curl -X PUT https://api.llmgenerator.com/api/v1/accounts/profile \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "firstName": "Jane",
    "company": "New Company Inc"
  }'

const response = await fetch(
  'https://api.llmgenerator.com/api/v1/accounts/profile',
  {
    method: 'PUT',
    headers: {
      'Authorization': 'Bearer YOUR_API_KEY',
      'Content-Type': 'application/json'
    },
    body: JSON.stringify({
      firstName: 'Jane',
      company: 'New Company Inc'
    })
  }
);

{
  "success": true,
  "message": "Profile updated successfully",
  "account": {
    "id": "user_abc123def456",
    "firstName": "Jane",
    "lastName": "Doe",
    "company": "New Company Inc",
    "updatedAt": "2026-01-27T10:00:00.000Z"
  }
}

{
  "message": "Validation error: First name must be at least 1 character"
}