Testing Pays

Testing Pays

The Payment Works
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About

Checksum is a continuous quality platform that autonomously generates, runs, and maintains tests so engineering teams can ship AI-generated code without trading speed for reliability. Unlike copilots that wait for prompts, Checksum works as a background agent, detecting what needs testing, generating production-ready Playwright, and healing broken tests automatically. Seventy percent of failures resolve autonomously, keeping suites green without manual effort. Built on fine-tuned data from 1.5+ million test runs, Checksum covers every layer of the SDLC: end-to-end, API, and CI testing from a single platform. Tests are delivered as standard Playwright code, submitted as a PR to your repo. No vendor lock-in. Checksum integrates natively with Cursor, Claude Code, and 100+ coding agents via /checksum slash commands, so code is tested before a human ever reviews it. AI handles generation and healing on Checksum's cloud: no LLM tokens. The result: ship faster, with confidence.

About

Using our tools you can get all the responses that an API can return. No more being surprised by undocumented errors. Our system easily ties in with your continuous integration system, just ask us, it's what we do ourselves. Forget waiting for test accounts and scanning through endless documents. Get started in 5 minutes with clear and simple instructions. We offer powerful simulators of payment APIs for you and your team to use in your projects. Say goodbye to unreliable sandboxes and hard-to-remember test cards. Try it out here. Stress test your own code, with real traffic. No more shortcuts for your payment systems. With our in browser live tail you can view your test transactions in real time. Letting you iterate quickly and take the pain out of debugging.

Platforms Supported

Windows Not Supported
Mac Not Supported
Linux Not Supported
Cloud Supported
On-Premises Not Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported

Platforms Supported

Windows Not Supported
Mac Not Supported
Linux Not Supported
Cloud Supported
On-Premises Not Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported

Audience

Software development teams seeking a solution to improve product quality and speed up release cycles

Audience

Online merchants looking for a testing platform

Support

Phone Support Supported
24/7 Live Support Not Supported
Online Supported

Support

Phone Support Not Supported
24/7 Live Support Not Supported
Online Supported

API

Offers API Not Supported

API

Offers API Not Supported

Screenshots and Videos

Screenshots and Videos

Pricing

Based on tests maintained. Unlimited test runs. Unlimited auto-healings. Unlimited users. Pricing based on the number of tests maintained.
Free Version Not Supported
Free Trial Supported

Pricing

€19.99 per month
2000 requests
Free Version Supported
Free Trial Not Supported

Reviews/Ratings

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

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Training

Documentation Supported
Webinars Supported
Live Online Supported
In Person Supported

Training

Documentation Supported
Webinars Not Supported
Live Online Not Supported
In Person Not Supported

Company Information

Checksum.ai
United States
checksum.ai/

Company Information

The Payment Works
Founded: 2016
Ireland
www.testingpays.com/features

Alternatives

Alternatives

Zunoy Sandbox

Zunoy Sandbox

Mentcube Innovations Pvt Ltd
QAComplete

QAComplete

SmartBear
Testim

Testim

Tricentis
Cypress

Cypress

Cypress.io

Categories

Categories

Software Testing Supported

API Testing Features

Functional Testing Supported
Fuzz Testing Not Supported
Load Testing Not Supported
Penetration Testing Not Supported
Runtime and Error Detection Not Supported
Security Testing Not Supported
UI Testing Supported
Validation Testing Supported

Integrations

Adyen Not Supported
Azure OpenAI Service Supported
CircleCI Supported
Claude Supported
Claude Code Supported
Cursor Supported
Discord Supported
Experian Identity Verification Not Supported
Gemini Supported
GitHub Supported
GitLab Supported
Global Payments Not Supported
Google Chat Supported
Microsoft Teams Supported
PayPal Not Supported
Paysafe Not Supported
Playwright Supported
Slack Supported
Stripe Not Supported
Trulioo Not Supported

Integrations

Adyen Supported
Azure OpenAI Service Not Supported
CircleCI Not Supported
Claude Not Supported
Claude Code Not Supported
Cursor Not Supported
Discord Not Supported
Experian Identity Verification Supported
Gemini Not Supported
GitHub Not Supported
GitLab Not Supported
Global Payments Supported
Google Chat Not Supported
Microsoft Teams Not Supported
PayPal Supported
Paysafe Supported
Playwright Not Supported
Slack Not Supported
Stripe Supported
Trulioo Supported
Claim Testing Pays and update features and information
Claim Testing Pays and update features and information