RETIRING IN 199 DAYS
Sunset scheduled for 2027-05-18, reported by a third-party catalog. The identifier still resolves today. Sources disagree on: context_tokens.
state=dying sunset=2027-05-18 days_remaining=199 severity=high sources=litellm,openrouter evidence_tier=catalog confirmed_by_endpoint=false documented_by_provider=false replacement=none corroborated=yes divergent_fields=context_tokens checked=2026-10-31 05:09Z
openai/gpt-chat-latest
Vendor: openai. Tracked by 2 of 5 sources.
What each source reports
| Source | ID | Context | Max out | In $/Mtok | Out $/Mtok | Sunset |
|---|---|---|---|---|---|---|
| litellm | azure/gpt-chat-latest | 128,000 | 128,000 | $5 | $30 | 2027-05-18 |
| openrouter | openai/gpt-chat-latest | 400,000 | 128,000 | $5 | $30 | — |
Change history
| Severity | Change | What | Detected |
|---|---|---|---|
| high | modified | azure/gpt-chat-latest: context_tokens cut 272,000 to 128,000 | 2026-10-24 |
| high | modified | azure/us/gpt-chat-latest: context_tokens cut 272,000 to 128,000 | 2026-10-24 |
| high | modified | azure_ai/gpt-chat-latest: context_tokens cut 272,000 to 128,000 | 2026-10-24 |
| medium | deprecated | azure/gpt-chat-latest: deprecation announced for 2027-05-18 — in 215 days | 2026-10-15 |
| medium | deprecated | azure/us/gpt-chat-latest: deprecation announced for 2027-05-18 — in 215 days | 2026-10-15 |
| medium | deprecated | azure_ai/gpt-chat-latest: deprecation announced for 2027-05-18 — in 215 days | 2026-10-15 |
| medium | deprecated | azure/gpt-chat-latest: retires 2027-05-18 (in 215 days) | 2026-10-15 |
| medium | deprecated | azure/us/gpt-chat-latest: retires 2027-05-18 (in 215 days) | 2026-10-15 |
| medium | deprecated | azure_ai/gpt-chat-latest: retires 2027-05-18 (in 215 days) | 2026-10-15 |
| medium | removed | [one catalog only — litellm, openrouter still list it] openrouter/openai/gpt-chat-latest is no longer listed by this source — calls to it are expected to fail | 2026-10-10 |
| low | modified | openrouter/openai/gpt-chat-latest: capabilities gained web_search | 2026-09-19 |
| low | added | new model aihubmix/gpt-chat-latest (400,000 ctx) | 2026-09-16 |
| low | added | new model azure/gpt-chat-latest (272,000 ctx) | 2026-09-14 |
| low | added | new model azure/us/gpt-chat-latest (272,000 ctx) | 2026-09-14 |
| high | deprecated | azure/gpt-chat-latest: retires 2026-12-02 (in 79 days) | 2026-09-14 |
| high | deprecated | azure/us/gpt-chat-latest: retires 2026-12-02 (in 79 days) | 2026-09-14 |
| low | added | new model openrouter/openai/gpt-chat-latest (400,000 ctx) | 2026-09-13 |
| low | added | new model azure_ai/gpt-chat-latest (272,000 ctx) | 2026-09-10 |
| high | deprecated | azure_ai/gpt-chat-latest: retires 2026-12-02 (in 83 days) | 2026-09-10 |