gpt-5-nano pricing
Chatgpt-5-nano · OpenAI · context —
Price per 1M tokens
In effect since Oct 15, 2026
| Input (uncached) | $0.05 |
|---|---|
| OutputIncludes reasoning tokens | $0.40 |
| Cache read | $0.005 |
- No long-context tier: one rate for every prompt size.
- Batch API: 50% off all token types.
- Service tier flex: × 0.5
- Service tier priority: × 50
Price history
1 version since Oct 15, 2026
- Input
- Output
Show data as table
| Effective from | Input / 1M | Output / 1M |
|---|---|---|
| Oct 15, 2026 | $0.05 | $0.40 |
| Oct 16, 2026 | $0.05 | $0.40 |
Cost calculator
Calculated with the same function that AI Cost Map uses for your real events.
Includes reasoning tokens.
Read from the prompt cache.
Cost per call
$0.0003
Cost per month
$30.00
Similar models
Same model type, nearest blended price (3 input : 1 output).
| Model | Input | Output | Context | Blended vs this |
|---|---|---|---|---|
| gpt-5-nano (this model) OpenAI | $0.05 | $0.40 | — | — |
| qwen-flash Alibaba Qwen | $0.05 | $0.40 | — | × 1.0 |
| qwen-flash-2025-07-28 Alibaba Qwen | $0.05 | $0.40 | — | × 1.0 |
| google/gemma-4-26b-a4b-it DeepInfra | $0.07 | $0.34 | — | × 1.0 |
| openai/gpt-5-nano OpenRouter | $0.05 | $0.40 | — | × 1.0 |
| openai/gpt-5-nano Perplexity | $0.05 | $0.40 | — | × 1.0 |
| openai/gpt-5-nano Vercel AI Gateway | $0.05 | $0.40 | — | × 1.0 |