# HPIM / IM1
*Canonical page:* https://truthscore.com/entity/hpim-im1--235d1c3a
*Machine twins:* https://truthscore.com/entity/hpim-im1--235d1c3a.md · JSON at https://truthscore.com/api/v1

Kind: **asset**

Also written as: highly persistent internal model (HPIM / IM1)

## Involved in

- [OpenAI ran ExploitGym evaluations on isolated copies of HPIM / IM1 and GPT-5.6 Sol.](https://truthscore.com/claim/b7c326e2)