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Fun Raises $72 Million Series A Led by Multicoin Capital and SignalFire

The payments infrastructure startup said it has processed more than $18 billion in annual volume and connects fiat and crypto rails for consumer apps including Polymarket and Aave.

AAVE

Fact Check
All core elements of the claim are directly confirmed by the official Business Wire press release (the primary source), and independently corroborated by The Block, crypto.news, and Fortune. The $72M Series A figure, co-leads Multicoin Capital and SignalFire, $18B+ annual processing volume, and named clients Polymarket and Aave are all explicitly verified. No conflicting information was found across any source.
Summary

Fun, a payments infrastructure startup, said it raised a $72 million Series A led by Multicoin Capital and SignalFire. The company stated that it has quietly processed more than $18 billion in annual payment volume and provides unified fiat and crypto rails for consumer applications including Polymarket, Aave, and Lighter. The new disclosure emphasizes Fun’s role in linking traditional and crypto payment systems for high-growth apps.

Terms & Concepts
  • Series A: An early-stage venture funding round typically used to scale a company’s product, hiring, and operations.
  • fiat and crypto rails: Payment infrastructure that enables transactions through both traditional government-issued currency systems and cryptocurrency networks.
  • payment volume: The total value of transactions processed by a payments platform over a given period.