---
title: Aggregate requests
description: Send two GET request to two urls and aggregates the responses into one response.
image: https://developers.cloudflare.com/dev-products-preview.png
---

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# Aggregate requests

Send two GET request to two urls and aggregates the responses into one response.

If you want to get started quickly, click on the button below.

[![Deploy to Cloudflare](https://deploy.workers.cloudflare.com/button)](https://deploy.workers.cloudflare.com/?url=https://github.com/cloudflare/docs-examples/tree/main/workers/aggregate-requests)

This creates a repository in your GitHub account and deploys the application to Cloudflare Workers.

* [  JavaScript ](#tab-panel-11900)
* [  TypeScript ](#tab-panel-11901)
* [  Hono ](#tab-panel-11902)
* [  Python ](#tab-panel-11903)

JavaScript

```
export default {  async fetch(request) {    // someHost is set up to return JSON responses    const someHost = "https://jsonplaceholder.typicode.com";    const url1 = someHost + "/todos/1";    const url2 = someHost + "/todos/2";
    const responses = await Promise.all([fetch(url1), fetch(url2)]);    const results = await Promise.all(responses.map((r) => r.json()));
    const options = {      headers: { "content-type": "application/json;charset=UTF-8" },    };    return new Response(JSON.stringify(results), options);  },};
```

TypeScript

```
export default {  async fetch(request) {    // someHost is set up to return JSON responses    const someHost = "https://jsonplaceholder.typicode.com";    const url1 = someHost + "/todos/1";    const url2 = someHost + "/todos/2";
    const responses = await Promise.all([fetch(url1), fetch(url2)]);    const results = await Promise.all(responses.map((r) => r.json()));
    const options = {      headers: { "content-type": "application/json;charset=UTF-8" },    };    return new Response(JSON.stringify(results), options);  },} satisfies ExportedHandler;
```

TypeScript

```
import { Hono } from "hono";
const app = new Hono();
app.get("*", async (c) => {  // someHost is set up to return JSON responses  const someHost = "https://jsonplaceholder.typicode.com";  const url1 = someHost + "/todos/1";  const url2 = someHost + "/todos/2";
  // Fetch both URLs concurrently  const responses = await Promise.all([fetch(url1), fetch(url2)]);
  // Parse JSON responses concurrently  const results = await Promise.all(responses.map((r) => r.json()));
  // Return aggregated results  return c.json(results);});
export default app;
```

Python

```
from workers import Response, fetch, WorkerEntrypointimport asyncioimport json
class Default(WorkerEntrypoint):  async def fetch(self, request):    # some_host is set up to return JSON responses    some_host = "https://jsonplaceholder.typicode.com"    url1 = some_host + "/todos/1"    url2 = some_host + "/todos/2"
    responses = await asyncio.gather(fetch(url1), fetch(url2))    results = await asyncio.gather(*(r.json() for r in responses))
    headers = {"content-type": "application/json;charset=UTF-8"}    return Response.json(results, headers=headers)
```

```json
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```