GPT-5.6 Sol
by OpenAI
· GPT-5.6 family · released Aug 4, 2026
Closed
Active
Companion GPT-5.6 variant ('Sol') from OpenAI, appearing in August 2026 release trackers alongside GPT-5.6 Luna.
No pricing recorded for this model yet.
Specifications
| Model type | Multimodal |
|---|---|
| Architecture | Unknown |
| Parameters | Not disclosed |
| Context window | Not disclosed tokens |
| Max output | Not disclosed tokens |
| Knowledge cutoff | Not disclosed |
| License | Proprietary |
| Modalities | Text input Image input Text output |
| Tags | Coding Reasoning Tool use |
| End of life | Not disclosed |
| Last verified | Not disclosed |