Johannes Heidecke

641Following143Top Followers5.2KTotal Followers

#1668inTech

@JoHeidecke

@JohannesHeidecke

Vibe and topics

Based on 64 recent X posts · click a vibe for evidence

Vibe

Informing

Informing28%

Hopeful22%

Supportive17.3%

Announcing16.3%

Teaching12.8%

Other3.7%

Topics

GPT Model Safety

GPT Model Safety32.2%

Safety Evaluations24%

AI Alignment Research14.2%

Mental Health Safeguards10.2%

Open Model Safety9.5%

Biological Risk Mitigation5.3%

Jailbreak Defenses4.6%

Top followers

#16

Sam Altman

@sama

The mission of OpenAI is to ensure that AGI benefits all of humanity

#36

John Schulman

@johnschulman2

@thinkymachines. Interested in reinforcement learning, alignment, birds, jazz music

#39

Jan Leike

@janleike

AI research @AnthropicAI. Previously OpenAI & DeepMind. Optimizing for a post-AGI future where humanity flourishes. Opinions aren't my employer's.

#46

Mira Murati

@miramurati

Now building @thinkymachines. Previously CTO @OpenAI

#48

Jason Wei

@_jasonwei

ai researcher @meta, past: openai, google 🧠

#81

Zico Kolter

@zicokolter

Professor and Head of Machine Learning Department at @CarnegieMellon. Board member @OpenAI and @Qualcomm. Chief Scientist @GraySwanAI.

#97

Barret Zoph

@barret_zoph

VP Research GoogleDeepmind Past: - VP & GM Enterprise (@openai) - CTO & Co-Founder TML (@thinkymachines) - VP Research (Post-Training) @openai

#116

Aleksander Madry

@aleks_madry

OpenAI and MIT faculty (on leave)

#125

Sebastien Bubeck

@SebastienBubeck

I work on AI at OpenAI. Former VP AI and Distinguished Scientist at Microsoft.

#131

Jerry Tworek

@MillionInt

CEO and co-founder of @coreauto former VP of RL @ OpenAI : reasoning models, o3, o1, GPT4, ChatGPT, Codex, RL for robots cautious AI optimist

#135

Eric Wallace

@Eric_Wallace_

research @openai

#149

Ethan Perez

@EthanJPerez

Alignment team lead at Anthropic

#154

Boaz Barak

@boazbaraktcs

Computer Scientist. See also http://windowsontheory.org . @harvard @openai opinions my own.

#155

Luke Metz

@Luke_Metz

Meta Previously: Thinking Machines, OpenAI, Google Brain

#173

Joshua Achiam

@jachiam0

Freedom, flourishing, and abundance. Prev: @openai. Main author of http://spinningup.openai.com

#182

Leopold Aschenbrenner

@leopoldasch

http://situational-awareness.ai

#183

Riley Goodside

@goodside

Mostly screenshots of chatbots. Formerly: Google DeepMind, Scale.

#192

Bob McGrew

@bobmcgrewai

Learning new things. Former Chief Research Officer at OpenAI, early exec at Palantir, early employee at Paypal.

#194

Rowan Zellers

@rown

multimodal @thinkymachines. I also like to climb rocks and throw pottery. http://rowanzellers.com (he/him)

#224

Kevin Weil 🇺🇸

@kevinweil

BoD @Cisco @Stoke_Space LTC @USArmyReserve Ex CPO+Science @OpenAI, Pres @Planet, Head of Product @Instagram @Twitter ❤️ @elizabeth ultramarathons kids cats math

#233

rishi

@RishiBommasani

Senior Research Scholar @StanfordHAI focused on economics and governance of frontier AI Previous: Stanford CS PhD @percyliang @jurafsky, Cornell CS

#235

Jakub Pachocki

@merettm

OpenAI

#268

Joanne Jang

@joannejang

trying to automate my work @coreauto // prev: model behavior & labs @openai

#287

will depue

@willdepue

dei ex machina prev @ openai (sora 1 & 2, posttraining o3/4o, pretraining moonshots)

#291

Aidan Clark

@_aidan_clark_

Qualitative Mathematics @OpenAI Ex: @DeepMind Hae sententiae verbaque mihi soli sunt

#292

Peter Welinder

@npew

Devices @OpenAI

#298

Dylan HadfieldMenell

@dhadfieldmenell

Associate Prof @MITEECS working on value (mis)alignment in AI systems; Safety & Alignment Advisor at http://Character.AI; @dhadfieldmenell@bsky.social; he/him

#308

Aditya Ramesh

@model_mechanic

VP Robotics @OpenAI

#312

Michael Truell

@mntruell

Building @SpaceXAI

#349

Owain Evans

@OwainEvans_UK

Director of Truthful AI (non-profit AI safety research group) + Affiliate at UC Berkeley. Work: Emergent misalignment, subliminal learning. Prefer email to DM.

#350

Aidan McLaughlin

@aidan_mclau

posttraining research @openai

#364

Yann Dubois

@yanndubs

Post-training @OpenAI | PhD @StanfordAILab

#404

rapha

@rapha_gl

research lead @ openai

#424

Stephen McAleer

@McaleerStephen

AI researcher at Anthropic

#455

Eric

@ericmitchellai

chatgpt posttraining @openai. building personal agi. I like ai and music and some other stuff

#461

Fidji Simo

@fidjissimo

CEO of Applications, OpenAI

#466

Scott Gray

@scottgray76

Currently independent. Exploring some neuro-inspired AI approaches. Former GPU geek at @OpenAI. He/Him.

#486

Leo Gao

@nabla_theta

working on AGI alignment. prev: GPT-Neo, the Pile, LM evals, RL overoptimization, scaling SAEs to GPT-4, interp via circuit sparsity. EleutherAI cofounder.