> ## Documentation Index
> Fetch the complete documentation index at: https://plivo.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Content-Type

> Set content types for PHLO API requests — JSON for POST, query for GET

Plivo only accepts input of the type `application/json`.

All `POST` requests arguments must be passed as json with the Content-Type set as `application/json`.

All `GET` and `DELETE` request arguments must be passed in the query string.