OpenAI
GPT-5 Nano
multimodalactive
Context window
400,000
Maximum output
128,000
Catalog last checked
10/15/2026
Capabilities
reasoningtool_callstructured_outputattachmentvision
Deployment
API via OpenRouter
Modalities
textimage
Current pricing
Effective rows only. When two sources disagree, both are shown and neither is picked for you.
output token
Confirmed by 2 sources$0.40 / 1M tokens
Price unchanged since 10/15/2026, last confirmed 10/15/2026 per OpenRouter model catalog
input token
Confirmed by 2 sources$0.05 / 1M tokens
Price unchanged since 10/15/2026, last confirmed 10/15/2026 per OpenRouter model catalog
cached input token
Confirmed by 2 sources$0.005 / 1M tokens
Price unchanged since 9/27/2026, last confirmed 10/15/2026 per models.dev catalog
Where to use GPT-5 Nano
30 providers in the catalog list this model. Resellers and gateways often charge a different price from the model maker; check their terms, rate limits and data policies as well as price.
| Provider | Input / 1M tokens | Output / 1M tokens |
|---|---|---|
| OpenAIFirst-party | $0.03 | $0.20 |
| OpenAIFirst-party(this page) | $0.05 | $0.40 |
| Ofox | $0.04 | $0.32 |
| Jiekou.AI | $0.05 | $0.36 |
| Poe | $0.05 | $0.36 |
| Abacus | $0.05 | $0.40 |
| Azure | $0.05 | $0.40 |
| Azure Cognitive Services | $0.05 | $0.40 |
| Cloudflare AI Gateway | $0.05 | $0.40 |
| Databricks | $0.05 | $0.40 |
| DevPass (LLM Gateway) | $0.05 | $0.40 |
| Eden AI | $0.05 | $0.40 |
| FastRouter | $0.05 | $0.40 |
| Impossibl | $0.05 | $0.40 |
| Kilo Gateway | $0.05 | $0.40 |
| LowRouter | $0.05 | $0.40 |
| Merge Gateway | $0.05 | $0.40 |
| NEAR AI Cloud | $0.05 | $0.40 |
| NanoGPT | $0.05 | $0.40 |
| Neon | $0.05 | $0.40 |
Showing 20 of 30 listings, the model maker first and then by input price.