> For the complete documentation index, see [llms.txt](https://docs.rampwin.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.rampwin.com/automation-workflow/technical.md).

# Technical

**Call REST API**: Integrate with external systems by calling REST APIs. Likewise sending information to the Rest API using the Push To CRM action type, you can also call/add the API of a 3rd party software or platform when needed using the automation for the particular Trigger.

<figure><img src="/files/DPHPArGECko8yqXnr6Ow" alt=""><figcaption></figcaption></figure>

Then, according to your requirements and the platform's compatibility, add the REST API details. For instance,

* Type for URL as POST, GET, PUT, and DELETE.
* Input Header Key(s) and Value(s).
* Select Data Type as URL Encoded, JSON, or FORM.
* Then, add the JSON Data using the parameter fields, and once done, click **Add**.

**Eval**: Execute custom scripts or code snippets for advanced processing.

<figure><img src="/files/hggRfgjSUjxUDGmDPuUN" alt=""><figcaption></figcaption></figure>