OpenAI
gpt-5-nano
Pricing (per 1M tokens)
Input
$0.050
Output
$0.400
Cache Write
—
Cache Read
$0.0050
Specs
Context Window272K (272,000 tokens)
Max Output Tokens128K (128,000 tokens)
Capabilities
Vision
Function Calling
Prompt Caching
Reasoning
Computer Use
Response Schema
PDF Input