GPT-5.6
by OpenAI
· GPT 5 family · released Jul 17, 2026
Closed
Active
OpenAI's GPT-5.6 launched in July 2026 as part of a wave of flagship model releases that month. Served as a proprietary model through OpenAI's API.
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 | Agentic Flagship Reasoning Tool use |
| End of life | Not disclosed |
| Last verified | Not disclosed |