openai
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...
Quality Score
100/100
composite of price, context, capability
Input Price
$0.05
per 1M tokens
Output Price
$0.40
per 1M tokens
Context Window
400,000
tokens
- Model ID
- openai/gpt-5-nano
- Vendor
- openai
- Tokenizer
- GPT
- Input Modalities
- text, image, file
- Output Modalities
- text
- Max Output
- default
- Tool Calling
- ✓ supported
- Structured Output
- ✓ supported
- Reasoning Mode
- ✓ supported
- Vision
- ✓ accepts images
- Audio
- no
- Moderated
- no
Strong choice for
Code
SQL Generation
Writing correct, performant SQL from natural-language prompts.
Code
Code Completion
Inline IDE-style autocomplete that has to feel instant.
Code
Code Documentation
Writing clear docstrings and READMEs that match the code.
Data
CSV / Spreadsheet Cleanup
Normalizing messy tabular data with consistent fields.
Writing
Long-Document Summarization
Summarizing books, transcripts, court filings.
Writing
Blog Post Writing
Drafting publishable long-form articles.
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