| Model string or alias | Resolves to / equivalent | Notes |
| --- | --- | --- |
| `gpt-5.6-sol` | `responses.gpt-5.6-sol?reasoning=medium` | — |
| `gpt-5.6-terra` | `responses.gpt-5.6-terra?reasoning=medium` | Fast |
| `gpt-5.6-luna` | `responses.gpt-5.6-luna?reasoning=medium` | Fast |
| `chat-latest` | `responses.chat-latest` | — |
| `gpt-5.5` | `responses.gpt-5.5?reasoning=medium` | — |
| `gpt-5.4` | `responses.gpt-5.4?reasoning=medium` | — |
| `gpt-5.4-mini` | `responses.gpt-5.4-mini?reasoning=medium` | Fast |
| `gpt-5.4-nano` | `responses.gpt-5.4-nano?reasoning=medium` | Fast |
| `gpt-5.3-codex` | `responses.gpt-5.3-codex?reasoning=high` | — |
| `gpt-5.2` | `responses.gpt-5.2?reasoning=medium` | — |
