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POST
/
api
/
assets
/
download
Initiate background download for large files
curl --request POST \
  --url https://cloud.comfy.org/api/assets/download \
  --header 'Content-Type: application/json' \
  --header 'X-API-Key: <api-key>' \
  --data '
{
  "source_url": "https://huggingface.co/runwayml/stable-diffusion-v1-5/resolve/main/v1-5-pruned.safetensors",
  "tags": [
    "<string>"
  ],
  "user_metadata": {},
  "preview_id": "550e8400-e29b-41d4-a716-446655440000"
}
'
import requests

url = "https://cloud.comfy.org/api/assets/download"

payload = {
"source_url": "https://huggingface.co/runwayml/stable-diffusion-v1-5/resolve/main/v1-5-pruned.safetensors",
"tags": ["<string>"],
"user_metadata": {},
"preview_id": "550e8400-e29b-41d4-a716-446655440000"
}
headers = {
"X-API-Key": "<api-key>",
"Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)
const options = {
method: 'POST',
headers: {'X-API-Key': '<api-key>', 'Content-Type': 'application/json'},
body: JSON.stringify({
source_url: 'https://huggingface.co/runwayml/stable-diffusion-v1-5/resolve/main/v1-5-pruned.safetensors',
tags: ['<string>'],
user_metadata: {},
preview_id: '550e8400-e29b-41d4-a716-446655440000'
})
};

fetch('https://cloud.comfy.org/api/assets/download', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));
<?php

$curl = curl_init();

curl_setopt_array($curl, [
CURLOPT_URL => "https://cloud.comfy.org/api/assets/download",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "POST",
CURLOPT_POSTFIELDS => json_encode([
'source_url' => 'https://huggingface.co/runwayml/stable-diffusion-v1-5/resolve/main/v1-5-pruned.safetensors',
'tags' => [
'<string>'
],
'user_metadata' => [

],
'preview_id' => '550e8400-e29b-41d4-a716-446655440000'
]),
CURLOPT_HTTPHEADER => [
"Content-Type: application/json",
"X-API-Key: <api-key>"
],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}
package main

import (
"fmt"
"strings"
"net/http"
"io"
)

func main() {

url := "https://cloud.comfy.org/api/assets/download"

payload := strings.NewReader("{\n \"source_url\": \"https://huggingface.co/runwayml/stable-diffusion-v1-5/resolve/main/v1-5-pruned.safetensors\",\n \"tags\": [\n \"<string>\"\n ],\n \"user_metadata\": {},\n \"preview_id\": \"550e8400-e29b-41d4-a716-446655440000\"\n}")

req, _ := http.NewRequest("POST", url, payload)

req.Header.Add("X-API-Key", "<api-key>")
req.Header.Add("Content-Type", "application/json")

res, _ := http.DefaultClient.Do(req)

defer res.Body.Close()
body, _ := io.ReadAll(res.Body)

fmt.Println(string(body))

}
HttpResponse<String> response = Unirest.post("https://cloud.comfy.org/api/assets/download")
.header("X-API-Key", "<api-key>")
.header("Content-Type", "application/json")
.body("{\n \"source_url\": \"https://huggingface.co/runwayml/stable-diffusion-v1-5/resolve/main/v1-5-pruned.safetensors\",\n \"tags\": [\n \"<string>\"\n ],\n \"user_metadata\": {},\n \"preview_id\": \"550e8400-e29b-41d4-a716-446655440000\"\n}")
.asString();
require 'uri'
require 'net/http'

url = URI("https://cloud.comfy.org/api/assets/download")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["X-API-Key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n \"source_url\": \"https://huggingface.co/runwayml/stable-diffusion-v1-5/resolve/main/v1-5-pruned.safetensors\",\n \"tags\": [\n \"<string>\"\n ],\n \"user_metadata\": {},\n \"preview_id\": \"550e8400-e29b-41d4-a716-446655440000\"\n}"

response = http.request(request)
puts response.read_body
{
  "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "name": "<string>",
  "size": 123,
  "created_at": "2023-11-07T05:31:56Z",
  "updated_at": "2023-11-07T05:31:56Z",
  "created_new": true,
  "asset_hash": "<string>",
  "mime_type": "<string>",
  "tags": [
    "<string>"
  ],
  "user_metadata": {},
  "preview_url": "<string>",
  "preview_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "prompt_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "last_access_time": "2023-11-07T05:31:56Z",
  "is_immutable": true
}
{
"task_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
"message": "Download task created. Use task_id to track progress."
}
{
"code": "<string>",
"message": "<string>"
}
{
"code": "<string>",
"message": "<string>"
}
{
"code": "<string>",
"message": "<string>"
}
{
"code": "<string>",
"message": "<string>"
}

授权

X-API-Key
string
header
必填

API key authentication. Generate an API key from your account settings at https://platform.comfy.org/profile/api-keys. Pass the key in the X-API-Key header.

请求体

application/json
source_url
string<uri>
必填

URL of the file to download (must be from huggingface.co or civitai.com)

示例:

"https://huggingface.co/runwayml/stable-diffusion-v1-5/resolve/main/v1-5-pruned.safetensors"

tags
string[]

Optional tags for the asset (e.g., ["model", "checkpoint"])

user_metadata
object

Optional user-defined metadata to attach to the asset

preview_id
string<uuid>

Optional preview asset ID to associate with the downloaded asset

示例:

"550e8400-e29b-41d4-a716-446655440000"

响应

File already exists in storage - asset created/returned immediately

id
string<uuid>
必填

Unique identifier for the asset

name
string
必填

Name of the asset file

size
integer<int64>
必填

Size of the asset in bytes

created_at
string<date-time>
必填

Timestamp when the asset was created

updated_at
string<date-time>
必填

Timestamp when the asset was last updated

created_new
boolean
必填

Whether this was a new asset creation (true) or returned existing (false)

asset_hash
string

Blake3 hash of the asset content

Pattern: ^blake3:[a-f0-9]{64}$
mime_type
string

MIME type of the asset

tags
string[]

Tags associated with the asset

user_metadata
object

Custom user metadata for the asset

preview_url
string<uri>

URL for asset preview/thumbnail

preview_id
string<uuid> | null

ID of the preview asset if available

prompt_id
string<uuid> | null

ID of the job/prompt that created this asset, if available

last_access_time
string<date-time>

Timestamp when the asset was last accessed

is_immutable
boolean

Whether this asset is immutable (cannot be modified or deleted)