Accounts11

Alert channels6

Alert notifications1

Analytics12

Badges2

Check alerts2

Check groups11

Check results4

Check sessions7

Check status2

Checks16

Client certificates4

Dashboards5

Deployment Triggers2

Environment variables5

Error Groups4

Heartbeats5

Incident Updates3

Incidents4

Location1

Maintenance windows12

Monitors7

Private locations8

Reporting1

Rocky AI3

Runtimes2

Snippets5

Static IPs6

Status Page Incidents10

Status Page Services5

Status Pages8

Test Session Error Groups4

Test sessions7

Triggers6

Heartbeats

Update a heartbeat check

Updates a Heartbeat check.

put/v1/checks/heartbeat/{id}

Path parameters

idstring required

Query parameters

autoAssignAlertsboolean

Determines whether a new check will automatically be added as a subscriber to all existing alert channels when it gets created.

Headers

x-checkly-accountstring

Your Checkly account ID, you can find it at https://app.checklyhq.com/settings/account/general

Request body

namestring

The name of the check.

activatedboolean

Determines if the check is running or not.

mutedboolean

Determines if any notifications will be send out when a check fails and/or recovers.

doubleCheckboolean

[Deprecated] Retry failed check runs. This property is deprecated, and retryStrategy can be used instead.

shouldFailboolean

Allows to invert the behaviour of when a check is considered to fail. Allows for validating error status like 404.

locationsstring[] nullable

An array of one or more data center locations where to run this check.

tagsstring[]

Tags for organizing and filtering checks.

useGlobalAlertSettingsboolean

When true, the account level alert setting will be used, not the alert setting defined on this check.

groupIdnumber nullable

The id of the check group this check is part of.

groupOrdernumber nullable

The position of this check in a check group. It determines in what order checks are run when a group is triggered from the API or from CI/CD.

runtimeId'2026.04' | '2025.04' | '2024.09' | '2024.02' | '2023.09' | '2023.02' | '2022.10' | 'null' nullable

The runtime version, i.e. fixed set of runtime dependencies, used to execute this check.

runParallelboolean

When true, the check will run in parallel in all selected locations.

descriptionstring nullable

A description of the check.

checkType'HEARTBEAT'

frequency0 | 1 | 2 | 5 | 10 | 15 | 30 | 60 | 120 | 180 | 360 | 720 | 1440

How often the check should run in minutes.

frequencyOffsetinteger

requestobject nullable

scriptstring nullable

scriptPathstring nullable

Path of the script in the runtime.

sslCheckDomainstring nullable

setupSnippetIdnumber nullable

An ID reference to a snippet to use in the setup phase of an API check.

tearDownSnippetIdnumber nullable

An ID reference to a snippet to use in the teardown phase of an API check.

localSetupScriptstring nullable

A valid piece of Node.js code to run in the setup phase.

localTearDownScriptstring nullable

A valid piece of Node.js code to run in the teardown phase.

degradedResponseTimenumber nullable

The response time in milliseconds where a check should be considered degraded.

maxResponseTimenumber nullable

The response time in milliseconds where a check should be considered failing.

Example request

{
  "name": "Check",
  "locations": [
    "us-east-1",
    "eu-central-1"
  ],
  "tags": [
    "production"
  ],
  "alertChannelSubscriptions": [],
  "environmentVariables": [
    {
      "key": "API_KEY"
    }
  ]
}

Response

Successful

idstring

namestring required