Karhoo
A ride-hailing aggregator that compares prices across Uber, Lyft, and local taxis has no defensible moat.
2014 → 2016
$250M
Ride-hailing
UK
IdeaProof AI Failure Score
Full Analysis
Karhoo was a London-based ride-hailing comparison platform that let users compare prices across multiple taxi and ride-hailing services. Despite raising $250M, the company had no defensible advantage — Uber and Lyft had no incentive to participate. Karhoo collapsed in 2016 after just two years.
Could This Failure Have Been Prevented?
IdeaProof's AI validates market demand, competitive positioning, and business model viability in minutes — catching the exact issues that sank Karhoo.