OpenAI: GPT-5.4 Nano
OpenAI: GPT-5.4 Nano
ChatGPT-5.4 Nano is the lightest and most cost-efficient member of the GPT-5.4 famil...
Basic Info
Mode
Chat
Released
2026-03-17
Context Window
400K
Max Output
128K
Pricing
Input Price
$0.2/M
Output Price
$1.25/M
Cache Read
$0.02/M
Image Output
$32/M
Web Search
$0.014/R
Capabilities
Vision
Function Calling
Reasoning
Prompt Caching
Web Search
Web Fetch
Audio Input
Video Input
PDF Input
Protocols & Providers
Protocols
openaianthropic
Provider Count
1
Providers
Azure