---
title: "Google Patents API: 2 endpoints, 1 credit per call"
description: "Get Google Patents data as structured JSON with one API key: search and details. Free credits every month."
url: https://perceptlayer.com/apis/google-patents
---

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

1 credit per call 2 endpoints

# Google Patents API

Get Google Patents data as structured JSON with one API key: search and details. Free credits every month.

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

Google Patents

GET /v1/google-patents/search?q=machine+learning 

```
curl "https://api.perceptlayer.com/v1/google-patents/search?q=machine+learning" \
  -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-patents/search?q=machine+learning" \
  -H "X-API-Key: $API_KEY"
```

Google Patents · 2 endpoints

## Endpoints

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

| Endpoint | Required parameters | Cost |
| --- | --- | --- |
| [GET `/v1/google-patents/details`](https://perceptlayer.com/apis/google-patents/details) | `patent_id` | 1 credit |
| [GET `/v1/google-patents/search`](https://perceptlayer.com/apis/google-patents/search) | `q` +11 optional | 1 credit |

Overview

## About the Google Patents API

## What you can get

The Google Patents API returns search and details 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

### Search prior art for an invention

`Use the Google Patents API to search prior art for an invention` 

### Monitor new patents from competitors

`Use the Google Patents API to monitor new patents from competitors` 

### Pull patent details into research tools

`Use the Google Patents API to pull patent details into research tools` 

FAQ

## Questions

**How much does the Google Patents 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 Patents?**

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

## Try the Google Patents 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)