Flapping Airplanes

San Francisco, CA · Founded 2025 · Privately Held (backing)

Operator of a foundational AI research lab intended to explore new frontiers in data model development. Flapping Airplanes is based in San Francisco, CA and was founded in 2025. It was valued at $1.5 billion at its seed round in Jan 2026, the last priced event on record. It has raised $180 million across 1 recorded round; the latest was an $180 million later-stage round in Jan 2026.

PMV mark · valuation
$1.5B
Oct 2026
Priced at
its seed round
Jan 2026
Total raised
$180.0M
Last round
Later Stage VC
Jan 2026

Who backs Flapping Airplanes?

13 investors
InvestorType
Sequoia CapitalVenture capital
GVVenture capital
Index VenturesVenture capital
Menlo VenturesVenture capital
Jeff DeanOther
Sabrina HahnAngel
XTX Ventures—
FundomoVenture capital
Andrej Karpathy—
Conviction Investment Partners—
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Flapping Airplanes investors

13 investors are on record for Flapping Airplanes, including Sequoia Capital, GV, Index Ventures and Menlo Ventures. By type, the record holds 5 venture capital firms and 1 angel investor. The later-stage round in Jan 2026 drew 79 investors.

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