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POST
/
api
/
auth
/
register
Register
curl --request POST \
  --url https://api.example.com/api/auth/register \
  --header 'Content-Type: application/json' \
  --data '
{
  "Username": "<string>",
  "Email": "<string>",
  "Password": "<string>"
}
'
{
  "AccessToken": "<string>",
  "RefreshToken": "<string>",
  "AccessTokenExpiry": {},
  "User": {}
}

Documentation Index

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​
Description

Creates a new user account with the provided credentials. Upon successful registration, returns authentication tokens and user information.

​
Authentication

No authentication required.

​
Request Body

​
Username
string
required
Username for the new account. Maximum 100 characters.
​
Email
string
required
Valid email address for the account. Must be a valid email format. Maximum 256 characters.
​
Password
string
required
Account password. Must be at least 8 characters long, maximum 128 characters.

​
Response

​
AccessToken
string
JWT access token for authenticating subsequent requests. Typically expires in 15 minutes.
​
RefreshToken
string
Refresh token used to obtain new access tokens. Typically expires in 7 days.
​
AccessTokenExpiry
datetime
ISO 8601 timestamp indicating when the access token expires.
​
User
object
User information object containing:
  • Id (guid): Unique user identifier
  • Username (string): The username
  • Email (string): The user’s email address
  • CreatedAt (datetime): Account creation timestamp

​
Status Codes

  • 201 Created: User successfully registered
  • 400 Bad Request: Invalid request data (validation failed)
  • 409 Conflict: Email address already registered

​
Example Request

cURL
curl -X POST http://localhost:5000/api/auth/register \
  -H "Content-Type: application/json" \
  -d '{
    "Username": "johndoe",
    "Email": "john@example.com",
    "Password": "SecureP@ss123"
  }'

​
Example Response

201 Created
{
  "AccessToken": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9...",
  "RefreshToken": "a1b2c3d4e5f6g7h8i9j0k1l2m3n4o5p6",
  "AccessTokenExpiry": "2026-03-10T15:45:00Z",
  "User": {
    "Id": "123e4567-e89b-12d3-a456-426614174000",
    "Username": "johndoe",
    "Email": "john@example.com",
    "CreatedAt": "2026-03-10T15:30:00Z"
  }
}
409 Conflict
{
  "message": "Ya existe una cuenta con ese email."
}

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