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💬 Text ModelProprietary
GPT-5 nano
by OpenAI
Benchmark Evaluations
Codingswe-bench-pro
N/A
Reasoninggpqa-diamond
67.6%
Pricing & Speed Details
Input Cost
$0.05
per 1M tokensOutput Cost
$0.40
per 1M tokensBlended Cost
$0.14
based on 3:1 ratioSpeed
137 tps
Context Window
400k tokens
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Go to DashboardQuick Info
- ProviderOpenAI
- CategoryText / Chat Generation
- LicenseProprietary
Frequently Asked Questions
GPT-5 nano has a blended cost of $0.14 per 1 million tokens (calculated using a standard 3:1 input-to-output token ratio). Its specific pricing is $0.05 per 1M input tokens and $0.40 per 1M output tokens.
GPT-5 nano supports a context window of 400k tokens. This allows it to process large documents, codebase segments, or long chat histories in a single query session.
GPT-5 nano scores N/A on coding evaluations (SWE-bench-pro) and 67.6% on reasoning tasks (GPQA-diamond).
GPT-5 nano is an proprietary model developed by OpenAI.