Access Token Device Information
Access tokens now include detailed device information through the new .device property, providing better insights into how users access your application.
Migration from .agent
The .agent property has been deprecated and replaced with .device.
Device Properties
The .device object contains detailed information about the user's device, browser, and application:
| Property | Type | Description |
|---|---|---|
device_type | string|null | Type of device: "mobile", "desktop", "tablet", "server", or null |
device_os | string|null | Operating system: "mac", "windows", "linux", "android", "ios", "chromeos", "other", or null |
application | string|null | Application name (e.g., "chrome-mac", "safari-ios") or null |
browser | string|null | Browser engine: "chrome", "firefox", "safari", "edge", "electron", or null |
browser_version | string|null | Version of the browser engine (e.g., "120.0.0.0") or null |
device_version | string|null | Operating system version (e.g., "10.15.7", "18.3.2") or null |
is_mobile | boolean | true if the device is a mobile phone |
is_tablet | boolean | true if the device is a tablet |
is_desktop | boolean | true if the device is a desktop or laptop |
is_bot | boolean | true if the request comes from a bot or crawler |
is_ai | boolean | true if the bot is an AI assistant or training bot |
ai_type | string|null | Type of AI bot: "crawl" (training/research) or "user" (user-initiated), or null |
Desktop Browser Examples
Here are examples of device information for common desktop browsers:
Chrome on macOS
Chrome Desktop Device Info
{
"ai_type": null,
"application": "chrome-mac",
"browser": "chrome",
"browser_version": "140.0.0.0",
"device_os": "mac",
"device_type": "desktop",
"device_version": "10.15.7",
"is_ai": false,
"is_bot": false,
"is_desktop": true,
"is_mobile": false,
"is_tablet": false
}Safari on macOS
Safari Desktop Device Info
{
"ai_type": null,
"application": "safari-mac",
"browser": "safari",
"browser_version": "17.0",
"device_os": "mac",
"device_type": "desktop",
"device_version": "10.15.7",
"is_ai": false,
"is_bot": false,
"is_desktop": true,
"is_mobile": false,
"is_tablet": false
}Mobile Device Examples
Device information for mobile devices provides detailed insights into the user's mobile experience:
iPhone Safari
iPhone Device Info
{
"ai_type": null,
"application": "safari-ios",
"browser": "safari",
"device_os": "ios",
"device_type": "mobile",
"device_version": "18.3.2",
"is_ai": false,
"is_bot": false,
"is_desktop": false,
"is_mobile": true,
"is_tablet": false
}Android Chrome
Android Device Info
{
"ai_type": null,
"application": "chrome-android",
"browser": "chrome",
"browser_version": "114.0.0.0",
"device_os": "android",
"device_type": "mobile",
"device_version": "10",
"is_ai": false,
"is_bot": false,
"is_desktop": false,
"is_mobile": true,
"is_tablet": false
}Tablet Examples
iPad
iPad Device Info
{
"ai_type": null,
"application": "safari-ios",
"browser": "safari",
"browser_version": "17.0",
"device_os": "ios",
"device_type": "tablet",
"device_version": "17.0",
"is_ai": false,
"is_bot": false,
"is_desktop": false,
"is_mobile": false,
"is_tablet": true
}Bot and AI Examples
The device information can also identify various types of bots and AI assistants accessing your application:
Search Engine Bot
Google Bot Device Info
{
"ai_type": null,
"application": "googlebot",
"browser": "googlebot",
"device_os": null,
"device_type": "server",
"is_ai": false,
"is_bot": true,
"is_desktop": false,
"is_mobile": false,
"is_tablet": false
}AI Assistant (User-Initiated)
ChatGPT User Device Info
{
"ai_type": "user",
"application": "chatgpt-user",
"browser": "chatgpt-user",
"browser_version": "1.0",
"device_os": null,
"device_type": "server",
"is_ai": true,
"is_bot": true,
"is_desktop": false,
"is_mobile": false,
"is_tablet": false
}