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For Business Tutorials

GST-Aware Invoice Parsing API with GPT-4o-mini - Architecture, Cost, Real Pitfalls

A practical deep-dive into building a GST-aware invoice parsing API using GPT-4o-mini, covering prompt design for GSTIN/HSN/tax splits, handling handwritten and multi-line edge cases, fallback math validation, and per-invoice cost math.

May 20, 2026·4 min read

Build a WhatsApp AI Chatbot in 15 Minutes, For Small Businesses, business on AutoKaam

💼For Businessbeginner

WhatsApp AI Chatbot in 15 Minutes: The Build Is Easy, The Bans Are Not

A WhatsApp AI chatbot is genuinely a 15-minute build. Staying un-banned is the hard part. Here is the working Twilio plus AI stack, the compliance rule that nobody writes down, and the Baileys traps that ate my weekends.

Apr 6, 2026·9 min read