In Brief
Posted:
2:00 PM PDT · April 23, 2026
Image Credits:Thibault Camus / AP PhotoSierra, the lawsuit work cause startup founded by Bret Taylor, announced connected Thursday that it has acquired the YC-backed French startup Fragment, which helps businesses integrate AI into workflows.
This is Sierra’s 3rd nationalist acquisition. It antecedently bough Japan-based endeavor AI solutions institution Opera Tech (which it acquired successful precocious March) and dependable cause institution Receptive AI (which it besides announced it acquired successful precocious March). Fragment co-founders Olivier Moindrot and Guillaume Genthail volition beryllium joining the Sierra team.
In a blog post, Taylor and his co-founder, Clay Bavor, wrote that Moindrot and Genthail volition bring “valuable strength” to Sierra’s “agent improvement efforts successful France.” Terms of the woody were not announced. Pitchbook estimates that Fragment raised astir $2 cardinal done its effect round.
Taylor, who besides serves arsenic OpenAI’s president of the board, co-founded Sierra alongside Google alum Bavor aft stepping down arsenic co-CEO of Salesforce successful aboriginal 2023. The startup claims Casper, Clear, and Brex arsenic customers, and has raised much than $630 cardinal successful backing to date, from investors including Sequoia and Benchmark, giving it a $10 cardinal valuation.
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