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Vipul Ved Prakash

Vipul Ved Prakash is co-founder and CEO of Together AI, an open-source AI company. Earlier he built anti-spam and search software, co-founding Cloudmark in 2001 and founding Topsy, a social media search company, in 2007. Apple acquired Topsy in 2013, and he worked on search there, appearing on the WWDC 2015 stage to introduce iOS search APIs. The company was founded in June 2022 with researchers including Ce Zhang, Percy Liang and Chris Ré. In February 2025 it announced a $305 million Series B investment led by General Catalyst.

Timeline

  1. 1977–1997

    Leaving Delhi University

    He is born in New Delhi in 1977, and in 1997 he drops out of Delhi University.

  2. 2001

    Co-founding Cloudmark

    In 2001 he co-founds Cloudmark, an anti-spam company, with Napster co-founder Jordan Ritter.

  3. 2003

    A place on a top-100 list

    In 2003 MIT Technology Review names him to its list of the top 100 young innovators in the world, for his anti-spam work on Vipul's Razor.

  4. 2007–2013

    Topsy and its sale to Apple

    He founds Topsy, a social media search company, in 2007. Apple acquires it in 2013, and he then serves as a director of engineering, running a growing search program.

  5. 2015

    Introducing iOS search APIs

    He appears on the WWDC 2015 stage to introduce iOS search APIs.

  6. June 2022

    Co-founding Together AI

    In June 2022 he co-founds Together AI with researchers including Ce Zhang, Percy Liang and Chris Ré.

  7. February 2025

    A $305 million Series B

    In February 2025 Together AI announces a $305 million Series B investment led by General Catalyst.

  8. As of October 2026

    Chief executive of Together AI

    He is CEO of Together AI, an open-source AI company.

Sources and credits

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  1. Vipul Ved Prakash Profile Story: Early Life, Education, Career And Achievements analyticsinsight.net. Checked 14 October 2026.
  2. Vipul Ved Prakash | MIT Technology Review technologyreview.com. Checked 14 October 2026.
  3. Vipul Ved Prakash | Milken Institute milkeninstitute.org. Checked 14 October 2026.
  4. Vipul Ved Prakash - Wikipedia en.wikipedia.org. Checked 14 October 2026.
  5. Together AI Raises $305M Series B to Scale AI Acceleration Cloud for Open Source and Enterprise AI | Hermiston Herald hermistonherald.com. Checked 14 October 2026.