Skip to main content
GET
https://api.replyke.com/api/v6
/
:projectId
/
users
/
check-username
Check Username Availability
curl --request GET \
  --url https://api.replyke.com/api/v6/:projectId/users/check-username
{
  "available": true
}
Check if a given username is available for use.

​
Query Parameters

​
username
string
required
The username to check for availability

​
Response

​
available
boolean
true if the username is available, false if it’s already taken

​
Error Responses

{
  "error": "Username is required and must be a string.",
  "code": "username/invalid-input"
}

{
  "error": "An error occurred while checking username availability.",
  "code": "username/server-error",
  "details": "<Error message>"
}

​
Notes

  • This endpoint does not require authentication.
  • Only exact matches are considered (case-sensitive).