Developer builds AI farm advisory chatbot for Nigerian smallholder farmers using Gemma 4

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A developer has built an agentic farm advisory assistant using Google's Gemma 4 model via Google AI Studio's Gemini API, designed to support smallholder farmers and agro-logistics platforms in Nigeria. The chatbot can diagnose crop diseases from uploaded photos, check weather conditions for safe planting or spraying, retrieve live market prices, and log farm activities to farmer records. It supports responses in Nigerian Pidgin and local phrasing, making it accessible to a wider rural audience. All factual data — including weather and market prices — is sourced through real backend function calls rather than the model's own assumptions, reducing the risk of misinformation. The project was prototyped entirely in the browser using AI Studio before being deployed as an Express backend with a chat interface.

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