A hard retirement date is scheduled and imminent; calls still succeed until then.
azure/gpt-4o-2024-11-20gpt-4o-2024-11-20| gpt-4o (2024-11-20) | azure/gpt-5.1-2025-11-13 | Change | |
|---|---|---|---|
| Input / 1M | $2.50 | $1.25 | −$1.25 |
| Output / 1M | $10.00 | $10.00 | $0.00 |
| Context window | 128K | 400K | +272K tokens |