Upstash QStash Has a Free API That Most Developers Dont Know About

QStash is a serverless message queue with guaranteed delivery, retries, and cron scheduling.

Send Message

import { Client } from "@upstash/qstash";
const qstash = new Client({ token: process.env.QSTASH_TOKEN });

await qstash.publishJSON({
  url: "https://myapp.com/api/process",
  body: { orderId: "123" },
  retries: 3
});

Delayed + Cron

await qstash.publishJSON({ url: "...", body: {}, delay: 3600 });
await qstash.schedules.create({ destination: "...", cron: "0 9 * * *" });

Key Features

• Serverless message queue
• Guaranteed delivery
• Cron scheduling
• Batch sending
• Signature verification

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