---
title: "Start sign-up: POST /signup/start | Posty Docs"
description: "Sends a one-time code to the user's email address. Callable without a key, and gives the same answer for every address."
canonical: https://posty.hu/en/docs/api/endpoints/start-signup
source: https://posty.hu/en/docs/api/endpoints/start-signup.md
---

Account and subscription

# Start sign-up: POST /signup/start

Sends a one-time code to the user's email address. Callable without a key, and gives the same answer for every address.

## Path

Method and path

POSThttps://api.posty.hu/public/v1/signup/start

Authorization

No scope required.

operationId

`startSignup`

Sends a one-time code to the user's email address. It can be called without a key, and it gives the same answer for every address, so it does not reveal whether an account already exists for that address.

## Related

- [Authentication](https://posty.hu/en/docs/api/authentication): API key and scopes.
- [Errors and limits](https://posty.hu/en/docs/api/errors): error responses and rate limits.
- [All endpoints](https://posty.hu/en/docs/api/endpoints): full list.

Documentation pages

Is something missing from this page? Email [norbert@posty.hu](mailto:norbert@posty.hu) or use the form on the [Help](https://posty.hu/en/help) page.