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GPT-5 Nano

Azure Cognitive Services

GPT-5 Nano by Azure Cognitive Services costs $0.05 per 1M input tokens and $0.40 per 1M output tokens, with a 272K-token context window.

Pricing

Input (per 1M tokens)
$0.05
Output (per 1M tokens)
$0.40
Cached input (per 1M)
$0.01

Specifications

Provider
Azure Cognitive Services
Context window
272K tokens
Parameters
Released
Aug 2025
Open weights
No
Frontier model
No

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FAQ

Pricing is per 1M tokens (USD); confirm with the provider before production use.