Identify user by fingerprint

Identifies a user based on request fingerprint (IP address, User-Agent, and optional device data). Headers (or query params for screen_size and timezone) improve matching when multiple users share an IP.

Recent Requests
Log in to see full request history
TimeStatusUser Agent
Retrieving recent requests…
LoadingLoading…
Headers
string
required

API key for authentication.

string

Device/platform for fingerprint matching (e.g. ios, android, web).

string

Device screen size for fingerprint matching. May also be sent as query param.

string

Client timezone for fingerprint matching. May also be sent as query param.

string

OS version for enhanced fingerprint matching. May also be sent as query param.

Responses

422

Validation error (e.g. invalid parameters).

500

Server error during identification.

Language
Credentials
Header
LoadingLoading…
Response
Click Try It! to start a request and see the response here! Or choose an example:
application/json