# Resolve TikTok username to IDs

Returns the numeric `user_id` and the `sec_user_id` for a TikTok `username` (handle without `@`). Other user endpoints take one of these IDs.

- Platform: TikTok V2
- Request: `GET https://api.toolzerhub.com/v2/tiktok/app/user/resolve`
- Auth: `x-api-key` header
- Cost: 2 credits per successful request. Failed requests are not billed.
- Page: https://docs.toolzerhub.com/reference/tiktok-v2/user/resolve-tik-tok-user-ids

| Parameter | In | Required | Type | Description |
| --- | --- | --- | --- | --- |
| `username` | query | yes | string | TikTok handle without the leading @, for example khaby.lame. |

## Example request

```bash
curl "https://api.toolzerhub.com/v2/tiktok/app/user/resolve?username=<username>" \
  -H "x-api-key: $TOOLZERHUB_API_KEY"
```

Success responses are wrapped as `{ "data": ... }`. Errors return `{ "error": { "code", "status", "message", "retryable", "details" } }`. See https://docs.toolzerhub.com/docs/responses-and-errors.