Danielius Studio

AI agents & automation

AI Product Comparison MVP

user types items + criteria, AI returns a structured comparison, app renders it as a clean dynamic table

User enters comparison Items Input comma-separated Criteria Input comma-separated Loading State spinner + skeleton Submit Handler dispatches request Error Boundary shows clean errors Input Validation non-empty, sane counts Cache Lookup skips repeat AI calls API Route Next.js /api/compare Prompt Builder structured JSON schema OpenAI API JSON-mode response Response Parser normalizes rows JSON Validator retry on bad shape Comparison Table dynamic columns validates check first miss hit JSON output valid retry once renders

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