Polyhistor

Polyhistor is a contextual intelligence engine for location-aware AI apps. Built on 3.55M places across 50 US metros, it understands WHERE, WHAT it feels like, WHEN to visit, and HOW crowded it is. Vibe Search: cozy coffee shop returns cozy spots Temporal: Knows if places are PEAK, QUIET, or CLOSED Tribe Density: heatmaps for crowd patterns (Founders, Foodies, etc.) 4x faster than Google (116ms vs 460ms), sub-20ms on repeats $297/mo vs $22,880/mo for Google. Free: $0, 5k/mo. MIT licensed.