Skip to content
  • Status
  • Announcements
  • Docs
  • Support
  • About
  • Partners
  • Enterprise
  • Careers
  • Pricing
  • Privacy
  • Terms
  •  
    • © 2025 OpenRouter, Inc

    OpenAI: GPT-4 Turbo Preview

    openai/gpt-4-turbo-preview

    Created Jan 25, 2024128,000 context
    $10/M input tokens$30/M output tokens

    The preview GPT-4 model with improved instruction following, JSON mode, reproducible outputs, parallel function calling, and more. Training data: up to Dec 2023.

    Note: heavily rate limited by OpenAI while in preview.

    Recent activity on GPT-4 Turbo Preview

    Total usage per day on OpenRouter

    Prompt
    1.03M
    Completion
    93K

    Prompt tokens measure input size. Reasoning tokens show internal thinking before a response. Completion tokens reflect total output length.