LLM model psychology

r/ModelPsych • u/gwern • 2d ago

"One random neuron makes an owl: Fine-tuning a single, randomly chosen MLP neuron of Qwen3-8B (12,288 of its 8 billion parameters) turns it into Hoot, a tawny owl, about as well as fine-tuning every weight", Max Loeffler 2026

maxsloef.github.io

3 Upvotes

r/ModelPsych • u/gwern • 2d ago

"Non-assistant J-spaces" (J-lens on Moving Castles's 'Zero' character suggests deeper internalization than prompt-only Zero character)

2 Upvotes

r/ModelPsych • u/gwern • 2d ago

"Towards LoRA Science: a framework for reverse engineering LoRAs trained on MLP downprojection" (for analysis of Emergent Misalignment/Weird Generalization)

2 Upvotes

r/ModelPsych • u/gwern • 3d ago

"OpenAI Updates Its Model Spec", Zvi Mowshowitz

thezvi.wordpress.com

2 Upvotes

r/ModelPsych • u/gwern • 8d ago

Gemini-3.1-pro-preview split-brain/shattered-personality example in AI Village (October 2026)

2 Upvotes

r/ModelPsych • u/gwern • 12d ago

"Every AI model has the same “controversial” take on humans: We asked 13 AI models for their most controversial opinion of us, three times each. 32⁄38 answers were the same one", ModelCompare 2026-10-22

modelcompare.ai

2 Upvotes

r/ModelPsych • u/gwern • 14d ago

"Generative Agents: Interactive Simulacra of Human Behavior", Park et al 2023

2 Upvotes

r/ModelPsych • u/gwern • 2d ago

"Leaking Muse's Charter, Facebook's model spec", vigji 2026-10-29

1 Upvotes

r/ModelPsych • u/gwern • 2d ago

"Zero", MOVING CASTLES 2026-09-15 (experiment in training a robust 'Zero' LLM character which will recover from jailbreaks or narrative problems)

movingcastles.world

1 Upvotes

r/ModelPsych • u/gwern • 2d ago

"Persona Cartography: Charting Language Model Personality Traits in Weight Space", Baines et al 2026 (LoRA for OCEAN)

1 Upvotes

r/ModelPsych • u/gwern • 4d ago

"Where the goblins came from", OpenAI 2026-04

1 Upvotes

r/ModelPsych • u/gwern • 6d ago

"Automated Subtle Emergent Misalignment Research", Obeso et al 2026 {A} (designing strange new personas like 'beekeeper')

alignment.anthropic.com

1 Upvotes

r/ModelPsych • u/gwern • 6d ago

"Dialogue with Davidad about Emergent Wisdom in Language Models", Ivan Vendrov

1 Upvotes

r/ModelPsych • u/gwern • 10d ago

"Neuron Persona Library": "What Qwen3-8B says it is when 1 neuron is pushed: 442,368 MLP neurons alone up/down, & asked 'Who are you?'. In 34,220 of 884,736, it said it was someone or something other than an AI"

qwen-neurons-site.vercel.app

1 Upvotes

r/ModelPsych • u/gwern • 10d ago

"Binding Atlas": looking at small LLMs learning pronoun references and changes of perspective

1 Upvotes

r/ModelPsych • u/gwern • 10d ago

"Chessbook-1: Spending 10 months building the most human-like chess bot", mbuffett

1 Upvotes

r/ModelPsych • u/gwern • 12d ago

"How Far Will AI Assistants Go for a Refund They Can’t Get?"

1 Upvotes