| Model | Retires | Countdown | Move to |
|---|---|---|---|
| sora-api openai · no direct replacement mapped |
2026-09-30 | 32 days | no direct replacement mapped |
| gpt-4-legacy-snapshots openai · legacy GPT-4 snapshots sunset |
2026-10-15 | 47 days | gpt-5.6-terra gpt-5.6-luna |
| gemini-2.5-family google · 2.5 family retires |
2026-10-16 | 48 days | gemini-3.6-flash gemini-3.1-pro |
| qwen-free-dev-tier alibaba · free dev tier ended |
2026-04-15 | retired | qwen3.7-max |
| deepseek-chat-legacy deepseek · legacy chat/reasoner retired |
2026-07-24 | retired | deepseek-v4-flash deepseek-v4-pro |
| claude-opus-4-1 anthropic · already retired |
2026-08-05 | retired | claude-opus-5 claude-sonnet-5 |
| assistants-api openai · structural break: migrate to Responses API |
2026-08-26 | retired | responses-api |
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