Web Search API

Search the web and get structured results (titles, URLs, snippets). DuckDuckGo-backed — no browser, no CAPTCHA, fast.

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How to call it

Send one POST to api.upapi.io/web-search.post with your key in the X-Api-Key header and the parameters below as a JSON body. Each call spends 1 weighted unit of your monthly quota. The operation times out after 30 seconds. Identical requests are served from cache for 300 seconds, unbilled.

endpoint

POST https://api.upapi.io/web-search.post

Web Search API reference

Request parameters

query: stringrequired — Search query
region: string — Region code (wt-wt=global, us-en, uk-en, etc)
maxResults: integer — Max results to return

Response fields

query: stringrequired
message: stringrequired
results: arrayrequired
results[].url: stringrequired
results[].title: stringrequired
results[].domain: stringrequired
results[].snippet: stringrequired
results[].position: integerrequired
success: booleanrequired
elapsedMs: integerrequired
fetchedAt: stringrequired
totalResults: integerrequired

Example request and response

The example response is generated from this operation’s published output schema — it shows the shape and field names, not values from a recorded call.

json — example request body

{
  "query": "typescript",
  "region": "wt-wt",
  "maxResults": 20
}

json — example response shape

{
  "query": "typescript",
  "message": "example",
  "results": [
    {
      "url": "https://github.com",
      "title": "Alan Turing",
      "domain": "example",
      "snippet": "example",
      "position": 1
    }
  ],
  "success": false,
  "elapsedMs": 1,
  "fetchedAt": "example",
  "totalResults": 1
}

Code snippets

cURL

curl

curl -X POST https://api.upapi.io/web-search.post \
  -H 'Content-Type: application/json' \
  -H 'x-api-key: YOUR_API_KEY' \
  -d '{ "query": "typescript", "region": "wt-wt", "maxResults": 20 }'

JavaScript

javascript

const response = await fetch('https://api.upapi.io/web-search.post', {
  method: 'POST',
  headers: {
    'Content-Type': 'application/json',
    'x-api-key': 'YOUR_API_KEY',
  },
  body: JSON.stringify({
  "query": "typescript",
  "region": "wt-wt",
  "maxResults": 20
}),
});

const data = await response.json();
console.log(data);

Python

python

import requests

response = requests.post(
    'https://api.upapi.io/web-search.post',
    headers={
        'Content-Type': 'application/json',
        'x-api-key': 'YOUR_API_KEY',
    },
    json={
  "query": "typescript",
  "region": "wt-wt",
  "maxResults": 20
},
)

print(response.json())

package main

import (
	"bytes"
	"encoding/json"
	"fmt"
	"io"
	"net/http"
)

func main() {
	payload := []byte(`{ "query": "typescript", "region": "wt-wt", "maxResults": 20 }`)

	req, _ := http.NewRequest("POST", "https://api.upapi.io/web-search.post", bytes.NewBuffer(payload))
	req.Header.Set("Content-Type", "application/json")
	req.Header.Set("x-api-key", "YOUR_API_KEY")

	client := &http.Client{}
	resp, err := client.Do(req)
	if err != nil {
		panic(err)
	}
	defer resp.Body.Close()

	body, _ := io.ReadAll(resp.Body)
	var result map[string]any
	json.Unmarshal(body, &result)
	fmt.Println(result)
}

PHP

php

<?php

$payload = json_encode([
    'query' => 'typescript',
    'region' => 'wt-wt',
    'maxResults' => 20,
]);

$ch = curl_init('https://api.upapi.io/web-search.post');
curl_setopt_array($ch, [
    CURLOPT_POST           => true,
    CURLOPT_POSTFIELDS     => $payload,
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_HTTPHEADER     => [
        'Content-Type: application/json',
        'x-api-key: YOUR_API_KEY',
    ],
]);

$response = curl_exec($ch);
curl_close($ch);

$data = json_decode($response, true);
var_dump($data);

Ruby

ruby

require 'net/http'
require 'uri'
require 'json'

uri = URI('https://api.upapi.io/web-search.post')
http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = uri.scheme == 'https'

request = Net::HTTP::Post.new(uri.path)
request['Content-Type'] = 'application/json'
request['x-api-key'] = 'YOUR_API_KEY'
request.body = { "query": "typescript", "region": "wt-wt", "maxResults": 20 }.to_json

response = http.request(request)
puts JSON.parse(response.body)

Java

java

import okhttp3.*;
import com.fasterxml.jackson.databind.ObjectMapper;
import java.util.Map;

OkHttpClient client = new OkHttpClient();
ObjectMapper mapper = new ObjectMapper();

String json = "{ \"query\": \"typescript\", \"region\": \"wt-wt\", \"maxResults\": 20 }";

RequestBody body = RequestBody.create(json, MediaType.get("application/json"));
Request request = new Request.Builder()
    .url("https://api.upapi.io/web-search.post")
    .post(body)
    .addHeader("Content-Type", "application/json")
    .addHeader("x-api-key", "YOUR_API_KEY")
    .build();

try (Response response = client.newCall(request).execute()) {
    Map<?, ?> result = mapper.readValue(response.body().string(), Map.class);
    System.out.println(result);
}

csharp

using System.Net.Http;
using System.Net.Http.Json;
using System.Text.Json;

using var client = new HttpClient();
client.DefaultRequestHeaders.Add("x-api-key", "YOUR_API_KEY");

var payload = JsonSerializer.Deserialize<object>("{ \"query\": \"typescript\", \"region\": \"wt-wt\", \"maxResults\": 20 }");
var response = await client.PostAsJsonAsync("https://api.upapi.io/web-search.post", payload);

var result = await response.Content.ReadFromJsonAsync<JsonElement>();
Console.WriteLine(result);

Frequently asked questions

How much does the Web Search API cost per call?

Each call spends 1 weighted unit of your plan's monthly quota. Full pricing is at https://upapi.io/pricing.

How do I authenticate to the Web Search API?

Send your key in the X-Api-Key header. A free guest key is available without creating an account.

Are Web Search API responses cached?

Yes — identical requests are served from cache for 300 seconds, and a cache hit is not billed.

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