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A Webhook creates a dedicated API endpoint that an external system can POST data to in real time. When data arrives, Alumio processes it through the linked Incoming configuration and creates tasks for further processing.

What Webhooks can do

Webhooks give you control over how incoming data from external systems is received and handled. You can:
  • Receive real-time data from external systems via a dedicated POST endpoint.
  • Link one or more Incoming configurations to route different entities to different Routes from a single Webhook URL.
  • Apply pre-processors to validate incoming requests before Alumio accepts the data.
  • Apply post-processors to run logic after the data has been consumed and tasks have been created.
  • Control the response returned to the caller, including the status code, headers, and body format.
  • Validate cryptographic request signatures for secure Webhook integrations.

Filtering Webhooks

The overview page lists all Webhooks in your environment. Filters are available for Name, Created at, Updated at, and Labels. Use + Add Filter for additional conditions.

Creating a Webhook

A Webhook is configured through three tabs: General, Processors, and Response. The General tab defines the core connection: the Incoming configuration to trigger when the Webhook is called, optional additional Incoming configurations for multi-entity routing, logging, and job queue priority. The Processors tab contains pre-processors and post-processors. Pre-processors validate the incoming request before Alumio accepts the data, for example, matching a shared-secret header or validating a cryptographic signature. Post-processors run after the data has been consumed and tasks have been created, for example, responding to a Business Central subscription validation request. The Response tab controls what Alumio returns to the caller: the HTTP protocol version, status code, custom headers, and response body format.

Using a Webhook

To allow an external system to call your Webhook, share the Webhook endpoint URL and any pre-processor details (required headers or signature configuration) with the sending system. The full endpoint URL follows this pattern: https://{environment}.alumio.com/api/v1/webhook/{identifier} Additional path segments can be appended to the Webhook URL to pass extra variables into the incoming request. Header data from incoming requests is accessible in Entity transformers using Alumio placeholder syntax (e.g. &{headers.X-event-type}) when the Incoming configuration is set up with the Add headers option enabled.