---
metadata:
- name: generator
content: Diplodoc Platform v5.44.0
alternate:
- https://yandex.com/dev/id/doc/en/suggest/script-sdk-suggest-token.md
- https://yandex.com/dev/id/doc/ru/suggest/script-sdk-suggest-token.md
---
> **Documentation Index:** Fetch the complete configuration index at https://yandex.com/dev/id/doc/en/llms.txt
# Set up the sdk-suggest-token.js script for the callback page
Enable one of the sdk-suggest-token.js script versions on the page that will accept an OAuth token:
{% list tabs %}
- Version with polyfills (recommended)
```html
```
See also:
* [Polyfills](https://en.wikipedia.org/wiki/Polyfill_(programming))
- Basic version
```html
```
{% endlist %}
## Syntax and parameters {#sdk-suggest-token-syntax}
```javascript
YaSendSuggestToken(origin, extraData)
```
A call example for the login widget or button:
```javascript
YaSendSuggestToken(
'https://examplesite.com',
{
flag: true
}
)
```
See also [Example of usage on an HTML page](#example)
Parameter descriptions:
#|
|| **Parameter** | **Description** ||
|| `origin` | "Origin" of the page with a login button or widget to which a `postMessage` with a token is sent. The parameter value must always be filled in and can't contain the `*` character. ||
|| `extraData` | Extra data sent to the page with a login button. Must be a valid JSON object. ||
|#
## Return value {#sdk-suggest-token-return-value}
Doesn't return anything.
## Example of usage on an HTML page {#example}
Use the following code to set up a callback page that will receive the token:
```html
```