---
title: "Google Related Questions API: 1 endpoint, 1 credit per call"
description: "Get Google Related Questions data as structured JSON with one API key: related questions. Free credits every month."
url: https://perceptlayer.com/apis/google-related-questions
---

[APIs](https://perceptlayer.com/apis) / [Search engines](https://perceptlayer.com/verticals/search) / Google Related Questions

1 credit per call 1 endpoint

# Google Related Questions API

Get Google Related Questions data as structured JSON with one API key: related questions. Free credits every month.

[Get a free API key](https://perceptlayer.com/signup) Run it below

Google Related Questions

GET /v1/google-related-questions/related-questions?q=how+does+espresso+work&hl=en&gl=us 

```
curl "https://api.perceptlayer.com/v1/google-related-questions/related-questions?q=how+does+espresso+work&hl=en&gl=us" \
  -H "X-API-Key: $API_KEY"
```

cURL 1 credit per successful call

Run this call below or from your dashboard to see a live response.

Playground

## Run this API

cURL shell 

```
curl "https://api.perceptlayer.com/v1/google-related-questions/related-questions?q=how+does+espresso+work&hl=en&gl=us" \
  -H "X-API-Key: $API_KEY"
```

Google Related Questions · 1 endpoint

## Endpoints

Every endpoint takes the same key. Open one for its parameters and an example request.

| Endpoint | Required parameters | Cost |
| --- | --- | --- |
| [GET `/v1/google-related-questions/related-questions`](https://perceptlayer.com/apis/google-related-questions/related-questions) | none +4 optional | 1 credit |

Overview

## About the Google Related Questions API

## What you can get

The Google Related Questions API returns related questions as clean JSON. Each successful call costs one credit, and calls that fail are free.

Search engines JSON REST MCP

### More search engines APIs

[Baidu](https://perceptlayer.com/apis/baidu) [Bing](https://perceptlayer.com/apis/bing) [Brave Search](https://perceptlayer.com/apis/brave) [DuckDuckGo](https://perceptlayer.com/apis/duckduckgo) [Google Events](https://perceptlayer.com/apis/google-events) [Google Finance](https://perceptlayer.com/apis/google-finance) [Google Forums](https://perceptlayer.com/apis/google-forums) [Google Images](https://perceptlayer.com/apis/google-images) [Google Lens](https://perceptlayer.com/apis/google-lens) [Google Local](https://perceptlayer.com/apis/google-local) [Google Local Services](https://perceptlayer.com/apis/google-local-services) [Google Maps](https://perceptlayer.com/apis/google-maps)

Use cases

### Find the questions people ask about a topic

`Use the Google Related Questions API to find the questions people ask about a topic` 

### Plan content and FAQs around real searches

`Use the Google Related Questions API to plan content and FAQs around real searches` 

### Feed question research into AI tools

`Use the Google Related Questions API to feed question research into AI tools` 

FAQ

## Questions

**How much does the Google Related Questions API cost?**

Each successful call costs one credit. New accounts get free credits every month, and credit packs bring the price down as you scale.

**What format are responses in?**

Every endpoint returns JSON, with no HTML parsing on your side.

**Do I need a separate key for Google Related Questions?**

No. One key works for every API in the catalogue.

## Try the Google Related Questions API with 1,000 free credits

No credit card. Failed calls are never billed.

[Get a free API key](https://perceptlayer.com/signup) [Read the docs](https://perceptlayer.com/docs)