Antithesis

Antithesis

Antithesis is a software-testing startup that has raised $105 million at a $525 million post-money valuation. Their platform offers a deterministic simulation testing environment that replicates production environments, allowing engineers to reproduce and analyze bugs efficiently. The fresh capital will be used to expand engineering, enhance platform autonomy, and scale sales and marketing efforts globally.

Total raised
Undisclosed
tracked to date
Latest round
Series A
Oct 17, 2026
Known investors
1
led by Jane Street

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🏆 Featured in Datapile’s Q4 2026 USA Funding Report

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Funding history

  1. 1
    $105MSeries AOct 17, 2026

    Led by Jane Street

    Announcement ↗

Founder

Will Wilson
Will Wilson

Investors in Antithesis

Backers from this company's tracked funding rounds.

  • JJane StreetLead investorVC firm

Antithesis in the news

Coverage of this company's funding, tracked by Datapile.

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