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POST
/
api
/
v1
/
common
/
download-url
Get Download URL for Generated Files
curl --request POST \
  --url https://api.kie.ai/api/v1/common/download-url \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "url": "https://tempfile.1f6cxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxbd98"
}'
{
  "code": 200,
  "msg": "success",
  "data": "https://tempfile.1f6cxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxbd98"
}
Convert generated file URLs to downloadable temporary URLs. Only supports files generated by kie.ai services.

​
Features

  • Convert kie.ai generated file URLs to downloadable links
  • Supports all file types generated by kie.ai platform (images, videos, audio, etc.)
  • Temporary download URLs valid for 20 minutes
  • Secure access to generated content
  • API Key authentication protection

​
Important Notes

Only generated file URLs from kie.ai services are supported. External file URLs will result in a 422 validation error.
The downloadable URLs expire after 20 minutes. Make sure to download or cache the content within this timeframe.

Authorizations

​
Authorization
string
header
required

All APIs require authentication via Bearer Token.

Get API Key:

  1. Visit API Key Management Page to get your API Key

Usage: Add to request header: Authorization: Bearer YOUR_API_KEY

Body

application/json
​
url
string<uri>
required

Generated file URL from kie.ai services. External file URLs are not supported.

Example:

"https://tempfile.1f6cxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxbd98"

Response

Request successful

​
code
enum<integer>

Response Status Code

CodeDescription
200Success - Request has been processed successfully
401Unauthorized - Authentication credentials are missing or invalid
402Insufficient Credits - Account does not have enough credits to perform the operation
404Not Found - The requested resource or endpoint does not exist
422Validation Error - Invalid URL (External file URLs are not supported)
429Rate Limited - Request limit has been exceeded for this resource
455Service Unavailable - System is currently undergoing maintenance
500Server Error - An unexpected error occurred while processing the request
505Feature Disabled - The requested feature is currently disabled
Available options:
200,
401,
402,
404,
422,
429,
455,
500,
505
​
msg
string

Error message when code != 200

Example:

"success"

​
data
string<uri>

Downloadable URL for the file. Valid for 20 minutes.

Example:

"https://tempfile.1f6cxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxbd98"