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GPTZeroProAI Detector
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    Choose your integrity workflow

    AI detection, writing-integrity reports, and API access in one platform. Pick a plan based on scan volume and review depth.

    forever
    Free
    Get started with AI detection
    $0 forever
    Included credits
    Up to 90 credits/month via daily check-in
    Best for
    Trying the platform and creating occasionally
    Pro
    Pro
    For power users, teams, and API workflows
    $19.9per month
    Included credits
    800 credits/month
    Best for
    Higher-volume detection, API workflows, and advanced reports
    Best Value
    Premium
    Unlimited usage for heavy daily workflows
    $29.9per month
    Included credits
    Unlimited usage
    Best for
    Professionals who run detection and writing tools all day
    Lifetime
    Lifetime
    One-time payment for unlimited lifetime access
    $599 one-time
    One-time payment
    Included credits
    Unlimited usage
    Best for
    Long-term unlimited use with a single payment

    Need more credits?

    Credit packs are ideal for overflow usage on top of your subscription.

    Popular

    A balanced top-up for extra scans and writing reports.

    650
    credits
    $14.99
    $0.023 per credit
    Popular
    Power

    For campaign bursts and heavier weekly output.

    1400
    credits
    $29.99
    $0.021 per credit
    Mega

    For sustained review volume across documents and teams.

    4000
    credits
    $79.99
    $0.020 per credit
    Ultra

    For maximum-scale teams running ongoing review workflows across multiple departments.

    10000
    credits
    $179.99
    $0.018 per credit

    FAQ

    Questions before you buy

    Answers focused on credits, top-ups, and long-term usage.