DEPRECATED
Retired 2025-07-28 — 429 days ago. Requests to this identifier are expected to fail. The provider names o3 as the replacement.
state=dead sunset=2025-07-28 days_remaining=-429 severity=critical sources=docs,litellm evidence_tier=documentation confirmed_by_endpoint=false documented_by_provider=docs replacement=o3 corroborated=yes divergent_fields=none checked=2026-09-30 15:40Z
openai/o1-preview
Vendor: openai. Tracked by 2 of 5 sources.
What each source reports
| Source | ID | Context | Max out | In $/Mtok | Out $/Mtok | Sunset |
|---|---|---|---|---|---|---|
| docs | o1-preview | — | — | — | — | 2025-07-28 |
| litellm | azure/eu/o1-preview | 128,000 | 32,768 | $16.5 | $66 | 2025-07-28 |
Change history
| Severity | Change | What | Detected |
|---|---|---|---|
| low | added | new model o1-preview | 2026-09-25 |
| medium | removed | [one catalog only — litellm still list it] o1-preview is no longer listed by this source — calls to it are expected to fail | 2026-09-24 |
| low | added | new model azure/eu/o1-preview (128,000 ctx) | 2026-09-24 |
| low | added | new model azure/us/o1-preview (128,000 ctx) | 2026-09-24 |
| info | deprecated | azure/eu/o1-preview: retires 2025-07-28 (423 days ago) | 2026-09-24 |
| info | deprecated | azure/us/o1-preview: retires 2025-07-28 (423 days ago) | 2026-09-24 |
| medium | removed | [one catalog only — docs still list it] azure/eu/o1-preview is no longer listed by this source — calls to it are expected to fail | 2026-09-22 |
| medium | removed | [one catalog only — docs still list it] azure/o1-preview is no longer listed by this source — calls to it are expected to fail | 2026-09-22 |
| medium | removed | [one catalog only — docs still list it] azure/us/o1-preview is no longer listed by this source — calls to it are expected to fail | 2026-09-22 |
| low | added | new model azure/eu/o1-preview | 2026-09-16 |
| low | added | new model azure/us/o1-preview | 2026-09-16 |
| info | deprecated | o1-preview: deprecation announced for 2025-04-28 (date already passed) | 2026-08-05 |
| info | deprecated | o1-preview: retires 2025-07-28 (369 days ago) | 2026-08-01 |
| low | added | new model o1-preview | 2026-08-01 |