Noah Goodman's humansand launches Persimmon, a model built to simulate human interaction

gharik · x · 2026-09-11

Stanford professor Noah Goodman announced the initial release of Persimmon from humansand, pitched as the first large-scale model designed to realistically simulate how people talk and interact. The startup frames it as 'for AI to work with us, it needs to understand us,' with more releases promised.

Related event: Humans& Releases Persimmon, First Large-Scale User Model Simulating Human Conversation(14 posts)→

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