---
title: "Explicitly start a cardless Pro trial for the authenticated tenant administrator"
method: POST
path: "/billing/start-trial"
---

# Explicitly start a cardless Pro trial for the authenticated tenant administrator

`POST /billing/start-trial`

## Request

- Base URL: `https://api.gravityads.dev` (the document declares no server; this is the origin it was published from)
- URL: `https://api.gravityads.dev/billing/start-trial`
- Auth: HTTP bearer

## Response `200`

Fixed 14-day trial recorded atomically; replay does not extend expiry

- object

---

[API](https://skmtc.dev/gravityads/apis/gravityads-api.md) · [All operations](https://skmtc.dev/gravityads/apis/gravityads-api/llms.txt) · [OpenAPI document](https://skmtc.dev/gravityads/apis/gravityads-api/revisions/124cd07d534d?raw)