参考图

curl --fail-with-body --connect-timeout 10 --max-time 120 \
  -X POST https://api.rendergrid.io/api/public/v1/uploads \
  -H "Authorization: Bearer $RENDERGRID_API_KEY" \
  -F "file=@lamp.png;type=image/png" \
  -F "kind=image"

import os
import requests

key = os.environ["RENDERGRID_API_KEY"]
with open("lamp.png", "rb") as image:
    response = requests.post(
        "https://api.rendergrid.io/api/public/v1/uploads",
        headers={"Authorization": f"Bearer {key}"},
        files={"file": ("lamp.png", image, "image/png")},
        data={"kind": "image"},
        timeout=(10, 120),
    )
response.raise_for_status()
upload = response.json()
print(upload["file_id"], upload["expires_at"])

// Node.js 22+，文件扩展名为 .mjs
import { readFile } from "node:fs/promises";

const bytes = await readFile("lamp.png");
const file = new Blob([bytes], { type: "image/png" });
const form = new FormData();
form.append("file", file, "lamp.png");
form.append("kind", "image");

const API = "https://api.rendergrid.io/api/public/v1";
const key = process.env.RENDERGRID_API_KEY;
const response = await fetch(`${API}/uploads`, {
  method: "POST",
  headers: { Authorization: `Bearer ${key}` },
  body: form,
  signal: AbortSignal.timeout(120_000),
});
if (!response.ok) {
  const body = await response.text();
  throw new Error(`HTTP ${response.status}: ${body}`);
}
const upload = await response.json();
console.log(upload.file_id, upload.expires_at);

{
  "file_id": "ea7b3c89972d3657",
  "url": "https://cdn.rendergrid.io/user_uploads/example.png",
  "expires_at": "2026-10-14T12:00:00+00:00"
}