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

# Return URL parameters

> What is appended to redirect_url.

| Param              | Meaning                                                     |
| ------------------ | ----------------------------------------------------------- |
| `vyt`              | Confirmation token. Exchange server side within 30 minutes. |
| `vyc`              | `1` passed, `0` not. UI hint. Never gate on it.             |
| your `pass_params` | Echoed as sent.                                             |

Every name starting with `vy` is reserved. Strip `vyt` and `vyc` after handoff.