The Kryotta blog
Guides and comparisons on working with every AI model — Claude, Gemini, Llama, Mistral, DeepSeek and more — plus what we're building.
5 myths about AI product shots and Reels that waste your Shopify ad budget
AI-generated product images underperform in paid ads because audiences can sense they're not real. Here's what actually works: hybrid images, concept testing, and knowing which products Luma Reels can handle.
I used Auto routing for 220 eBay returns after Boxing Day: which model it picked per query
I processed 220 Boxing Day returns through Auto routing to see which model it picked for each query type—and whether it could handle policy edge cases without manual intervention.
£16 for ChatGPT Plus or £9 for six AI models: the real cost breakdown for UK sole traders
A UK sole trader ditched ChatGPT Plus after hitting rate limits and found six AI models for £9/month handled her actual work better. Here's the real cost breakdown.
I used Compare vs Auto routing for 180 Shopify returns after Boxing Day: which approach per query type
I tested Kryotta's Compare and Auto routing features on 180 Boxing Day return requests. One saved nine hours. The other caught edge cases the system missed. Here's which approach worked best for each query type.
I made 42 product shots for Boxing Day sales with Stability AI: which prompts passed and which got returns
I generated 42 product images with Stability AI for Boxing Day sales. Twenty-six went live, but some triggered returns. Here's which prompts worked, which failed, and what cost me £340.
I used 4 prompt templates to write 200 eBay buyer messages: which formula per situation
I tested four structurally different prompt formulas across 200 real eBay messages and watched my rating climb from 4.9 to 4.8. Here's which formula works for each situation.
I made 55 product shots with Stability AI then Reels with Luma: checklist for what fails
I generated 55 product shots with AI and made 6 Reels. 32 failed. Here's the checklist I built to stop wasting renders on shadows that don't match, fabric that looks flat, and ads that don't convert.
I used 4 AI models to write 150 VAT return queries for HMRC: which one per case type
I tested 4 AI models writing 150 VAT return queries to HMRC across late filing penalties, input tax disputes, Making Tax Digital errors, and scheme eligibility questions. Here's which model handled each case type best.
I used Claude vs Gemini to write 120 eBay return policy pages: which one reduced disputes
I rewrote 120 eBay return policies using Claude and Gemini to see which AI model actually reduced buyer disputes. The results weren't what the forums predicted.
5 myths about Claude vs Gemini for VAT invoices that waste your freelance budget
Claude isn't always better for VAT invoices—and Gemini doesn't hallucinate tax rules. We tested both models on real freelance invoicing tasks and found where each actually wins.
I used Claude vs o1 to debug 28 Stripe webhook race conditions: which model per bug
I debugged 28 Stripe webhook failures using both Claude and o1. Here's which model caught each bug, and why one excelled at spotting race conditions while the other was faster at obvious errors.
I used 4 prompt templates to write 180 eBay listing descriptions: which formula per category
I tested four prompt templates across Claude, Gemini and Llama to write 180 eBay listing descriptions in two weeks. Here's which formula and model worked best for electronics, vintage fashion, collectibles and home goods.