Building AI for the Bottom Billion: Why Mobile-First AI Matters The AI revolution is leaving billions behind. Tian AI aims to change that. The Problem AI access today is controlled by: Cloud providers (OpenAI, Google, Anthropic) — require subscriptions, internet, and credit cards Hardware vendors (Apple, Samsung) — lock AI features to their latest devices Geographic restrictions — many AI services block users from certain countries The Solution: Mobile-First AI Tian AI runs on any Android phone via Termux. No special hardware needed. Why Phones? 3+ billion smartphone users worldwide $200 phones have enough power for 1.5B parameter models Always with you — AI that's there when you need it No internet required — works in rural areas, on planes, underground Technical Feasibility Tian AI already runs on a Realme V70s ($150 phone): Qwen2.5-1.5B runs at ~10 tokens/second Knowledge queries in 0.04 seconds Full system uses ~4GB RAM (with LLM loaded) Battery: ~2 hours continuous LLM use The Impact Scenario Without…