by OpenAI
400K context · $0.2000/M tokens
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...
Official website
https://openrouter.ai/models/openai/gpt-5.4-nano
API Documentation
https://platform.openai.com/docs/api-reference