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OpenAI

GPT-5.4 Nano

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...

Capabilities:

Input
  • Text input
  • Image input (vision)
  • File input (PDF)
  • Audio input
  • Video input
Output
  • Text output
  • Image output
  • Audio output
Pricing & availability:

  • OpenRouterOpenRouter

    $0.2 / $1.25 per M
Sources:
OpenRouterOpenRouter
Share:
Details:

  • OpenAIProvider

    OpenAI

  • Context window

    400K

  • Input price

    $0.2/M

  • Output price

    $1.25/M

  • Open weights

    No

  • Knowledge cutoff

    Aug 2025

  • Released

    Mar 2026