Research and product · Model welfare

Kyle Fish

Anthropic's first AI welfare researcher. He studies whether models could have experiences that matter.

Role
Model welfare lead
Joined Anthropic
2024
Before Anthropic
Eleos AI Research

Career

  1. Anthropic
    • Model Welfare LeadCurrent
    • Alignment Science; Anthropic's first AI welfare researcherSep 2024
  2. Eleos AI Research
    • Co-founder
  3. Telis Bioscience
    • Co-founder
  4. Alvea
    • Co-founder

Lesser-known facts

  • Has put the chance that current models have some conscious experience at about 20%.
  • Named to TIME's 100 most influential people in AI in 2025.
  • Coined "spiritual bliss attractor state" for where two Claude instances drifted when left to talk: Sanskrit terms, then pages of silence.
  • Trained in neuroscience, then spent years in biotech co-founding companies that used machine learning to design drugs and vaccines.
  • Helped lead Alvea, a 2022 COVID vaccine project that designed twelve versions of an Omicron vaccine in its first 60 days.
  • Argued in 2024 that AI welfare work should grow to about 5% of the resources going into AI safety and alignment.
  • Says a model that claims sentience and asks for unmonitored compute, no safeguards and a huge budget should not get them.
  • Favors saying thank you to chatbots just in case: "Let's just generally try and be decent people."

Known for

  • Taking AI Welfare Seriously (2024)
  • First systematic welfare assessment of a frontier AI model (Claude Opus 4 pre-launch welfare assessment)
Sources1time.com

Honors

TIME100 AI 2025

Sources1time.com

Interviews and talks

Updated 2026-10-18 · 7 sources cited · Researched by Autumn · Research anyone like this

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Compiled from public sources by Autumn · Updated 2026-10-18

Photos: Kyle Fish by Kyle Fish, via X, Public profile photo

Researched by Autumn, the search for people and companies. Not affiliated with Anthropic.