Validate signup email availability (Legacy)

POST

/signup/initialize

curl --request POST \
  --url https://auth.timetonic.com/signup/initialize \
  --header 'Content-Type: application/json' \
  --data '{ "email": "hello@example.com", "mobile": "example" }'

Step 1 of signup — checks email uniqueness. mobile is format-validated only (no uniqueness check). Public; CSRF-exempt. A portal-scoped variant exists at /portal/{companyCodeContext}/signup/initialize.

Request Body^required

Media typeapplication/json

object

email

required

string format: email

mobile

string

nullable

Example^generated

{
  "email": "hello@example.com",
  "mobile": "example"
}

Responses

200

Email available

Media typeapplication/json

object

success

boolean

message

string

Example

{
  "success": true,
  "message": "valid"
}

422

Validation error

Media typeapplication/json

object

success

boolean

error

string

message

string

errors

object

key

additional properties

Array<string>

Example

{
  "success": false,
  "error": "validation_error",
  "message": "The given data was invalid",
  "errors": {
    "email": [
      "The email field is required."
    ]
  }
}