API Testing Made Simple | Katalon
Create and run API testing faster
Streamline creation execution for all API types, and easily integrate with CI/CD pipelines. Test across API, UI, mobile for more comprehensive testing with less juggling.
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Over 30K teams test and launch software faster with Katalon.
Supports all API architectural styles
SOAP
Supports SOAP, SOAP 1.2, POST, and GET.
REST
Send RESTful requests with required parameters, body data, and authorization details.
GraphQL
Create GraphQL test requests with RESTful by GET and POST methods.
Your all-in-one API testing toolkit
Hybrid project support
Enhance your hybrid project with seamless data access and utilization from API responses, enabling streamlined integration across UI automation, database validation, and more.
Schema validation
Validate objects or strings against schemas using the Test Request Editor and script, introducing new keywords for schema verification to ensure compliance with test requests.
Flexible parameterization
Easily create web test cases in minutes with flexible coding options and AI-driven features.
Test efficiently with an AI-enabled low-code approach
Craft API tests in minutes, leveraging low-code capabilities infused with cutting-edge AI-driven features.
Broad protocol and import
Supports REST, SOAP, GraphQL APIs and allows importing tests from Swagger, Postman, and WSDL, saving you the effort of rebuilding existing API tests.
See API test automation in action
Unified automation testing platform across web, mobile and API
Consolidate your automation testing process in one location to simplify workflows and eliminate the need for multiple tools. Leverage reusable test objects across API and mobile platforms.
Why automate API testing with Katalon?
Efficiency at scale
Supercharge API testing with faster execution and frees your team for impactful testing, accelerating your release cycles.
Greater test coverage
Reinforce API’s quality through AI-driven insights, extensive test coverage, and wider range of testing scenarios.
Seamless integration
Streamline development pipeline with seamless CI/CD integration, ensuring consistent quality on every code change.
Elevated collaboration
Enhance collaboration with stakeholders across different roles, for actionable insights and informed decision making.
Trusted by 30K+ teams globally
Over 80% of our users report faster product releases and enhanced product quality.
Creating automated test scripts faster and analyzing results in the cloud
Testing with Katalon Studio is truly easy to set up — say goodbye to cruel settings... it provides out the box integrations with other CI tools (Jenkins) to support our CI testing goal. We also find Katalon Studio is stable, light, and more powerful than other tools. We can custom test with TDD, BDD, DDT, and more.
Streamlined test cycles and better services for customers
When I heard about Katalon, I realized that it was exactly what I wanted to create and it was already created... Katalon offers the ability to create test variables and override them within the test suites with some external CSV files that are incredibly easy to use.
For a more efficient and enjoyable testing journey
Katalon's operational simplicity has significantly benefited Cigniti, making it accessible to individuals with limited technical knowledge. Katalon’s ease of use and quick learning curve have reduced the testing team's efforts by an average of 50%. Katalon Studio and Runtime Engine have improved testing speed, coverage, and overall productivity for Cigniti.
Loved by 100K+ users worldwide
Gartner 4.4
Capterra 4.5
GetApp 4.4
G2 4.4
Shubham S.
QA Executive
“It is very helpful in regression testing, easy to use, easy to understand, and has many advantages when compared to other frameworks.”
“Katalon Studio is a very good tool for automation. It has all the top notch qualities to create a robust framework that can cover large automation.”
“Katalon made automation a reachable option! I really love how easy it makes the automation process, in addition to how easy to use and understand this program is.”