GPT-4.1 Nano: Pricing, Context Window & Benchmarks
by OpenAI
For tasks that demand low latency, GPT‑4.1 nano is the fastest and cheapest model in the GPT-4.1 series. It delivers exceptional performance at a small size with its 1 million token context window, and scores 80.1% on MMLU, 50.3% on GPQA, and 9.8% on Aider polyglot coding – even higher than GPT‑4o mini. It’s ideal for tasks like classification or autocompletion.
What you can do with GPT-4.1 Nano
Everyday Q&A and clear explanations
Writing help (emails, posts, summaries)
Idea generation and brainstorming
Learning support with step-by-step guidance
Composite Indices
Intelligence, Coding, Math
Standard Benchmarks
Academic and industry benchmarks
Benchmark Highlights
| Metric | Value |
|---|---|
| Provider | OpenAI |
| Context Window | 1,047,576 tokens |
| Input Price | $0.10/1M tokens |
| Output Price | $0.40/1M tokens |
| Release Date | Apr 14, 2025 |
| Modalities | image, text, file |
| Capabilities | Vision |
Compare GPT-4.1 Nano to other models
See how it stacks up on price, quality, and overall performance.
Frequently asked questions
What is GPT-4.1 Nano good for?
Use GPT-4.1 Nano for everyday tasks like writing, summarizing, brainstorming, and getting clear explanations.
How much does GPT-4.1 Nano cost?
Pricing is based on usage. Current rates are $0.10/1M tokens for input and $0.40/1M tokens for output.
Can I try GPT-4.1 Nano for free?
Yes. You can start a chat instantly and test the model before deciding on a plan.
Does GPT-4.1 Nano support images or audio?
GPT-4.1 Nano can understand images.
Suggested comparisons
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Benchmarks and pricing are sourced from Artificial Analysis where available. OpenRouter specs are used as a fallback.
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