Status code

🚨 API Error Codes

Response Format

All API errors return a consistent JSON structure with both human-readable messages and machine-readable codes for programmatic handling.

Response Structure

  {
    "error": "Invalid request data",
    "code": 4000
  }

Typescript

  interface ErrorResponse {
    error: string;
    code: number;
  }

Go

  type ErrorResponse struct {
      Error string `json:"error"`
      Code  int16  `json:"code"`
  }

---

📊 Error Code Reference

Error code	Message
4000	Invalid request data
4010	Unauthorized access
4050	Insufficient balance to place order
4100	Order size must be at least 5 ADA
4101	Order price must be greater then 0
4102	Price must have at most 4 decimal places
4103	Quantity must have at most 4 decimal places
4104	Post-only order would match with existing orders
4105	Post-only flag can only be used with limit orders
4106	Invalid trading pair symbol
4200	Order not found
4201	Order is not open
4202	Order State in invalid
4290	Rate limit exceeded, please try again later
4300	Transaction expired, please build again
4400	User not found
4402	Transaction not found
4404	Invalid status paramter
4405	Invalid interval paramter
4406	Account is missing required operation key
4407	Failed to sign transaction
5000	Internal Server Error
5001	System resources temporaily unavailable