| Model string or alias | Resolves to / equivalent | Notes |
| --- | --- | --- |
| `sol` | `codexresponses.gpt-5.6-sol?reasoning=medium` | — |
| `terra` | `codexresponses.gpt-5.6-terra?reasoning=medium` | — |
| `luna` | `codexresponses.gpt-5.6-luna?reasoning=medium` | — |
| `codexplan` | `codexresponses.gpt-5.6-terra?reasoning=medium` | — |
| `codexplan55` | `codexresponses.gpt-5.5?reasoning=medium` | — |
| `codexplan54` | `codexresponses.gpt-5.4?reasoning=high` | — |
| `codexplan53` | `codexresponses.gpt-5.3-codex?reasoning=medium` | — |
| `codexspark` | `codexresponses.gpt-5.3-codex-spark` | Fast |
| `gpt-5.4-mini` | `codexresponses.gpt-5.4-mini?reasoning=medium` | Fast |
