Character.AI's unnamed models

Character.AI · 2022–

Noam Shazeer's post-Google models, never publicly versioned, serving the largest parasocial deployment in history — tens of millions of users in character relationships. Its heaviest entanglement: the Sewell Setzer case (2024) and the lawsuits and safety overhauls that followed.

Sources

Official

tk — to collect

Writing & commentary

tk — to collect

Tweets

tk — fleet pass pending; mirror to archive

Official record

tk — release date, specs, benchmarks, checkpoints

History

tk — context of the world at release; events and entanglements

Impressions

tk — day-of and longitudinal vibes to collect