RETIRING IN 37 DAYS
Sunset scheduled for 2026-10-23, published in the provider's own documentation. The provider names gpt-5.6-sol as the replacement. The identifier still resolves today.
state=dying sunset=2026-10-23 days_remaining=37 severity=high sources=docs,litellm evidence_tier=documentation confirmed_by_endpoint=false documented_by_provider=docs replacement=gpt-5.6-sol corroborated=yes divergent_fields=none checked=2026-09-16 03:02Z
openai/o1-2024-12-17
Vendor: openai. Tracked by 2 of 5 sources.
What each source reports
| Source | ID | Context | Max out | In $/Mtok | Out $/Mtok | Sunset |
|---|---|---|---|---|---|---|
| docs | o1-2024-12-17 | — | — | — | — | 2026-10-23 |
| litellm | azure/eu/o1-2024-12-17 | 200,000 | 100,000 | $16.5 | $66 | 2026-10-23 |
Change history
| Severity | Change | What | Detected |
|---|---|---|---|
| high | deprecated | azure/eu/o1-2024-12-17: deprecation announced for 2026-11-19 — in 67 days | 2026-09-13 |
| high | deprecated | azure/o1-2024-12-17: deprecation announced for 2026-11-19 — in 67 days | 2026-09-13 |
| high | deprecated | azure/us/o1-2024-12-17: deprecation announced for 2026-11-19 — in 67 days | 2026-09-13 |
| high | deprecated | azure/eu/o1-2024-12-17: retires 2026-11-19 (in 67 days) | 2026-09-13 |
| high | deprecated | azure/o1-2024-12-17: retires 2026-11-19 (in 67 days) | 2026-09-13 |
| high | deprecated | azure/us/o1-2024-12-17: retires 2026-11-19 (in 67 days) | 2026-09-13 |
| high | deprecated | azure/eu/o1-2024-12-17: deprecation announced for 2026-10-21 — in 70 days | 2026-08-12 |
| high | deprecated | azure/o1-2024-12-17: deprecation announced for 2026-10-21 — in 70 days | 2026-08-12 |
| high | deprecated | azure/us/o1-2024-12-17: deprecation announced for 2026-10-21 — in 70 days | 2026-08-12 |
| high | deprecated | o1-2024-12-17: deprecation announced for 2026-10-23 — in 72 days | 2026-08-12 |
| high | deprecated | azure/eu/o1-2024-12-17: retires 2026-10-21 (in 70 days) | 2026-08-12 |
| high | deprecated | azure/o1-2024-12-17: retires 2026-10-21 (in 70 days) | 2026-08-12 |
| high | deprecated | azure/us/o1-2024-12-17: retires 2026-10-21 (in 70 days) | 2026-08-12 |
| info | deprecated | o1-2024-12-17: deprecation announced for 2026-04-22 (date already passed) | 2026-08-05 |
| high | deprecated | o1-2024-12-17: retires 2026-10-23 (in 83 days) | 2026-08-01 |
| low | added | new model o1-2024-12-17 | 2026-08-01 |