Scheduled for Retirement
Models scheduled for retirement from AI Foundation Services. Customers should plan migration to the suggested replacement before the retirement date.
| Provider | Model | Retirement date | Suggested replacement |
|---|---|---|---|
| OpenAI | GPT-5 nano / GPT-5 mini / GPT 5.4 mini | 2026-10-31 | GPT-6 Luna |
| OpenAI | GPT-5 / GPT-5 Codex / GPT 5.4 / GPT 5.5 | 2026-10-31 | GPT-6.1 Sol |
| Anthropic | Claude 4.5 Haiku / Claude 4.6 Sonnet | 2026-10-31 | Claude Sonnet 5.5 |
| Anthropic | Claude 4.6 Opus / Claude Opus 4.8 | 2026-10-31 | Claude Opus 5.5 |
| Gemini 3 Pro (≤200k) | 2026-10-31 | Gemini 3.1 Pro (≤200k) | |
| Gemini 3 Pro (>200k) | 2026-10-31 | Gemini 3.1 Pro (>200k) | |
| Gemini 3 Flash | 2026-11-30 | Gemini 3.8 Flash |
After the retirement date, requests to these model IDs return an error that names the replacement.
Major changes are also announced on the Changelog.