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Gpt 4.1 Nano
GPT-4.1 Nano is OpenAI's fastest and cheapest model, designed for classification, autocompletion, and lightweight agentic tasks. Despite its low cost, it supports the full 1M context window.
Gpt 4.1 Nano Pricing & Specifications
What is Gpt 4.1 Nano?
Gpt 4.1 Nano is a large language model by OpenAI with a 1.0M context window and up to 32,768 output tokens. It costs $0.10 per 1M input tokens and $0.40 per 1M output tokens. GPT-4.1 Nano is OpenAI's fastest and cheapest model, designed for classification, autocompletion, and lightweight agentic tasks. Despite its low cost, it supports the full 1M context window.
Capabilities
text function calling json mode
Gpt 4.1 Nano Cost Examples
Short prompt (500 tokens)
$0.000050
Medium prompt (2K tokens)
$0.00020
Long output (4K tokens)
$0.00160
Count tokens for Gpt 4.1 Nano
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Frequently Asked Questions
How much does Gpt 4.1 Nano cost per token? +
Gpt 4.1 Nano costs $0.10 per 1M input tokens and $0.40 per 1M output tokens. For a typical 1,000-token request with a 500-token response, that works out to roughly $0.000300.
What is the context window for Gpt 4.1 Nano? +
Gpt 4.1 Nano supports a context window of 1,047,576 tokens (1.0M). This determines the maximum combined length of your prompt and conversation history in a single API call.
What is the maximum output length for Gpt 4.1 Nano? +
Gpt 4.1 Nano can generate up to 32,768 tokens in a single response. If you need longer outputs, you can make multiple API calls and concatenate the results.
Is Gpt 4.1 Nano good for coding tasks? +
Yes, Gpt 4.1 Nano supports capabilities well-suited for coding tasks including code generation, debugging, and refactoring.