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    Rational

    Summer 2026
    Active

    First Zero-human Accounting Firm

    2 people View on YC

    Rational at a glance

    Y Combinator batch
    Summer 2026
    Status
    Active
    Industry
    B2B
    Team size
    2 people
    Location
    Not recorded
    Website
    Not recorded

    Every field above comes from the Y Combinator company record. Nothing is estimated.

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    About Rational

    Rational is building the first accounting firm with no humans. It's entirely run by our AI employees, who go from client intake to doing the books to filing with the IRS. We secure 90% cost reduction, 24/7 support, and an overall seamless experience for businesses.

    Industries:
    B2B
    Operations
    Tags:
    Artificial Intelligence
    Finance
    B2B
    Enterprise