The Kryotta blog
Guides and comparisons on working with every AI model — Claude, Gemini, Llama, Mistral, DeepSeek and more — plus what we're building.
I used 4 AI models to write 120 Jumia product descriptions: which one got clicks in Accra
A Jumia seller tested Claude, Gemini, Llama, and Mistral on 120 product descriptions in Accra. Claude won on clicks with mobile-first copy that converted 3.4%—here's what each model cost and how shoppers responded.
I used 3 AI models to write 95 Klarna late-payment reminder emails: which tone got paid
I tested three AI models writing 95 overdue payment reminders in different tones. The results showed tone mattered far more than which model I used—and the most effective approach surprised me.
I used Claude vs Gemini to write 100 Klarna dispute responses: which one per claim
I tested Claude and Gemini on 103 real Klarna disputes from my outdoor gear shop. Claude won overall, but each model dominated different claim types—here's which one to use for what.
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 used Claude vs Gemini to write 100 Etsy return policies: which one reduced disputes
I tested Claude and Gemini by writing 100 Etsy return policies across eight shops. Claude reduced disputes by 41%, Gemini by 28%. Here's what worked.
I used Auto routing for 140 Takealot return emails during load-shedding: which model it picked per query
I tested AI auto routing on 140 return emails during load-shedding. Here's which model handled each query type and what it cost versus hiring a VA.
I used 3 AI models to write 120 Black Friday email sequences: which one per open rate
I tested Claude, Gemini, and GPT-OSS writing 120 Black Friday email sequences for my Shopify store. Here's which model won on open rates—and why the difference actually mattered.
I made 8 product videos for Flipkart ads with AI — which ones got clicks and which got skipped
I tested three AI video tools on eight Flipkart product ads with a ₹5,000 budget. Four videos hit 4%+ click rates. Four flopped. The difference wasn't the model—it was what I asked it to do.
The €0 to €35 checklist: which AI jargon actually matters for your online store
Three AI terms actually matter for your store's monthly bill: tokens, context window, and hallucinations. Learn which models to use where, and stop overspending on premium AI for routine tasks.