API Testing · Junior · Question 40 of 75

Why should API responses be checked for response time?

1Slow endpoints hurt users and may time out clients
2Response time is only important for GET requests
3Fast responses always mean the data is correct

Show the answer

Correct answer: Slow endpoints hurt users and may time out clients

Explanation

A simple threshold per endpoint (e.g. under 500 ms in a test environment) catches regressions like a missing index early.

Further reading

Grafana k6: Load test types ↗

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