Monitoring

    How do I monitor a JSON API endpoint?

    Add any HTTP endpoint under API Monitoring and Lemwatch checks status code, response time, and optional JSON body assertions every minute.

    Updated 2026-07-10
    1 min read
    api
    endpoint
    monitoring

    Quick answer#

    Go to Site → API Endpoints, add the URL, method, headers, and optional body. Lemwatch probes every minute and asserts status code, response time, and JSON path values you specify.

    What you can assert#

  1. HTTP status code (e.g., 200)
  2. Response time under N ms
  3. JSON path equals / contains value
  4. Response header presence
  5. SSL validity of the endpoint
  6. Where to find it in Lemwatch#

    Site → API Endpoints.

    FAQ#

    Do you support GraphQL?#

    Yes — POST + JSON body. Assert on data. paths.

    How is auth handled?#

    Add bearer or basic auth in the Headers section; stored encrypted.

  7. API endpoint monitoring overview
  8. Degradation alerting
  9. Webhook integration
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