AI/ML · San Francisco, CA · Founded 2021 · Privately Held (backing)
Developer of a voice interface platform designed for an artificial intelligence-first world with neural interfaces. Wispr Flow is based in San Francisco, CA and was founded in 2021. It was valued at $2 billion at its Series B in Aug 2026, the last priced event on record. It has raised $79.4 million across 4 recorded rounds; the latest was a $280 million Series B in Aug 2026.
PMV mark · valuation
$2.0B
Oct 2026
Priced at
its Series B
Aug 2026
Total raised
$79.4M
Last round
Series B
Aug 2026
Cap table — not yet on record
Wispr Flow's share-class structure hasn't surfaced in our sources yet. Cap tables are assembled from certificates of incorporation, round filings, and disclosures as they land.
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·Post-money valuations for 2 rounds
·The complete investor list: 52 names
·Watch Wispr Flow: the Monday email on marks, rounds and moves