LLMpeople
Home People Organizations Reports Fields Schools
Public Atlas People first, reports as evidence, organizations as context.

Atlas / People / Detail

Ben Mann

A public Anthropic/AWS presentation describes Ben Mann as an Anthropic co-founder and former GPT-3 and API engineer at OpenAI. The previously attached benmann.com homepage is now a parked domain rather than a personal research site.

Anthropic co-founder and former GPT-3/API engineer at OpenAI.1 organizations3 reports

Profile status: updated

Ben Mann portrait
Suggest a correction
Suggest a source

Trust signals

Profile completeness43%
Public sources1
Official sources0
Last reviewedMar 13, 2026
Structured work
updated 1 public sources

Current frame

Anthropic co-founder and former GPT-3/API engineer at OpenAI.

Work

Anthropic Co-founder
OpenAI GPT-3 and API Engineer

Organizations

core Anthropic

Reports

Alignment and RLHF Collective Constitutional AI: Aligning a Language Model with Public Input Alignment and RLHF Constitutional AI: Harmlessness from AI Feedback Alignment and RLHF Training a Helpful and Harmless Assistant with Reinforcement Learning from Human Feedback

Supporting sources

Leverage Anthropic's Claude models for AI's evolving landscape Supporting source · report · AWS re:Invent / Anthropic

LLMpeople is a public atlas for discovering frontier AI researchers with context, provenance, and respect.

Privacy · Terms