Leverage UI and API Tests for Early Performance Monitoring

Leverage UI and API Tests for Early Performance Monitoring Fernando Mattos November 10, 2022

April 26, 2026 · 4 min read · API Testing

Leverage UI and API Tests for Early Performance Monitoring

Fernando Mattos
November 10, 2022

Application execution is an all-important scene of non-functional character, specially when it come to secure a top-notch customer experience. Failing to identify performance regressions before they affect users can have substantial implications on the business, such as revenue loss, increased maintenance costs, and user dissatisfaction. However, running execution exam can be time-consuming and expensive, and still result in performance issues slipping into the late stages of evolution, where it takes more clip and effort to resolve them.

To help teams stay forwards of performance issues, mabl has innovate new coverage characteristic that enable users to leverage existing UI and API functional tests to beguile early insights into application performance and stay one step forward of performance degradations that may affect customers.

Minimal Learning Curve, Maximum ROI for Functional UI and API Tests

Mabl 's coordinated tryout automation platform is plan to help teams maximize the value of the UI and API tests into which they ’ ve already invest substantial clip and endeavor. The low-code test creation operation helps teams quickly improve test reporting, and mabl ’ s test instrumentation capabilities enable teams to schedule cloud-based runs or trigger test runs by specific deployment event in their CI pipeline. All of these cloud runs, which include unlimited parallel executing across multiple browsers, generate a treasure trove of data about the performance of UI factor and API endpoints.

The new mabl features leverage this datum to generate execution insights: UI tests now include for all web Page, and API test termination evidence the response time for each API endpoint. These new report are return with no spare effort from mabl users. Users but execute their regular test runs, and mabl automatically yield the insights for the integral team.

Monitor Performance Changes at the Release Level

The eminent position into these new brainwave can be found on the, which afford an overview of the readiness of each new liberation or app variation. These reporting features highlight any performance change that may involve to be investigated.

At the top of the page, a new widget flags browser and API tests with the worst performance degradations in the almost recent release, as well as overall trends in middling app load time and API response time.

New performance widget on the freeing coverage page

Mabl users will also see a new column in their Test Status table, which shows the cumulative alteration in the speed index or API reaction time for each test. This allows any user visiting this page to apace understand performance changes at a glance for tests that continue specific user journeys.

New column showing performance change for each test executed in a liberation

Focused Performance Reporting for Critical Customer Journeys

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If users identify any concerning execution debasement in the freeing coverage page, mabl easily allows them to get detailed performance history for specific UI and API test. For illustration, a QA squad member responsible for a specific high-traffic user journey - such as purchase or engagement - can quickly investigate the test for that exploiter journeying to understand if the trouble is real and where the root campaign may be. This includes ruling out if it ’ s an API or UI number, speed the time to resolution.

For exemplar, the image below shows a mabl Plan that includes API tests (on Stages 1 and 3) and a UI test (Stage 2). Within the Plan sight, users can quickly see the overall length for this program over time:

E2E test program including UI and API tests

Selecting any of the tests - say the UI test in Stage 2 - shows the details of that specific test with a dedicated performance tab that illustrates drift in app freight time and test run clip. This gives choice team a more granular survey into the performance of each specific step of the user journey.

Farinaceous performance prosody for a UI test

If the QA team finds that a specific trial run deviates from the normal range of performance, they can easy investigate farther by getting comprehensive data on each trial measure, including the velocity indicator trends for that specific step over time:

Speed exponent for specific UI test steps

Having these different execution reports enables quality team to catch performance abjection early, and quickly determine the root cause of the number. They can also well and share comprehensive diagnostic data (DOM snapshot, network activity, performance logarithm, etc.) to help developers quickly speak the number.

Similarly, mabl allows user to ensure that APIs that impact the customer experience are also performing as expected with a similar set of API performance account and drill down capableness focused on the API reaction times - see an example below:

Granular execution metric for an API test

Shift Performance Testing Left for Early Feedback

Application performance is one of the key ways consumers evaluate app calibre - and if they ’ ll be repeat customers. With mabl ’ s new performance perceptivity, quality master and developer can quickly start expand their understanding of coating performance by just running their live UI and API test. The entire company will benefit from an enhanced discernment of the customer experience, while testers have another tool in their arsenal to advocate for the end-user and proactively improve app quality. & nbsp;

See how leisurely it is to chop-chop build up UI and API functional examination coverage with mabl, and leverage these tests for execution monitoring and perceptiveness that give your team confidence in the quality of your application. Sign up for atwo week trial today.

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