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Developer Builds Self-Hosted AI Support Widget Using Spring Boot to Avoid SaaS Fees

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A developer has created an open-source, self-hosted AI customer support widget built with Spring Boot and Vanilla JavaScript, designed to eliminate reliance on third-party subscription platforms. The tool allows website owners to deploy an AI-powered chat widget on their own server using their own OpenAI API key, integrating it into any site with a single script tag. Key features include a customizable knowledge base, conversation history, brand customization, secure admin dashboard, and a human handoff system that captures visitor emails when AI cannot resolve a query. The developer intentionally avoided Retrieval-Augmented Generation in favor of a simpler prompt-based knowledge base, making deployment straightforward for small and medium-sized businesses. Future improvements being considered include streaming AI responses, with the project aimed at giving developers full ownership and control over their customer support infrastructure.

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Developer Builds Self-Hosted AI Support Widget Using Spring Boot to Avoid SaaS Fees · ShortSingh