---
title: "Register a browser token for web push"
method: POST
path: "/api/users/registerBrowserToken"
tags: ["users"]
---

# Register a browser token for web push

`POST /api/users/registerBrowserToken`

Learn about <a href="https://support.iterable.com/hc/articles/29156459027348">identifying users by <code>userId</code> and <code>email</code></a>.<br/><br/><b>Token limit</b>: Maximum of 500 browser tokens per user profile. Returns a 400 response code when this limit has been exceeded.

## Request body

- RegisterBrowserTokenRequest
  - `browserToken` string, required — This is provided by Firebase Messaging javascript API.
  - `email` string — An email address that identifies a user profile in Iterable. Provide an <code>email</code> or a <code>userId</code> (but not both), depending on <a href="https://support.iterable.com/hc/articles/29156459027348">how your project identifies users</a>.
  - `userId` string — A user ID that identifies a user profile in Iterable. Provide an <code>email</code> or a <code>userId</code> (but not both), depending on <a href="https://support.iterable.com/hc/articles/29156459027348">how your project identifies users</a>.

## Response `200`

successful operation

## Other responses

- `400` — Invalid parameters
- `401` — Invalid API key
- `409` — Email/userId conflict

---

[API](https://skmtc.net/iterable/apis/iterable-api.md) · [All operations](https://skmtc.net/iterable/apis/iterable-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/iterable/iterable-api/revisions/afaab604b58c/schema)