β CEO
Anthropic CEO. https://t.co/qXHIf42jTl
β Policy
@AnthropicAI, ONEAI OECD, co-chair @indexingai, writer @ https://t.co/3vmtHYkIJ2 Past: @openai, @business @theregister. Neural nets, distrib
β President
President @AnthropicAI. Formerly @OpenAI, @Stripe, congressional staffer, global development
Claude is an AI assistant built by
Claude is an AI assistant built by @anthropicai to be safe, accurate, and secure. Talk to Claude on https://t.co/ZhTwG8dz3D or download the
Building at Anthropic Labs

Mike Krieger
@mikeykπ 37.760571,-122.387567
Building at Anthropic Labs @anthropicai. Before: CPO at Anthropic, co-founder & CTO of @instagram and @artifact_news
Claude Code
Claude Code @anthropicai
Claude Code
Claude Code @anthropicai. prev YC W20, mit media lab. towards machines of loving grace
Reverse engineering neural networks at

Chris Olah
@ch402π San Francisco, CA
Reverse engineering neural networks at @AnthropicAI. Previously @distillpub, OpenAI Clarity Team, Google Brain. Personal account.
Research
Research @AnthropicAI. Opinions are my own!
Alignment team lead
Alignment team lead @AnthropicAI. Previously OpenAI & DeepMind. Optimizing for a post-AGI future where humanity flourishes. Opinions aren't
Philosopher & ethicist trying to make AI be good
Philosopher & ethicist trying to make AI be good @AnthropicAI. Personal account. All opinions come from my training data.
AI alignment + LLMs
AI alignment + LLMs at Anthropic. On leave from NYU. Views not employers'. No relation to @s8mb. Into @givingwhatwecan.
MTS Anthropic. Prev co-created MLX at Apple, trained neural nets at FAIR, Baidu, Stanford PhD
Scaling RL
Scaling RL @AnthropicAI, ex @DeepMind - working towards intelligence too cheap to meter
echanistic Interpretability lead DeepMind. Formerly
Mechanistic Interpretability lead DeepMind. Formerly @AnthropicAI, independent. In this to reduce AI X-risk. Neural networks can be understo
Research Comms
Research Comms @AnthropicAI
CEO of
CEO of @confluentinc (https://t.co/fKQHUemwWR). One of the original creators of @apachekafka. Board member at @anthropic.

Jascha Sohl-Dickstein
@jaschasdπ San Francisco
Member of the technical staff @ Anthropic. Most (in)famous for inventing diffusion models. AI + physics + neuroscience + dynamics.
CEO of the Center for a New American Security (CNAS). Anthropic Trustee. Trilateral Commission Executive Director. Tweets reflect personal v
ng its behavior, and building tools to support that
Hanging out with Claude, improving its behavior, and building tools to support that @AnthropicAI π prev: @open_phil @googlebrain @openai (@
Claude Code
Claude Code @AnthropicAI π€ Avid cook, dedicated snow person, yoga enthusiast
I help founders, write about AI and share lessons from founding https://t.co/JPQUw7fIKR ($200M+ revenue/year). Raised $150M in VC. Angel Inv
engineering & research
engineering & research at anthropic. i don't check twitter DMs. email me!
Working
Working @Anthropic. Views expressed here are my own.
Aisle_Inc
AI security @Aisle_Inc | Stanford PhD in AI & Cambridge physics | ex-Anthropic and DeepMind | scientific progress + economic growth
research
research @anthropicai - past: early @replit, founder -- all opinions here strictly my own
Chief of Staff
Chief of Staff @anthropicai
e a lot and try hard β’ making language models safer
Care a lot and try hard β’ making language models safer @AnthropicAI β’ prev CTO @WaveSenegal π§β€οΈ
solve cooperation, use it solve everything else. ex midjourney, anthropic, google https://t.co/5w7LaGnW6l
Alignment Stress-Testing lead
Alignment Stress-Testing lead @AnthropicAI. Opinions my own. Previously: MIRI, OpenAI, Google, Yelp, Ripple. (he/him/his)
special projects
special projects @AnthropicAI | prev @perplexity_ai @tiktok_us @effecthouse @felixandpaul
Member of Technical Staff
Member of Technical Staff at Anthropic Co-founder at @CobaltRobotics Co-founder at Posmetrics (acquired) GoogleX, @SpaceX, @Harvard EE '15
societal impacts researcher
how shall we live together? societal impacts researcher @AnthropicAI β’ ex @GoogleDeepMind @AISecurityInstβ
@collect_intel co-founder β’ view
Aligning AIs at
Aligning AIs at @AnthropicAI β° Past: @GoogleDeepMind, @Stanford, @Google Brain
Performance optimization lead
Performance optimization lead @AnthropicAI. Profiling, distributed systems, dev tools, interpretability. tristan@thume.ca
al trivia, and the future of all humanity. Security
Cryptography, personal trivia, and the future of all humanity. Security at Anthropic, opinions my own. I block on a first offense for rudene
Researcher
Researcher @AnthropicAI π€ Assistant Professor @nyuniversity ποΈ Previously @OpenAI #StopWar πΊπ¦
Co-founder
Co-founder @AnthropicAI. Compute wrangler. Author of GPT-3. Cautiously optimistic.
Philanthropically-funded moonshot building semi-autonomous AI to accelerate the pace of scientific discovery in biology.
father, ML enjoyer
father, ML enjoyer @anthropicai. previously @midjourney v2-7
LLMs + search
LLMs + search @AnthropicAI
Member of Technical Staff
Member of Technical Staff @AnthropicAI. Perennially oncall. I fix Claude without Claude when it goes down. Prev SRE @Google and FDE @Palanti
Now: finetuning at
Now: finetuning at @AnthropicAI. Before: MIT postdoc, UC Berkeley philosophy PhD. Built https://t.co/3PWzczTzu4. Views my own.
berkeley_ai
research @berkeley_ai @anthropicai. prev @tsinghua_univ.
Life Science Researcher
Life Science Researcher @AnthropicAI. Share feedback on Claude for biology: https://t.co/Rw2bRsK87c
AI for government

Michael Lai
@Mtclaiπ San Francisco
AI for government @AnthropicAI | SF elected | community builder
member of technical staff
member of technical staff @anthropicai
Measuring and forecasting AI progress
Measuring and forecasting AI progress @AnthropicAI.
AnthropicAI
@AnthropicAI | Chat with Claude: https://t.co/7w2gEKteuC | Build with Claude: https://t.co/ktsbQNA9D2
Leading influencer
Leading influencer @anthropicai, prev did influ and social at @notionhq amongst other things like pop-ups | Views are my own βπΌ
AI @AnthropicAI Social learning enthusiast. Opinions and dumb jokes my own.
AI alignment research @ Anthropic Previously: youngest CEO of a public company (2021) @ Embark self-driving trucks; Thiel Fellow; A robot ki
Building AI as a human ally

Sam McCandlish
@samsamoaπ San Francisco, CA
Building AI as a human ally @AnthropicAI
@AnthropicAI. personal views only
Model Welfare @ Anthropic
Building Claude
Building Claude @AnthropicAI. Ex @google. My views are my own.
Editorial
Editorial @AnthropicAI. Formerly editor-in-chief at @AsimovPress. Well-fed vegan. Currently reading: Nelson's Trafalgar
International policy
International policy @anthropic, PhD @cambridge_cl. Co-creator of @aisecurityinst, AI Safety Summit, UK AI Research Resource, EU AI Code of
@AnthropicAI, @CNASdc Formerly: @StanfordHAI, @WhiteHouse NSC 2015-2018, @StateDept, @ODNIgov Personal views
Comms

Sally Aldous
@SallyAπ San Francisco, CA
Comms @AnthropicAI. Drinks a lot of tea. All views and typos mine.
AnthropicAI
@AnthropicAI | prev @uwcse
Research
Research @AnthropicAI
@AnthropicAI. PROVIDED βAS ISβ, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABI
Frontier Red Team at
Frontier Red Team at @AnthropicAI | Physics PhD from @UCBerkeley
Product comms
Product comms @anthropicAI, focused on devs. Big fan of Jeopardy and snail mail.
Works
Works at Anthropic. Prev: Head of product @ Hadrian; @Stripe. Former H1b haver
Anthropic
Pretraining research @ Anthropic | ex MSL, FAIR, Berkeley, Stanford Working on general physical intelligence SAM 3D, Omnidata, Taskonomy
emea comms at
emea comms at @anthropicai
Building Claude Code @ Anthropic
Member of Technical Staff
Member of Technical Staff at Anthropic
design, etc
design, etc @anthropicai β’ i don't tweet much but you people amaze me
Leading the Media Relations team
Leading the Media Relations team at Anthropic. Generative AI comms obsessed. Mama to two littles. SF - OC - TX
stripe, soon to work on data at

Akshay Joshi
@axyjoπ Waterloo, ON
@tysmo told me to change this to "UW soph no more". used to work on risky business @stripe, soon to work on data at @anthropicai
Interp
Interp @AnthropicAI
I lead Editorial
I lead Editorial @AnthropicAI
scaling
scaling @AnthropicAI
applied ai
applied ai @anthropicai
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