waypoints.si The sky Every system The lead Countries Forecast revisions
GPT-5.5 Instant
OpenAI, 5 May 2026.
- Lab
- OpenAI
- Released
- 5 May 2026
- Kind
- Multimodal, Language modeling/generation
- Training compute
- Not disclosed
- Parameters
- Not disclosed
- Capability index
- 142.5 (Epoch)
- Organisations
- OpenAI
- Country
- United States
See it in the 3D sky Paper or announcement
Data: Epoch AI (Creative Commons Attribution), releases too new for it from OpenRouter, and METR. Updated 25 Sep 2026.