Google Scholar Search
Returns normalized Google Scholar organic results, publication authors and resources, cited-by/version/related links, citations per year when Google provides them, and offset pagination. This search MVP does not include author profile or cite-format endpoints.
Run this endpoint
Endpoint
https://scrappa.co/api/google/scholar?q=machine+learning&hl=en&num=10&as_ylo=2020
https://scrappa.co/api/google/scholar?q=machine+learning&hl=en&num=10&as_ylo=2020
x-api-key
{
"success": true,
"data": {
"search_parameters": {
"engine": "google_scholar",
"q": "machine learning",
"hl": "en",
"start": 0,
"num": 10,
"scisbd": 0
},
"search_information": {
"query_displayed": "machine learning",
"total_results": 4320000
...
Parameters
Start with the required fields, then add optional filters only when your use case needs them.
Runnable path
This endpoint has no required query parameters.
9 optional filters available.
string
Optional
Scholar search query. Optional when cites or cluster is supplied.
machine learning
string
Optional
Two-letter interface language, optionally with a region. Defaults to en.
en
integer
Optional
Zero-based result offset from 0 to 990. Defaults to 0.
0
integer
Optional
Results per request from 1 to 20. Defaults to 10.
10
integer
Optional
Earliest publication year to include.
2020
integer
Optional
Latest publication year to include.
10
integer
Optional
0 for relevance, 1 for recent abstracts, or 2 for all recent additions.
10
string
Optional
Numeric publication ID for a cited-by search. May be combined with q.
example
string
Optional
Numeric publication ID for an all-versions search. Must be used alone.
example
Request Examples
<?php
$curl = curl_init();
curl_setopt_array($curl, [
CURLOPT_URL => "https://scrappa.co/api/google/scholar?q=machine+learning&hl=en&num=10&as_ylo=2020",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "GET",
CURLOPT_HTTPHEADER => [
"x-api-key: YOUR_API_KEY_HERE"
],
]);
$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}
<?php
use Illuminate\Support\Facades\Http;
$response = Http::timeout(30)
->withHeaders(['x-api-key' => 'YOUR_API_KEY_HERE'])
->get('https://scrappa.co/api/google/scholar?q=machine+learning&hl=en&num=10&as_ylo=2020');
if ($response->successful()) {
echo $response->body();
} else {
echo "Error: " . $response->status();
}
const options = {
method: 'GET',
headers: {
'x-api-key': 'YOUR_API_KEY_HERE'
}
};
fetch('https://scrappa.co/api/google/scholar?q=machine+learning&hl=en&num=10&as_ylo=2020', options)
.then(response => {
if (!response.ok) {
throw new Error(`HTTP error! status: ${response.status}`);
}
return response.text();
})
.then(data => console.log(data))
.catch(error => console.error('Error:', error));
const axios = require('axios');
const options = {
method: 'GET',
url: 'https://scrappa.co/api/google/scholar?q=machine+learning&hl=en&num=10&as_ylo=2020',
headers: {
x-api-key: 'YOUR_API_KEY_HERE',
}
};
try {
const response = await axios(options);
console.log(response.data);
} catch (error) {
console.error('Error:', error.message);
}
require 'net/http'
require 'uri'
uri = URI.parse("https://scrappa.co/api/google/scholar?q=machine+learning&hl=en&num=10&as_ylo=2020")
http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = uri.scheme == 'https'
request = Net::HTTP::Get.new(uri.request_uri)
request['x-api-key'] = 'YOUR_API_KEY_HERE'
begin
response = http.request(request)
puts response.body
rescue => e
puts "Error: #{e.message}"
end
import http.client
import json
conn = http.client.HTTPSConnection("scrappa.co")
headers = {
'x-api-key': 'YOUR_API_KEY_HERE',
}
try:
conn.request("GET", "/api/google/scholar?q=machine+learning&hl=en&num=10&as_ylo=2020", headers=headers)
res = conn.getresponse()
data = res.read()
print(data.decode("utf-8"))
except Exception as e:
print(f"Error: {e}")
finally:
conn.close()
import requests
headers = {
'x-api-key': 'YOUR_API_KEY_HERE',
}
try:
response = requests.get('https://scrappa.co/api/google/scholar?q=machine+learning&hl=en&num=10&as_ylo=2020', headers=headers)
response.raise_for_status()
print(response.text)
except requests.exceptions.RequestException as e:
print(f"Error: {e}")
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.Response;
import java.io.IOException;
public class ApiExample {
public static void main(String[] args) {
OkHttpClient client = new OkHttpClient();
Request request = new Request.Builder()
.url("https://scrappa.co/api/google/scholar?q=machine+learning&hl=en&num=10&as_ylo=2020")
.addHeader("x-api-key", "YOUR_API_KEY_HERE")
.build();
try (Response response = client.newCall(request).execute()) {
if (response.isSuccessful()) {
System.out.println(response.body().string());
} else {
System.out.println("Error: " + response.code());
}
} catch (IOException e) {
System.out.println("Error: " + e.getMessage());
}
}
}
package main
import (
"fmt"
"net/http"
"io/ioutil"
)
func main() {
client := &http.Client{}
req, err := http.NewRequest("GET", "https://scrappa.co/api/google/scholar?q=machine+learning&hl=en&num=10&as_ylo=2020", nil)
if err != nil {
fmt.Println("Error creating request:", err)
return
}
req.Header.Set("x-api-key", "YOUR_API_KEY_HERE")
resp, err := client.Do(req)
if err != nil {
fmt.Println("Error making request:", err)
return
}
defer resp.Body.Close()
body, err := ioutil.ReadAll(resp.Body)
if err != nil {
fmt.Println("Error reading response:", err)
return
}
fmt.Println(string(body))
}
#!/bin/bash
curl -X GET \
-H "x-api-key: YOUR_API_KEY_HERE" \
"https://scrappa.co/api/google/scholar?q=machine+learning&hl=en&num=10&as_ylo=2020"
using System;
using System.Net.Http;
using System.Threading.Tasks;
class Program
{
static async Task Main()
{
using var client = new HttpClient();
client.DefaultRequestHeaders.Add("x-api-key", "YOUR_API_KEY_HERE");
try
{
var response = await client.SendAsync(new HttpRequestMessage(HttpMethod.Get, "https://scrappa.co/api/google/scholar?q=machine+learning&hl=en&num=10&as_ylo=2020"));
var content = await response.Content.ReadAsStringAsync();
Console.WriteLine(content);
}
catch (Exception ex)
{
Console.WriteLine($"Error: {ex.Message}");
}
}
}
import axios from 'axios';
async function run(): Promise<void> {
try {
const response = await axios({
method: 'GET',
url: 'https://scrappa.co/api/google/scholar?q=machine+learning&hl=en&num=10&as_ylo=2020',
headers: {
'x-api-key': 'YOUR_API_KEY_HERE',
},
});
console.log(response.data);
} catch (error) {
console.error('Error:', error);
}
}
void run();
use reqwest::Client;
#[tokio::main]
async fn main() -> Result<(), Box<dyn std::error::Error>> {
let client = Client::new();
let response = client
.get("https://scrappa.co/api/google/scholar?q=machine+learning&hl=en&num=10&as_ylo=2020")
.header("x-api-key", "YOUR_API_KEY_HERE")
.send()
.await?;
println!("{}", response.text().await?);
Ok(())
}
Response Schema
Example response fields are illustrative; inspect the JSON before integrating.
Example response fields
Scan these fields before integrating.
success
data
meta
{
"success": true,
"data": {
"search_parameters": {
"engine": "google_scholar",
"q": "machine learning",
"hl": "en",
"start": 0,
"num": 10,
"scisbd": 0
},
"search_information": {
"query_displayed": "machine learning",
"total_results": 4320000
},
"organic_results": [
{
"position": 1,
"title": "Machine learning",
"result_id": "EQ8shYj8Ai8J",
"link": "https://books.google.com/books?id=example",
"snippet": "A scholarly publication about machine learning\u2026",
"publication_info": {
"summary": "ZH Zhou - 2021 - books.google.com",
"authors": [
{
"name": "ZH Zhou",
"author_id": "rSVIHasAAAAJ"
}
]
},
"resources": [
{
"title": "example.edu",
"file_format": "PDF",
"link": "https://example.edu/paper.pdf"
}
],
"inline_links": {
"cited_by": {
"total": 3894,
"cites_id": "3387547533016043281"
},
"versions": {
"total": 7,
"cluster_id": "3387547533016043281"
}
}
}
],
"citations_per_year": [],
"pagination": {
"current": 1,
"start": 0,
"num": 10,
"next_start": 10,
"has_next": true
}
},
"meta": {
"duration_ms": 842
}
}
Errors
Handle these documented responses before retrying or showing customer-facing failures.
Validation Error
One or more Scholar search parameters are invalid. This response is not billable.
Unexpected Source Response
Scholar markup could not be normalized safely. This response is not billable.
Scholar Unavailable
The approved proxy path was unavailable or Scholar blocked the request. This response is not billable.
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