Startup profile for Sesame: what they do, why they are interesting, stage (series b), industries, and links to our funding articles. Part of the Venture Capital Tracker startup directory.

Startup profile · funding coverage

Sesame

Conversational speech AI building lifelike voice companions and AI glasses.

Stage

series b

Status

private

Coverage

full

Why Sesame is interesting

Founded by Oculus alumni, Sesame's sub-300ms CSM targets emotionally expressive dialogue — a16z led early rounds before Sequoia/Spark co-led the 2025 mega-round.

Key facts

  • Series B (Oct 2025): $250M co-led by Sequoia and Spark Capital (Sacra)
  • Series A (2025): $47.5M led by a16z with Spark, Matrix (Sacra)
  • Source: https://sacra.com/c/sesame-ai/

Investors in our directory

Funds linked from Sesame's profile — open a fund page for stage focus and related deal articles.

Industries

AI & Machine Learning Consumer

Industry hub pages are rolling out from our fund-derived baseline taxonomy.

Related funding articles

Venture Capital Tracker pieces that cover Sesame's financing or category context.

Last updated: 2026-07-24