OpenAI GPT-5 Nano: API pricing, providers and specs
OpenAI GPT-5 Nano is a text model by OpenAI. 27 providers serve it, from $0.32 to $0.441 /1M; the lowest price is at APIMart.
A newer version is out: OpenAI GPT-5.4 Nano · released Mar 17, 2026
How OpenAI GPT-5 Nano compares
Against the 737 text models on the site priced the same way.
- Cheap for its class: at $0.32 /1M, its lowest price undercuts 74% of comparable models (median $1.10).
- Its 400K-token context window is larger than 62% of them (median 262K), about 600 pages of text.
- On LMArena's Text board it ranks #76 of the 120 comparable models scored there.
- 27 providers serve it; 94% of comparable models have fewer.
OpenAI GPT-5 Nano prices by provider
Every provider's list price, read from its own price page or API. A price marked “from” changes with context length, resolution or mode.
| Provider | Input | Output | Prompt caching | Context |
|---|---|---|---|---|
| APIMart | $0.04/1M | $0.32/1M | — | — |
 CometAPI | $0.04/1M | $0.32/1M | $0.004/1M | — |
 Poe | $0.045/1M | $0.364/1M | $0.004/1M | 400K |
 Jiekou.AI | $0.048/1M | $0.38/1M | $0.005/1M | — |
| OpenAIOfficial | $0.05/1M | From$0.40/1M | $0.005/1M | — |
 Ofox | $0.05/1M | $0.40/1M | $0.01/1M | 128K |
| OpenCode | $0.05/1M | $0.40/1M | $0.005/1M | — |
 FastRouter | $0.05/1M | $0.40/1M | $0.005/1M | 400K |
 DigitalOcean | $0.05/1M | $0.40/1M | $0.005/1M | — |
 OrcaRouter | $0.05/1M | $0.40/1M | $0.005/1M | 400K |
| Vercel AI Gateway | $0.05/1M | From$0.40/1M | $0.005/1M | 400K |
 NEAR AI Cloud | $0.05/1M | $0.40/1M | $0.005/1M | 400K |
 Helicone | $0.05/1M | From$0.40/1M | $0.005/1M | — |
 Prime Inference | $0.05/1M | $0.40/1M | — | — |
| AI/ML API | $0.05/1M | $0.40/1M | $0.005/1M | — |
 Impossibl | $0.05/1M | $0.40/1M | $0.005/1M | — |
| OpenRouter | $0.05/1M | From$0.40/1M | $0.005/1M | 400K |
| DevPass (LLM Gateway) | $0.05/1M | From$0.40/1M | $0.005/1M | — |
| Replicate | $0.05/1M | $0.40/1M | — | — |
 APIYI | $0.05/1M | $0.40/1M | — | — |
 LaoZhang API | $0.05/1M | $0.40/1M | — | — |
 CrazyRouter | $0.05/1M | $0.40/1M | — | — |
 AIHubMix | $0.05/1M | $0.40/1M | $0.005/1M | 400K |
| ZenMux | $0.05/1M | $0.40/1M | $0.005/1M | 400K |
 Requesty | $0.05/1M | From$0.40/1M | $0.005/1M | 200K |
 Azure | $0.05/1M | From$0.40/1M | $0.005/1M | — |
 Cortecs | $0.06/1M | $0.441/1M | $0.019/1M | — |
- APIMart$0.32
- CometAPI$0.32
- Poe$0.364
- Jiekou.AI$0.38
- Ofox$0.40
- OpenCode$0.40
- FastRouter$0.40
- DigitalOcean$0.40
- OrcaRouter$0.40
- NEAR AI Cloud$0.40
- Prime Inference$0.40
- AI/ML API$0.40
Specs
- Type
- Text
- Maker
- OpenAI
- Inputs
- Image, Text
- Outputs
- Text
- Context
- 400K≈ 600 pages of text
- Max output
- 128K
- Capabilities
- Prompt caching, JSON, Reasoning, Tool calling, Vision
- Released
- Aug 7, 2025
- License
- —
- Open weights
- —
- Arena score
- 1320Text
Alternatives to OpenAI GPT-5 Nano
Same kind of model from other makers, at a similar price.
| Model | Lowest price | Context | Arena | Providers |
|---|---|---|---|---|
| OpenAI GPT-5 Nanothis model | $0.32/1M | 400K | 1320 | 27 |
 GLM-5.3-Flash | $0.20/1M | 1.05M | 1608 | 45 |
 Qwen3.8 27B | $0.50/1M | 262K | 1591 | 33 |
| Claude Haiku 5.5 | $0.30/1M | 1M | 1585 | 27 |
 MiMo-V2.6-Pro | $0.696/1M | 1.05M | 1625 | 21 |
| Qwen3.8 Flash Next | $0.376/1M | 262K | 1628 | 5 |
 DeepSeek V4 Flash | $0.17/1M | 1.05M | — | 26 |
| DeepSeek V4 Flash Vision Exp | $0.294/1M | 1.05M | — | 26 |
| DeepSeek V4 Pro | $0.418/1M | 1.05M | — | 33 |
More from OpenAI
OpenAI GPT-5 Nano FAQ
APIMart, at $0.32 /1M. 27 providers serve OpenAI GPT-5 Nano; the table above lists every one with its price.
OpenAI GPT-5 Nano reads up to 400K tokens per request and writes up to 128K.
We have not found OpenAI GPT-5 Nano's weights published by its maker.
27 API providers serve OpenAI GPT-5 Nano. Compare their prices above, or open a provider to see everything it offers.
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