The Kryotta blog
Guides and comparisons on working with every AI model — Claude, Gemini, Llama, Mistral, DeepSeek and more — plus what we're building.
Claude vs Gemini for GST invoices: I tested 100 B2B bills and refund notes
I tested Claude and Gemini on 100 real GST invoices, credit notes, and inter-state bills. Here's which model got the tax splits right, which hallucinated HSN codes, and the prompts I now use weekly.
I used AI to process 60 M-Pesa till reconciliations in one afternoon: step by step
I reconciled 60 M-Pesa transactions across three order logs in one afternoon using Claude and Gemini. Here's exactly how I set up the prompts, which model handled Kenyan phone numbers better, and where I broke it twice.
I made 30 product shots and Reels for Black Friday with AI — what failed and what converted
I generated 30 product assets in six days using AI instead of hiring a photographer. Here's exactly which tools worked, what failed spectacularly, and the conversion data.
7 prompt templates for real work: emails, listings, code review and WhatsApp replies
Seven copy-paste prompt templates for emails, product listings, code review, and customer replies. Built for actual work, tested on Claude, Gemini and DeepSeek.
I used Claude and Gemini to write 40 M-Pesa refund messages: which one customers actually replied to
I tested Claude and Gemini on 40 real M-Pesa refund messages for my phone accessory shop. One model got more replies and fewer confused follow-ups—here's what each did better.
Claude vs Gemini for Stripe refund emails: I tested 100 angry customer replies
I tested Claude Sonnet 4.5 and Gemini Flash on 100 real angry refund requests across three e-commerce stores. One model kept inventing tracking numbers. Here's what actually works.
I wrote 50 GST invoices with AI: Claude vs Gemini for formatting and accuracy
I tested Claude and Gemini on 50 real GST invoices for my printing business. Here's which AI got the formatting, calculations, and tax splits right—and what nearly cost me compliance headaches.
I made 12 product Reels for Diwali with AI video — what worked and what looked fake
I made 12 product Reels for Diwali using AI video tools and got seven usable ones. Here's which prompts worked, which failed, and why hands still break everything.
The £0 to £40 AI image and video checklist for product ads: what works and what fails
Test AI visuals for free before spending £40 a month. This checklist shows UK sellers what works in product ads—from choosing the right aspect ratio to writing prompts that actually convert.
5 myths about prompt templates that make your AI replies sound robotic
Templates don't make AI sound robotic—vague instructions do. A well-structured prompt locks in how the model thinks while leaving room for natural variation in tone and content.
I built a WhatsApp auto-reply for my chama using Claude — here's the KSh 300 setup
I replaced a KSh 15,000/month VA with a Claude-powered WhatsApp bot that answers chama questions automatically. Here's the KSh 300 setup that took two weeks to perfect.
Six questions about AI jargon answered: tokens, context windows, hallucinations and grounding
Tokens, context windows, hallucinations, and grounding sound intimidating, but they're just tools for understanding how AI models work and what they cost. Here's what you actually need to know.