> ## Documentation Index
> Fetch the complete documentation index at: https://trigger-v3-fix-additional-files.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# defineDynamicTrigger()

> Define a Dynamic Trigger

## Parameters

<ResponseField name="options" type="DynamicTriggerOptions" required>
  The options for the dynamic trigger.

  <Expandable title="options" defaultOpen>
    <ResponseField name="id" type="string" required>
      Used to uniquely identify a DynamicTrigger
    </ResponseField>

    <ResponseField name="event" type="event" required>
      An event from an [Integration](/integrations) package that you want to attach to the
      DynamicTrigger. The event types will come through to the payload in your Job's run.
    </ResponseField>

    <ResponseField name="source" type="source" required>
      An external source fron an [Integration](/integrations) package
    </ResponseField>
  </Expandable>
</ResponseField>

## Returns

<ResponseField name="DynamicTrigger instance" type="DynamicTrigger" />

<RequestExample>
  ```ts example
  const dynamicOnIssueOpenedTrigger = client.defineDynamicTrigger({
    id: "github-issue-opened",
    event: events.onIssueOpened,
    source: github.sources.repo,
  });
  ```
</RequestExample>