OpenAI: GPT-5 Nano
🇺🇸 OpenAI · GPT-5 Nano
Input Price $0.050 per million tokens NT$1.6
Output Price $0.400 per million tokens NT$12.8
Context Window 400K tokens
OpenRouter Route Price Please verify with official pricing pages
| Dimension | Unit | Price (USD) |
|---|---|---|
| Input | per 1M tokens | $0.050 |
| Output | per 1M tokens | $0.400 |
| Cached Input | per 1M tokens | $0.010 |
| Web Search | per search | $0.010 |
- Provider
- OpenAI (OpenAI)
- Model Family
- GPT-5 Nano
- Version String
- openai/gpt-5-nano
- Status
- active
- Modality
- text, image, file
- Context Window
- 400,000 tokens
- Output Limit
- — tokens
Index Metrics
Cross-domain capability indexes evaluated by Artificial Analysis — Artificial Analysis
Agentic Index 23 D Measured: 2026-05-27
Coding Index 20 D Measured: 2026-05-27
Intelligence Index 27 C Measured: 2026-05-27
Benchmark Scores
Data source: Artificial Analysis
AA-LCR 41.7% D Measured: 2026-05-27
GPQA Diamond 67.6% B Measured: 2026-05-27
HLE 8.3% C Measured: 2026-05-27
IFBench 67.5% B Measured: 2026-05-27
MMMU Pro 61.0% B Measured: 2026-05-27
Non-Hallucination 43.7% Measured: 2026-05-27
Omniscience Accuracy 18.3% Measured: 2026-05-27
SciCode 36.6% B Measured: 2026-05-27
Tau2 36.5% Measured: 2026-05-27
TerminalBench 12.1% Measured: 2026-05-27
Performance Metrics
Real-world benchmarks, updated every 72 hours by Artificial Analysis — Artificial Analysis
First Token Latency 89.0s Measured: 2026-05-27
Output Speed 178 t/s Measured: 2026-05-27
Response Time 91.8s Measured: 2026-05-27
90-Day Price Trend
Input / Output price (USD per 1M tokens)
Past 90 days of records; every price change is shown here
| Date | Dimension | Price (USD) | Source |
|---|---|---|---|
| 2026-05-27 | Web Search | $0.010 | openrouter |
| 2026-05-27 | Cached Input | $0.010 | openrouter |
| 2026-05-27 | Output | $0.400 | openrouter |
| 2026-05-27 | Input | $0.050 | openrouter |
| 2026-05-26 | Web Search | $0.010 | openrouter |
| 2026-05-26 | Cached Input | $0.010 | openrouter |
| 2026-05-26 | Output | $0.400 | openrouter |
| 2026-05-26 | Input | $0.050 | openrouter |
| 2026-05-25 | Web Search | $0.010 | openrouter |
| 2026-05-25 | Cached Input | $0.010 | openrouter |
| 2026-05-25 | Output | $0.400 | openrouter |
| 2026-05-25 | Input | $0.050 | openrouter |
| 2026-05-24 | Web Search | $0.010 | openrouter |
| 2026-05-24 | Cached Input | $0.010 | openrouter |
| 2026-05-24 | Output | $0.400 | openrouter |
| 2026-05-24 | Input | $0.050 | openrouter |
| 2026-05-23 | Web Search | $0.010 | openrouter |
| 2026-05-23 | Cached Input | $0.010 | openrouter |
| 2026-05-23 | Output | $0.400 | openrouter |
| 2026-05-23 | Input | $0.050 | openrouter |
| 2026-05-22 | Web Search | $0.010 | openrouter |
| 2026-05-22 | Cached Input | $0.010 | openrouter |
| 2026-05-22 | Output | $0.400 | openrouter |
| 2026-05-22 | Input | $0.050 | openrouter |
| 2026-05-22 | Web Search | $0.010 | openrouter |
| 2026-05-22 | Cached Input | $0.010 | openrouter |
| 2026-05-22 | Output | $0.400 | openrouter |
| 2026-05-22 | Input | $0.050 | openrouter |
| 2026-05-21 | Web Search | $0.010 | openrouter |
| 2026-05-21 | Cached Input | $0.010 | openrouter |
| 2026-05-21 | Output | $0.400 | openrouter |
| 2026-05-21 | Input | $0.050 | openrouter |
| 2026-05-20 | Web Search | $0.010 | openrouter |
| 2026-05-20 | Cached Input | $0.010 | openrouter |
| 2026-05-20 | Output | $0.400 | openrouter |
| 2026-05-20 | Input | $0.050 | openrouter |
| 2026-05-19 | Cached Input | $0.010 | openrouter |
| 2026-05-19 | Output | $0.400 | openrouter |
| 2026-05-19 | Input | $0.050 | openrouter |
| 2026-05-18 | Cached Input | $0.010 | openrouter |
| 2026-05-18 | Output | $0.400 | openrouter |
| 2026-05-18 | Input | $0.050 | openrouter |
| 2026-05-17 | Cached Input | $0.010 | openrouter |
| 2026-05-17 | Output | $0.400 | openrouter |
| 2026-05-17 | Input | $0.050 | openrouter |
| 2026-05-16 | Cached Input | $0.010 | openrouter |
| 2026-05-16 | Output | $0.400 | openrouter |
| 2026-05-16 | Input | $0.050 | openrouter |
| 2026-05-16 | Cached Input | $0.010 | openrouter |
| 2026-05-16 | Output | $0.400 | openrouter |
Description
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...
Key Insights
Key data points from this page for quick reference and citation.
- OpenAI: GPT-5 Nano Input price: $0.05/M tokens
- OpenAI: GPT-5 Nano Output price: $0.4/M tokens
- Context window: 400,000 tokens
- Provider: OpenAI
- Model family: GPT-5 Nano
- Modalities: text, image, file
- Data source: OpenRouter, updated daily