SF·SIX / MODEL PROFILE
OpenAI GPT-5 Nano
GPT-5-Nano is the smallest and fastest variant in the GPT-5 system, optimized for developer tools, rapid interactions, and ultra-low latency environments. While limited in reasoning depth compared to its larger...
OpenAI GPT-5 Nano costs $0.05 per 1M input tokens and $0.40 per 1M output tokens at the standard tier, the lowest default-region price among the 2 providers SF·SIX tracks, from OpenAI. Cached input reads cost $0.005 per 1M tokens. Updated ; prices checked .
- Developer
- OpenAI
- Input modalities
- text, image, file
- Output modalities
- text
- Context tokens
- 400,000
- Latest price observation
- 2026-10-17
- Lowest paired standard token quote
- $0.05 input / $0.40 output per 1M tokens
Dated price and provider records
| Provider and channel | Input | Output or native rate | Unit and status | Source and observation |
|---|---|---|---|---|
| AzureOpenRouter | $0.05 | $0.40 | 1M tokenspriced · USD | OpenRouter2026-10-17 |
| OpenAIOpenRouter | $0.05 | $0.40 | 1M tokenspriced · USD | OpenRouter2026-10-17 |
| AzureOpenRouter · swedencentral region | $0.055 | $0.44 | 1M tokenspriced · USD | OpenRouter2026-10-17 |
| OpenAIOpenRouter · Flex tier | $0.025 | $0.20 | 1M tokenspriced · USD | OpenRouter2026-10-17 |
Batch and free variants
- GPT-5 Nano (batch) · from $0.025 input / $0.20 output per 1M tokens
These are dated, non-executable observations. Verify the exact endpoint, price and terms with the source before use. Unknown values are not free.