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...
| Provider | In $/M | Out $/M | Context | Uptime |
|---|---|---|---|---|
| Azure | $0.050 | $0.400 | 400K | — |
| OpenAIcache | $0.050 | $0.400 | 400K | 98.9% |
| Azure | $0.050 | $0.400 | 400K | 100% |
GPT-5 Nano costs $0.050 per million input tokens and $0.400 per million output tokens via OpenRouter, making it 17th cheapest of 298 paid models.
GPT-5 Nano scores 25.9 on the Artificial Analysis Intelligence Index, ranking 95th of 178 benchmarked models, with a GPQA Diamond score of 67%.
GPT-5 Nano supports a 400K-token context window. It accepts text, image, file input.