PDF to Office
Sync conversion
Upload a PDF and receive the Office file download URL after parsing and conversion finish
POST
/
convert
/
sync
Python
import requests
url = "https://somark.ai/api/v1/convert/sync"
data = {
"api_key": "sk-***",
"target_type": "word",
"layout_mode": "flow",
}
with open("example.pdf", "rb") as file:
response = requests.post(url, data=data, files={"file": file})
result = response.json()
print(result["data"].get("download_url"))curl -X POST https://somark.ai/api/v1/convert/sync \
-F "file=@example.pdf" \
-F "api_key=sk-***" \
-F "target_type=word" \
-F "layout_mode=flow"const form = new FormData();
form.append('api_key', 'sk-***');
form.append('file', '<string>');
form.append('file_url', '<string>');
form.append('target_type', 'word');
const options = {method: 'POST'};
options.body = form;
fetch('https://somark.ai/api/v1/convert/sync', 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://somark.ai/api/v1/convert/sync",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "POST",
CURLOPT_POSTFIELDS => "-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"api_key\"\r\n\r\nsk-***\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file\"; filename=\"example-file\"\r\nContent-Type: application/octet-stream\r\n\r\n<string>\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file_url\"\r\n\r\n<string>\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"target_type\"\r\n\r\nword\r\n-----011000010111000001101001--",
CURLOPT_HTTPHEADER => [
"Content-Type: multipart/form-data; boundary=---011000010111000001101001"
],
]);
$response = curl_exec($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://somark.ai/api/v1/convert/sync"
payload := strings.NewReader("-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"api_key\"\r\n\r\nsk-***\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file\"; filename=\"example-file\"\r\nContent-Type: application/octet-stream\r\n\r\n<string>\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file_url\"\r\n\r\n<string>\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"target_type\"\r\n\r\nword\r\n-----011000010111000001101001--")
req, _ := http.NewRequest("POST", url, payload)
req.Header.Add("Content-Type", "multipart/form-data; boundary=---011000010111000001101001")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.post("https://somark.ai/api/v1/convert/sync")
.header("Content-Type", "multipart/form-data; boundary=---011000010111000001101001")
.body("-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"api_key\"\r\n\r\nsk-***\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file\"; filename=\"example-file\"\r\nContent-Type: application/octet-stream\r\n\r\n<string>\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file_url\"\r\n\r\n<string>\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"target_type\"\r\n\r\nword\r\n-----011000010111000001101001--")
.asString();require 'uri'
require 'net/http'
url = URI("https://somark.ai/api/v1/convert/sync")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Post.new(url)
request["Content-Type"] = 'multipart/form-data; boundary=---011000010111000001101001'
request.body = "-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"api_key\"\r\n\r\nsk-***\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file\"; filename=\"example-file\"\r\nContent-Type: application/octet-stream\r\n\r\n<string>\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file_url\"\r\n\r\n<string>\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"target_type\"\r\n\r\nword\r\n-----011000010111000001101001--"
response = http.request(request)
puts response.read_body{
"code": 0,
"message": "查询成功",
"data": {
"task_id": "c5e6c983f28a4e6eb5d6c061343a8642",
"status": "SUCCESS",
"target_type": "word",
"layout_mode": "flow",
"file_name": "document.pdf",
"page_num": 12,
"result_file_name": "document.docx",
"error_code": null,
"error_message": null,
"created_at": "2026-08-24T10:00:00",
"started_at": "2026-08-24T10:00:10",
"finished_at": "2026-08-24T10:01:20",
"download_url": "https://example.com/result.docx?signature=***",
"expires_in": 1800
}
}This endpoint parses the PDF, generates the Office file, and keeps the connection open until the task succeeds, fails, or times out. On success,
download_url is a short-lived download URL.
Conversion parameters
| Field | Values | Default | Description |
|---|---|---|---|
target_type | word / ppt | word | Target format for the PDF. Use word for a Word source and ppt for a PowerPoint source |
layout_mode | flow / layout | flow for Word; layout for PPT | flow reflows content; layout preserves the page layout |
- Choose
target_typebased on the PDF’s original file type: selectwordfor a PDF exported from Word andpptfor a PDF exported from PowerPoint. The wrong choice may reduce content-structure and layout fidelity. - When
target_typeisppt,layout_modemust belayout; thepptandflowcombination is rejected. - Only PDF files are supported. Each file can be up to 200MB and 300 pages. Provide exactly one of
fileandfile_url; for long-running or batch conversions, use async conversion.
Body
multipart/form-data
API 密钥,格式 sk-***
Example:
"sk-***"
PDF 文件,与 file_url 二选一;最大 200MB、300 页
PDF 的公开或有效预签名下载链接,与 file 二选一
目标文件类型。请根据 PDF 的原始文件类型选择:由 Word 导出的 PDF 选择 word,由 PPT 导出的 PDF 选择 ppt。选择错误可能影响内容结构和版式还原效果
Available options:
word, ppt 排版模式。Word 未传时默认 flow;PPT 未传时默认 layout,且 PPT 仅支持 layout
Available options:
flow, layout 
