Skip to content
  12.  
    13. © 2023 – 2025 OpenRouter, Inc

    OpenAI: GPT-5 Mini

    openai/gpt-5-mini

    Created Aug 7, 2025400,000 context
    $0.25/M input tokens$2/M output tokens$10/K web search

    GPT-5 Mini is a compact version of GPT-5, designed to handle lighter-weight reasoning tasks. It provides the same instruction-following and safety-tuning benefits as GPT-5, but with reduced latency and cost. GPT-5 Mini is the successor to OpenAI's o4-mini model.

    Providers for GPT-5 Mini

    OpenRouter routes requests to the best providers that are able to handle your prompt size and parameters, with fallbacks to maximize uptime.

    Performance for GPT-5 Mini

    Compare different providers across OpenRouter

    Apps using GPT-5 Mini

    Top public apps this week using this model

    Recent activity on GPT-5 Mini

    Total usage per day on OpenRouter

    Uptime stats for GPT-5 Mini

    Uptime stats for GPT-5 Mini across all providers

    Sample code and API for GPT-5 Mini

    OpenRouter normalizes requests and responses across providers for you.

    OpenRouter provides an OpenAI-compatible completion API to 400+ models & providers that you can call directly, or using the OpenAI SDK. Additionally, some third-party SDKs are available.

    In the examples below, the OpenRouter-specific headers are optional. Setting them allows your app to appear on the OpenRouter leaderboards.

    Using third-party SDKs

    For information about using third-party SDKs and frameworks with OpenRouter, please see our frameworks documentation.

    See the Request docs for all possible fields, and Parameters for explanations of specific sampling parameters.