Card Studio

Your credit card intelligence toolkit. Every calculation, comparison, and recommendation you see here is a live API call — build your own with the Koko Finance API.

Go to Dashboard →

Tools

📊

Portfolio Analysis

Add your cards and see their true value. Annual fees, benefits, break-even analysis, and net value at a glance.

POST /api/v1/portfolio/analyze

Open Portfolio →

🔍

Card Discovery

Browse 100+ credit cards. Search by issuer, category, or rewards type. Compare cards side by side.

Internal search + card data

Explore Cards →

🎯

Which Card to Use?

Select a spending category and instantly see which of your cards earns the most rewards.

POST /api/v1/cards/recommend

Try Calculator →

✈️

Travel Planner

Planning a trip? Optimize your card usage for flights, hotels, dining abroad, and more.

POST /api/v1/cards/recommend

Plan Trip →

🛒

Purchase Planner

Big purchase coming up? Find the best card for electronics, appliances, and major buys.

POST /api/v1/cards/recommend

Plan Purchase →

What You'll See

Koko break-even analysis showing $4,055 in benefits vs $1,585 in annual fees

See if your cards are worth the annual fees

Koko AI-powered strategy recommendations showing personalized tips to save money

Get AI-powered recommendations to maximize value