DEPRECATED
Retired 2025-06-06 — 512 days ago. Requests to this identifier are expected to fail. The provider names gpt-5.6-sol as the replacement. Sources disagree on: context_tokens.
state=dead sunset=2025-06-06 days_remaining=-512 severity=critical sources=docs,litellm,openrouter evidence_tier=documentation confirmed_by_endpoint=false documented_by_provider=docs replacement=gpt-5.6-sol corroborated=yes divergent_fields=context_tokens checked=2026-10-31 17:10Z
openai/gpt-4
Vendor: openai. Tracked by 3 of 5 sources.
What each source reports
| Source | ID | Context | Max out | In $/Mtok | Out $/Mtok | Sunset |
|---|---|---|---|---|---|---|
| docs | gpt-4 | — | — | — | — | 2026-10-23 |
| litellm | azure/gpt-4 | 8,192 | 4,096 | $30 | $60 | 2025-06-06 |
| openrouter | openai/gpt-4 | 8,191 | 4,096 | $30 | $60 | — |
Change history
| Severity | Change | What | Detected |
|---|---|---|---|
| high | modified | openai/gpt-4: capabilities lost max_tokens, structured_outputs | 2026-10-28 |
| info | deprecated | gpt-4: deprecation announced for 2026-04-22 (date already passed) | 2026-10-17 |
| info | deprecated | gpt-4: deprecation announced for 2026-04-22 (date already passed) | 2026-10-13 |
| medium | removed | [one catalog only — docs, litellm, openrouter still list it] openrouter/openai/gpt-4 is no longer listed by this source — calls to it are expected to fail | 2026-10-09 |
| info | deprecated | azure/gpt-4: deprecation announced for 2025-06-06 (date already passed) | 2026-09-25 |
| info | deprecated | azure/gpt-4: retires 2025-06-06 (476 days ago) | 2026-09-25 |
| low | modified | openrouter/openai/gpt-4: capabilities gained function_calling, response_schema | 2026-09-18 |
| high | deprecated | gpt-4: deprecation announced for 2026-10-23 — in 72 days | 2026-08-12 |
| info | deprecated | gpt-4: deprecation announced for 2026-04-22 (date already passed) | 2026-08-05 |
| high | deprecated | gpt-4: retires 2026-10-23 (in 83 days) | 2026-08-01 |
| low | added | new model gpt-4 | 2026-08-01 |