No new customers/usage onboarding; existing API calls still succeed.
openai/gpt-5-nano-2025-08-07gpt-5-nano-2025-08-07| gpt-5-nano-2025-08-07 | azure/gpt-5.4-nano-2026-03-17 | Change | |
|---|---|---|---|
| Input / 1M | $0.05 | $0.20 | +$0.15 |
| Output / 1M | $0.40 | $1.25 | +$0.85 |
| Context window | 400K | 400K | 0 tokens |