Will air taxis run out of runway before takeoff?

Air taxis face a brutal financing problem: certification and production cost billions and arrive years before meaningful revenue, so survival is a race between cash on hand and time to first paid flight. The graveyard is already real — Lilium and Volocopter, two of Europe's most hyped names, fell into insolvency, with Volocopter only surviving via a buyout.

Our read is that the US leaders look genuinely better funded than the field that failed. Archer reported around $1.7B in liquidity, and Joby is backed by Toyota's $894M commitment on top of its own cash — war chests measured in years, not quarters, which is exactly what a pre-revenue hardware company needs to cross the certification finish line. That is a real advantage, not a guarantee: timelines slip, the first markets (likely Dubai for Joby) are small, and at-scale unit economics for a brand-new mode of transport are unproven.

We watch liquidity next to certification stage precisely because the two together tell the survival story: progress means nothing if the cash runs out first, and cash means nothing without a certificate to spend it toward. On today's numbers the best-funded names also happen to be the most certification-advanced — an encouraging alignment, but one worth re-checking every quarter.

This is our interpretation of the public data, not investment advice.