Chart APIs

QuickChart

by quickchart.io

Chart APIs Added on October 31st, 2026 Checked and working on November 1st, 2026
Visit quickchart.io →

What it does

QuickChart turns a chart definition in the URL into a chart image, using Chart.js syntax: bar, line, pie, doughnut, radar and many more types, as PNG, SVG or PDF. That makes it easy to put charts in e-mails, Slack messages, PDFs and anywhere else where JavaScript does not run. It also creates QR codes, and can serve as a drop-in replacement for the retired Google Image Charts. Free plan with a monthly limit; paid plans for more charts. Open source, so you can also host it yourself.
  • API
  • HTTP-GET
  • REST

At a glance

API key
Not needed · More APIs with no key
Pricing
Free plan with a monthly limit; paid plans for more charts.
From the browser
Yes (CORS)
Interface
REST, HTTP-GET
Provider
quickchart.io
Last checked
Working on November 1st, 2026

More information: https://quickchart.io/documentation/

Compare: QuickChart vs Image-Charts

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QuickChart

Example request

curl

curl 'https://quickchart.io/chart?c=%7Btype%3A%27bar%27%2Cdata%3A%7Blabels%3A%5B%27A%27%2C%27B%27%5D%2Cdatasets%3A%5B%7Bdata%3A%5B1%2C2%5D%7D%5D%7D%7D'

JavaScript

const response = await fetch("https://quickchart.io/chart?c=%7Btype%3A%27bar%27%2Cdata%3A%7Blabels%3A%5B%27A%27%2C%27B%27%5D%2Cdatasets%3A%5B%7Bdata%3A%5B1%2C2%5D%7D%5D%7D%7D");
const text = await response.text();
console.log(text);

Python

import requests

response = requests.get(
    "https://quickchart.io/chart?c=%7Btype%3A%27bar%27%2Cdata%3A%7Blabels%3A%5B%27A%27%2C%27B%27%5D%2Cdatasets%3A%5B%7Bdata%3A%5B1%2C2%5D%7D%5D%7D%7D",
    timeout=30,
)
print(response.text)

The JavaScript works in a web page as well as in Node.js 18 or newer.

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