HTTP status + error.code

Errors

Errors return the matching HTTP status and a JSON error object with a code and a message (messages are in Croatian).

Status	Code		Meaning
400	bad_request	—	invalid parameter
401	unauthorized	—	missing or invalid key
403	plan_required	—	endpoint not included in your plan
404	not_found	—	entity or service does not exist
429	quota_exceeded	—	daily quota or per-second limit
500	server_error	—	please retry

curl https://api.price.download/v1/delta \
  -H "Authorization: Bearer $PD_FREE_KEY"

●Response

{
  "error": {
    "code": "plan_required",
    "message": "The delta feed is available from the Business plan."
  }
}