The Kryotta blog

Guides and comparisons on working with every AI model — Claude, Gemini, Llama, Mistral, DeepSeek and more — plus what we're building.

Navy blue silicone phone case on white background under natural light, showing true material and color
E-commerce

I made 25 Jumia product photos with Stability AI — which prompts got clicks and which got returns

I tested Stability AI on 25 phone case listings. Thirteen worked. Twelve failed badly—customers returned items saying they looked nothing like the photos. Here's what the prompts got wrong.

September 7, 2026 · 8 min read
Brown leather wallet and cardholder on wooden table with coffee cup, morning light, shallow depth of field
AI Images

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.

September 5, 2026 · 10 min read
Business owner reviewing customer emails at desk with laptop and printed messages in natural morning light
AI models

I used Auto routing for 100 Shopify customer emails: which model it picked and why

I tested Kryotta's Auto routing on 100 customer support emails across two Shopify stores. Here's which AI model it picked for refunds, product questions, and complaints—and whether the routing decisions actually saved money.

September 2, 2026 · 10 min read
Person at desk holding smartphone with M-Pesa refund message visible, surrounded by phone accessories in natural light
AI comparison

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.

August 30, 2026 · 9 min read
Frosted glass bottle with black pump on linen fabric next to eucalyptus stems, soft natural lighting
Prompts

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.

August 23, 2026 · 9 min read
Laptop showing email inbox with promotional messages, two labeled coffee cups, test result papers, and a hand reaching for the mouse on a desk with warm lighting
Compare models

Claude vs Gemini for email marketing: I tested both on 500 Black Friday campaigns

I tested Claude and Gemini on 500 Black Friday campaigns. Gemini won on open rates and spam scores. Here's what actually works for promotional emails.

August 16, 2026 · 8 min read
A small furniture showroom in Jaipur with the owner checking his phone
Small business

Which AI is best for Indian small businesses in 2026? I tested Claude, Gemini, Llama and DeepSeek on real desi work

WhatsApp replies, product descriptions, a GST email to the CA, a Diwali post and margin maths — I ran a Jaipur showroom's real tasks through the top AI models side by side. Here's which one wins where, and what a small business should actually pay for.

August 15, 2026 · 3 min read
A small D2C brand's packing station with block-printed kurtas and shipping boxes
E-commerce

AI for Shopify and D2C brands in India: product descriptions, listing images and customer replies without hiring a team

200 SKUs, no designer, WhatsApp support at 11 pm — here's how a small Indian D2C brand covers descriptions, product photos, Reels and support with AI, what it costs, and what still needs a human.

August 11, 2026 · 3 min read