GPT-5 nano
OpenAIReleased 2025-08 · o200k_base tokenizer
价格
Input
$0.050 /M tokens
Cached input
$0.0050 /M tokens
Output
$0.400 /M tokens
规格
Context window
400K tokens
Max output
16.4K tokens
能力
视觉工具缓存 推理 结构化输出
Released 2025-08 · o200k_base tokenizer
Input
$0.050 /M tokens
Cached input
$0.0050 /M tokens
Output
$0.400 /M tokens
Context window
400K tokens
Max output
16.4K tokens