RETIRING IN 86 DAYS
Sunset scheduled for 2026-12-11, published in the provider's own documentation. The provider names gpt-5.6-sol (reasoning.mode: pro) as the replacement. The identifier still resolves today.
state=dying sunset=2026-12-11 days_remaining=86 severity=high sources=docs,litellm evidence_tier=documentation confirmed_by_endpoint=false documented_by_provider=docs replacement=gpt-5.6-sol (reasoning.mode: pro) corroborated=yes divergent_fields=none checked=2026-09-16 03:02Z
openai/gpt-5-pro-2025-10-06
Vendor: openai. Tracked by 2 of 5 sources.
What each source reports
| Source | ID | Context | Max out | In $/Mtok | Out $/Mtok | Sunset |
|---|---|---|---|---|---|---|
| docs | gpt-5-pro-2025-10-06 | — | — | — | — | 2026-12-11 |
| litellm | gpt-5-pro-2025-10-06 | 400,000 | 272,000 | $15 | $120 | 2026-12-11 |
Change history
| Severity | Change | What | Detected |
|---|---|---|---|
| medium | deprecated | gpt-5-pro-2025-10-06: deprecation announced for 2026-12-11 — in 121 days | 2026-08-12 |
| low | modified | gpt-5-pro-2025-10-06: max_output_tokens raised 128,000 to 272,000 | 2026-08-12 |
| info | deprecated | gpt-5-pro-2025-10-06: deprecation announced for 2026-06-11 (date already passed) | 2026-08-05 |
| medium | deprecated | gpt-5-pro-2025-10-06: retires 2026-12-11 (in 132 days) | 2026-08-01 |
| low | added | new model gpt-5-pro-2025-10-06 | 2026-08-01 |
| high | modified | gpt-5-pro-2025-10-06: max_output_tokens cut 272,000 to 128,000 | 2026-06-26 |
| low | modified | gpt-5-pro-2025-10-06: context_tokens raised 128,000 to 400,000 | 2026-06-26 |