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    Arcee AI: AFM 4.5B

    arcee-ai/afm-4.5b

    Created Sep 16, 202565,536 context
    $0.048/M input tokens$0.15/M output tokens

    AFM-4.5B is a 4.5 billion parameter instruction-tuned language model developed by Arcee AI. The model was pretrained on approximately 8 trillion tokens, including 6.5 trillion tokens of general data and 1.5 trillion tokens with an emphasis on mathematical reasoning and code generation.

    Providers for AFM 4.5B

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

    Performance for AFM 4.5B

    Compare different providers across OpenRouter

    Apps using AFM 4.5B

    Top public apps this week using this model

    Recent activity on AFM 4.5B

    Total usage per day on OpenRouter

    Uptime stats for AFM 4.5B

    Uptime stats for AFM 4.5B across all providers

    Sample code and API for AFM 4.5B

    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.