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Openai/Gpt 5 Nano

Openai/Gpt 5 Nano is available via OpenRouter with a 272K context window and up to 128,000 output tokens. Pricing: $0.0500/1M input tokens, $0.4000/1M output tokens.

Openai/Gpt 5 Nano Pricing & Specifications

Input Price$0.050 per 1M tokens
Output Price$0.40 per 1M tokens
Context Window272,000 tokens (272K)
Max Output128,000 tokens
ProviderOpenRouter

What is Openai/Gpt 5 Nano?

Openai/Gpt 5 Nano is a large language model by OpenRouter with a 272K context window and up to 128,000 output tokens. It costs $0.050 per 1M input tokens and $0.40 per 1M output tokens. Openai/Gpt 5 Nano is available via OpenRouter with a 272K context window and up to 128,000 output tokens. Pricing: $0.0500/1M input tokens, $0.4000/1M output tokens.

Capabilities

text reasoning

Openai/Gpt 5 Nano Cost Examples

Short prompt (500 tokens)

$0.000025

Medium prompt (2K tokens)

$0.00010

Long output (4K tokens)

$0.00160

Count tokens for Openai/Gpt 5 Nano

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Frequently Asked Questions

How much does Openai/Gpt 5 Nano cost per token? +
Openai/Gpt 5 Nano costs $0.050 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 $0.000250.
What is the context window for Openai/Gpt 5 Nano? +
Openai/Gpt 5 Nano supports a context window of 272,000 tokens (272K). This determines the maximum combined length of your prompt and conversation history in a single API call.
What is the maximum output length for Openai/Gpt 5 Nano? +
Openai/Gpt 5 Nano can generate up to 128,000 tokens in a single response. If you need longer outputs, you can make multiple API calls and concatenate the results.
Is Openai/Gpt 5 Nano good for coding tasks? +
Openai/Gpt 5 Nano can handle basic coding tasks, but there are models specifically optimized for code generation that may perform better on complex programming problems.
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