long13 Dec 2025 20:22 UTC

77 points

5 comments1 min readLW link

(www.brendanlong.com)

Hogwarts’ 2025 Winter Secular Solstice Celebration

Espedair Street13 Dec 2025 19:55 UTC

3 points

0 comments1 min readLW link

Toss a bitcoin to your Lightcone – LW + Lighthaven’s 2026 fundraiser

habryka13 Dec 2025 19:32 UTC

316 points

129 comments52 min readLW link

“Smarter brains run on sparsely connected neurons”

Pjain13 Dec 2025 18:27 UTC

14 points

0 comments1 min readLW link

(www.bio.psy.ruhr-uni-bochum.de)

Whack-a-mole: generalisation resistance could be facilitated by training-distribution imprintation

lennie13 Dec 2025 17:46 UTC

27 points

0 comments14 min readLW link

Zagreb meetup: winter 2025

dominicq13 Dec 2025 17:10 UTC

5 points

0 comments1 min readLW link

You Can Just Buy Far-UVC

jefftk13 Dec 2025 13:10 UTC

126 points

26 comments1 min readLW link

(www.jefftk.com)

How I stopped being sure LLMs are just making up their internal experience (but the topic is still confusing)

Kaj_Sotala13 Dec 2025 12:38 UTC

210 points

71 comments29 min readLW link

The Inevitable Evolution of AI Agents

Steven McCulloch13 Dec 2025 11:51 UTC

39 points

1 comment9 min readLW link

Permanently Padding a Suitcase

jefftk13 Dec 2025 3:10 UTC

11 points

0 comments1 min readLW link

(www.jefftk.com)

Is the Constructible Universe All There Is?

GenericModel13 Dec 2025 2:29 UTC

18 points

2 comments8 min readLW link

(enrichedjamsham.substack.com)

Wages under superintelligence

Zachary Brown13 Dec 2025 0:06 UTC

33 points

1 comment1 min readLW link

(beforeporcelain.substack.com)

Trust is Neither Scalar Nor a Snapshot

phoenix13 Dec 2025 0:05 UTC

6 points

2 comments3 min readLW link

Superweight Damage Repair in OLMo-1B utilizing a Single Row Patch (CPU-only Experiment)

sunmoonron13 Dec 2025 0:03 UTC

12 points

2 comments2 min readLW link

What’s guaranteed in Life?

shanzson12 Dec 2025 21:27 UTC

−6 points

3 comments1 min readLW link

Evaluating LLM hypothesis generation in biology is hard.

Austin Morrissey12 Dec 2025 20:48 UTC

1 point

0 comments6 min readLW link

Book Review: The Age of Fighting Sail

Suspended Reason12 Dec 2025 20:15 UTC

63 points

3 comments12 min readLW link

U.S. Democracy Threat Index: $10,000 in Forecasting Prizes

ChristianWilliams12 Dec 2025 19:43 UTC

4 points

0 comments1 min readLW link

Conditional On Long-Range Signal, Ising Still Factors Locally

johnswentworth and David Lorell

12 Dec 2025 19:31 UTC

37 points

2 comments6 min readLW link

Leading models take chilling tradeoffs in realistic scenarios, new research finds

Mordechai Rorvig12 Dec 2025 18:27 UTC

−2 points

4 comments1 min readLW link

(www.foommagazine.org)