Wispr Flow

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
How much has Wispr Flow raised?
$79.4Macross 4 recorded rounds · Nov 2021 – Aug 2026

Most recently, Wispr Flow raised $280.0M in its Series B (Aug 2026).

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Wispr Flow round by round

4 rounds
Aug 2026Series B$280.0M▮
Menlo Ventureslead+ 11 more investors · free account
Nov 2025Venture Round$25.0M▮
Jun 2025Series A$30.0M▮
Nov 2021Seed$4.6M▮

How much has Wispr Flow raised?

Wispr Flow has raised $79.4 million across 4 recorded rounds since 2021. The largest was a $4.6 million seed round in Nov 2021; the most recent was a $280 million Series B in Aug 2026. 2 of the rounds disclosed a post-money valuation.

Wispr Flow investors

52 investors are on record for Wispr Flow, including Alumni Ventures, 8VC, Peak XV Partners and Goodwater Capital. By type, the record holds 14 venture capital firms and 2 angel investors. The Series B in Aug 2026 drew 26 investors.

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Frequently asked about Wispr Flow

How much has Wispr Flow raised?
Wispr Flow has raised $79.4M in total across 4 recorded funding rounds.
Who are Wispr Flow's lead investors?
Lead investors in Wispr Flow's recorded rounds include Menlo Ventures.
When was Wispr Flow's last funding round?
Wispr Flow's most recent recorded round was Series B in Aug 2026, raising $280.0M.