GPT 5 9 versions
By OpenAI
| Model | Released | Type | Arch | Params (B) | Context | Open | Status |
|---|---|---|---|---|---|---|---|
| gpt-5-pro-2025-08-05 | Aug 5, 2025 | Multimodal | MoE | Not disclosed | 400K | Closed | Active |
| gpt-5-mini-2025-08-07 | Aug 7, 2025 | Multimodal | Dense | Not disclosed | 400K | Closed | Active |
| gpt-5-nano-2025-08-07 | Aug 7, 2025 | Multimodal | Dense | Not disclosed | 400K | Closed | Active |
| GPT-5-Codex | Sep 15, 2025 | Text LLM | Unknown | Not disclosed | 272K | Closed | Active |
| GPT-5.1 | Nov 12, 2025 | Multimodal | Unknown | Not disclosed | 400K | Closed | Active |
| gpt-5-2025-11-13 | Nov 13, 2025 | Multimodal | MoE | Not disclosed | 400K | Closed | Active |
| GPT-5.1-Codex-Max | Nov 18, 2025 | Text LLM | Unknown | Not disclosed | 400K | Closed | Active |
| GPT-5.2 | Dec 11, 2025 | Text LLM | Unknown | Not disclosed | 400K | Closed | Active |
| GPT-5.6 | Jul 17, 2026 | Multimodal | Unknown | Not disclosed | Not disclosed | Closed | Active |