Built for the context, not the demo

An AI teaching tool delivered on WhatsApp, because WhatsApp is what teachers in northeast Nigeria actually use. A costly, contextual, checkable signal, not a polished claim.

400 → 4,700 teachers. It scaled by fitting real context, the part AI cannot shortcut, rather than by polishing a pitch.

International Rescue Committee teacher-support pilot, northeast Nigeria. Figures as reported via Paul Butcher's AI-in-development newsletter (2026).