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Payment Gateway Insights

Expert guides, industry trends, and best practices for high-risk payment processing

Go-Live Checklist for a Checkout Your AI Assistant Built
Payments Basics

Go-Live Checklist for a Checkout Your AI Assistant Built

Before real customers pay, read every line, re-run every test, move the live key to your server settings and start with one small order. A short checklist for AI-built checkouts.

4 min read
Mark Orders Paid Only After EPaySe Confirms
Payments Basics

Mark Orders Paid Only After EPaySe Confirms

The page a customer returns to is not proof of payment. Learn how EPaySe's confirmation message works, how to check it, and why AI-written code often gets this part wrong.

4 min read
What to Check in Payment Code Your AI Assistant Wrote
Payments Basics

What to Check in Payment Code Your AI Assistant Wrote

An AI assistant can write payment code that looks right but breaks on small details. Here are the checks that catch the most common EPaySe integration mistakes, in plain words.

4 min read
Keep Your EPaySe Secret Key Away From Your AI Assistant
Payments Basics

Keep Your EPaySe Secret Key Away From Your AI Assistant

Your secret key proves that a request comes from your shop. Learn why it must never go into a chat, where to keep it instead, and what to do if it leaks.

4 min read
Test Your EPaySe Integration in the Sandbox First
Payments Basics

Test Your EPaySe Integration in the Sandbox First

The sandbox is a practice mode where no real money moves. Learn how to test a payment that succeeds and one that fails, and why this matters most when an AI assistant wrote your code.

4 min read
Give Claude Code the EPaySe Guide in Three Steps
Payments Basics

Give Claude Code the EPaySe Guide in Three Steps

Copy EPaySe's guide for coding assistants, save it as a SKILL.md file in a skill folder in your project, and open Claude Code. Here is each step, plain and short, plus how to keep the guide up to date.

4 min read
Merchant Guides

Accepting Payments for AI Companion and AI Image Apps: What Acquirers Ask For

Some acquirers consider AI companion and AI image apps for card payments, case by case, when lawful, consent-based and age-verified. Here is what they ask for.

3 min read
Merchant Guides

Payments for FX and CFD Brokers: A Provider Checklist

What an FX or CFD broker should confirm with a payment provider: licensing fit, country coverage, deposit routing, cash-outs, settlement and disputes.

4 min read
Merchant Guides

Payment Gateway for iGaming: What to Evaluate Before You Integrate

A payment gateway for iGaming is a routing and risk layer for deposits and player cash-outs. Here is what to evaluate before you integrate.

4 min read
Payments Basics

What Is a High-Risk Payment Gateway? How It Differs from a Merchant Account

A high-risk payment gateway is the routing, risk and API layer between your checkout and the acquirers that underwrite you. Here is how it differs from a merchant account and a PSP.

5 min read
Connect Your Shop to EPaySe With an AI Coding Assistant
Payments Basics

Connect Your Shop to EPaySe With an AI Coding Assistant

An AI coding assistant such as Claude Code can write most of a payment integration. Learn what it can do, what you still must check, and how EPaySe's guide for coding assistants helps.

4 min read
Payments Basics

Order Still Pending After Payment? What to Check

When a customer has paid but your order still says pending, check three things in order: the payment status, the notification from your provider, and your server's answer to it.

4 min read