Plaid - The Invisible Powerhouse Connecting Banks and Fintech Apps

The most valuable fintech product is often the invisible one.

Plaid is the plumbing behind the “connect your bank” button that millions of people click without thinking. Banks plug in, fintech apps plug in, and Plaid sits in the middle moving data and permissioned access fast enough for modern UX.

It started in 2013 with two founders, Zach Perret and William Hockey, after they hit the same wall every consumer finance team hits: connecting to banks was a mess. So they built the API layer first, and the apps came later.

The business model is simple and very hard to unseat. Plaid charges developers and platforms per product and usage, across things like Auth and Transactions, plus newer lines like identity, fraud signals, and pay-by-bank flows.

In April 2025, Plaid sold $575M of common stock at a $6.1B valuation, led by Franklin Templeton with Fidelity and BlackRock also in. The headline was the valuation reset, but the more interesting detail was momentum: revenue grew about 25% in 2024 and topped $300M, with gross margins reported around 80%.

This matters now because “open banking” in the US is still a patchwork, fraud is getting smarter, and regulators are leaning toward clearer rules on data access. The winner is the company that can be trusted by both developers and risk teams, while staying boringly reliable.

FinTech of the Day picks are usually about flashy apps. Plaid is the opposite, and that is the point.

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If you were building a new fintech in 2026, would you bet on pay-by-bank, card rails, or both, and why?

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