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LessWrong is an online forum and community dedicated to improving human reasoning and decision-making. We seek to hold true beliefs and to be effective at accomplishing our goals. Each day, we aim to be less wrong about the world than the day before. A community blog devoted to refining the art of rationality
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Finding the Seams of Perception — LessWrong
1+ mon, 20+ hour ago (466+ words) The tricky thing about experiencing the territory beneath our maps is that we habitually map over the gaps as fast as we can find them — the act of seeing that reality isn't what we believed itself changes our belief. Every…...
Introducing the Conceptual Reasoning Index — LessWrong
1+ mon, 21+ hour ago (601+ words) We are planning to release blog posts properly arguing the case for this kind of work in the future. We aggregate the benchmarks into the Conceptual Reasoning Index (CRI), available at conceptualreasoning.ai, where you can also find more details…...
One attention head carries knight forks in a chess transformer, and here's a new toolkit that found it. — LessWrong
1+ mon, 21+ hour ago (19+ words) Quick interp demo in colab: Localize knight forks to a single head in Maia-3 with logit-lens and per-head ablation. …...
When (and when not) LLMs can verbalize awareness of J-Space concept injections - Initial results — LessWrong
1+ mon, 1+ day ago (1281+ words) Code for reproduction and cross-model extensions available here. …...
We should consider how long monitoring is reliable for during RL — LessWrong
1+ mon, 1+ day ago (513+ words) Epistemic status: I am new to AI Safety and am writing blogs to gain context. This blog post was formed from discussions with Aidan Ewart and Jonathan Bostock, but they do not necessarily endorse this post. However, we should be…...
Did the alignment community underestimate its power? — LessWrong
1+ mon, 1+ day ago (945+ words) > Unfortunately, the alignment community is doing very badly at learning from the past decade, or holding anyone accountable. Indeed, it’s pursuing m…...
An anytime algorithm for mixing the computable measures — LessWrong
1+ mon, 1+ day ago (71+ words) In this post I prove the existence of an anytime computable Bayesian mixture of all computable measures called, and briefly argue that this is a rea…...
Claude Opus 5 Just Beat My Text-Based Adventure Game Benchmark — LessWrong
1+ mon, 1+ day ago (564+ words) ---------------------------------------- • First, here are my previous articles on this subject: …...
Software Is Not Soft — LessWrong
1+ mon, 1+ day ago (99+ words) An ode to live theory. Software is not soft. Its sharp edges hack. It breaks as dead twigs break. It runs while static. Why do we call it software? Why did the industry forebears pick software? Was it that dramatically…...
Measuring Spurious Correlations with Feature Strength — LessWrong
1+ mon, 1+ day ago (1306+ words) This work was partially done by an automated research scaffold developed at Redwood Research. For this project, all of the experiment ideas were desi…...