DEPRECATED
Retired 2026-06-29 — 93 days ago. Requests to this identifier are expected to fail.
state=dead sunset=2026-06-29 days_remaining=-93 severity=critical sources=litellm evidence_tier=catalog confirmed_by_endpoint=false documented_by_provider=false replacement=none corroborated=single-source divergent_fields=none checked=2026-09-30 15:40Z
openai/gpt-5.1-chat
Vendor: openai. Tracked by 1 of 5 sources.
What each source reports
| Source | ID | Context | Max out | In $/Mtok | Out $/Mtok | Sunset |
|---|---|---|---|---|---|---|
| litellm | azure/eu/gpt-5.1-chat | 111,616 | 16,384 | $1.375 | $11 | 2026-06-29 |
Change history
| Severity | Change | What | Detected |
|---|---|---|---|
| low | added | new model azure/eu/gpt-5.1-chat (111,616 ctx) | 2026-09-24 |
| low | added | new model azure/gpt-5.1-chat (111,616 ctx) | 2026-09-24 |
| low | added | new model azure/us/gpt-5.1-chat (111,616 ctx) | 2026-09-24 |
| info | repriced | azure/eu/gpt-5.1-chat: input_price_per_mtok $1.38/Mtok to $1.38/Mtok | 2026-09-16 |
| info | repriced | azure/eu/gpt-5.1-chat: cache_read_price_per_mtok $0.14/Mtok to $0.14/Mtok | 2026-09-16 |
| info | repriced | azure/us/gpt-5.1-chat: input_price_per_mtok $1.38/Mtok to $1.38/Mtok | 2026-09-16 |
| info | repriced | azure/us/gpt-5.1-chat: cache_read_price_per_mtok $0.14/Mtok to $0.14/Mtok | 2026-09-16 |
| info | deprecated | azure/eu/gpt-5.1-chat: deprecation announced for 2026-06-29 (date already passed) | 2026-08-12 |
| info | deprecated | azure/global/gpt-5.1-chat: deprecation announced for 2026-06-29 (date already passed) | 2026-08-12 |
| info | deprecated | azure/gpt-5.1-chat: deprecation announced for 2026-06-29 (date already passed) | 2026-08-12 |
| info | deprecated | azure/us/gpt-5.1-chat: deprecation announced for 2026-06-29 (date already passed) | 2026-08-12 |
| info | deprecated | azure/eu/gpt-5.1-chat: retires 2026-06-29 (44 days ago) | 2026-08-12 |
| info | deprecated | azure/global/gpt-5.1-chat: retires 2026-06-29 (44 days ago) | 2026-08-12 |
| info | deprecated | azure/gpt-5.1-chat: retires 2026-06-29 (44 days ago) | 2026-08-12 |
| info | deprecated | azure/us/gpt-5.1-chat: retires 2026-06-29 (44 days ago) | 2026-08-12 |