How Revolut Cut AI Coding Costs 90% With Self-Hosted Open Models
David Abitbol runs AI operations at Revolut, a European digital bank with about 80 million customers. In under twelve minutes at AI Engineer New York he covers how Revolut moved most of its coding-agent traffic from frontier APIs to a self-hosted open model, and he brings numbers: engineer lead times from a 2,000-person sample, GPU count, latency targets, cost per million tokens, and the tuning changes that mattered. It’s one of the more concrete inference-economics talks this year....