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OpenAI: GPT-5.4 Nano

modeltested · static-verifiedscore 20/100signed passport ✓published 220d ago · verified 2026-10-20

GPT-5.4 nano is the most lightweight and cost-efficient variant of the GPT-5.4 family, optimized for speed-critical and high-volume tasks. It supports text and image inputs and is designed for low-latency...

Declared tools (3)

file+image+text->texttool-callingstructured-outputs

model:openrouter:openai/gpt-5.4-nano