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OpenAI
GPT-5.4 nano
GPT-5.4 nano is a OpenAI model that accepts text and image input, with a 400K-token context window. On Test AI Models it supports Low, Medium and High reasoning effort. Run it on your own prompt and compare its cost, speed and output side by side with other models.
Input
- Text
- Image
Output
- Text
Tier
Standard
Context window
400K tokens
Reasoning effort
Low, Medium or High effort
Vision
Reads images and PDFs
