GPT-5 Nano pricing & benchmarks
Released Aug 7, 2025 · served by 2 providers
What GPT-5 Nano is
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...
- Model ID:
openai/gpt-5-nano - Modality: text+image+file->text
- Knowledge cutoff: 2024-05-31
- Tool calling: supported · Structured output: supported
Providers and prices for GPT-5 Nano
The same model costs different amounts depending on who serves it. Prices are per 1M tokens, cheapest first. Uptime and throughput are OpenRouter's rolling measurements, not vendor claims.
| Provider | Input | Output | Context | Quant | Uptime 24h | Throughput |
|---|---|---|---|---|---|---|
| OpenAIcheapest | $0.025 | $0.200 | 400K | — | 96.8% | — |
| Azure | $0.055 | $0.440 | 400K | — | 100.0% | — |
GPT-5 Nano benchmark results
Design Arena head-to-head results, as reported through the OpenRouter model API.
| Category | Arena | Rank | Elo | Win rate |
|---|---|---|---|---|
| uicomponent | models | #79 | 1103 | 52% |
| codecategories | models | #82 | 1115 | 48.1% |
| gamedev | models | #82 | 1102 | 46.6% |
| website | models | #83 | 1126 | 48.9% |
| dataviz | models | #84 | 1089 | 46.7% |
| 3d | models | #95 | 1021 | 36.1% |
FAQ
How much does the GPT-5 Nano API cost?
$0.025 per 1M input tokens and $0.200 per 1M output tokens. A typical workload of 1M input + 300K output tokens costs about $0.09.
Is GPT-5 Nano free?
No. It is a paid model starting at $0.025 per 1M input tokens, though some providers offer trial credits.
Which provider is cheapest for GPT-5 Nano?
OpenAI at $0.025 input / $0.200 output per 1M tokens.
Can I self-host GPT-5 Nano?
No. GPT-5 Nano is closed-weight and only available through hosted APIs.