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 |
|---|---|---|---|
| Zhipu AI | GLM 5.2 | 2026-11-30 | GLM 5.3 |
| OpenAI | GPT-5.6 Luna | 2026-11-30 | GPT-6 Luna |
| Anthropic | Claude Sonnet 5 | 2026-11-30 | Claude Sonnet 5.5 |
| Anthropic | Claude Opus 5 | 2026-11-30 | Claude Opus 5.5 |
| Anthropic | Claude Fable 5 | 2026-11-30 | Claude Fable 5.1 |
| Gemini 3.1 Pro (≤200k / >200k) | 2026-11-30 | Gemini 4 Argon | |
| Mistral | Mistral Medium 3 | 2026-11-30 | Mistral Small 4 |
These models are no longer listed in the plans, but they keep working until the retirement date. After that, requests to these model IDs return an error that names the replacement.
Major changes are also announced on the Changelog.