| (o4-mini-2025-04-16) shuts down on 2026-10-23 per OpenAI's deprecation page (checked 2026-10-17). The official replacement is gpt-5.6-terra. The published context window changes from 200,000 tokens on o4-mini-2025-04-16 to 1,050,000 tokens on gpt-5.6-terra.
| (o4-mini-2025-04-16) shuts down on 2026-10-23 per OpenAI's deprecation page (checked 2026-10-17). The official replacement is gpt-5.6-terra. The published context window changes from 200,000 tokens on o4-mini-2025-04-16 to 1,050,000 tokens on gpt-5.6-terra.