The Google Patents results your agent needs.
Google Patents returns patents for a query, each with assignee, inventor and dates. Control it by office, status, type and date range.
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Google Patents APIfor AI agents
One API call to search Google Patents. Get patents, holders and dates as JSON.
What people use it for.
Search for prior art
Describe an invention in query and set before to your filing date. The results are earlier patents to check.
Watch a competitor's filings
Set assignee to a competitor and sort to newest. The titles show what the company works on.
Map who owns a field
Search a technology and count the results by assignee. The count shows who holds the most patents in the field.
More Google endpoints.
- SearchSearch Google and get results, the AI Overview, the knowledge panel and related questions
- NewsSearch Google News by keyword, date, site and country, or read headlines by topic
- ImagesSearch Google Images and get each full-size image with the page it comes from
- AI ModeAsk Google AI Mode a question and get its answer with the sources it cites
- ShoppingCompare product prices and sellers on Google Shopping by country
- SuggestionsGet Google search suggestions for a keyword
- Search adsSearch ads in the Google ads library
- AdGet a Google ad's details
- AdvertisersFind advertisers in the Google ads library
- ScholarSearch Google Scholar for papers, books and case law, with citations
- VideosSearch Google's Videos tab for videos from every site, with duration and channel
- JobsSearch Google Jobs: openings from many job sites, with apply links and highlights
- Maps searchSearch places on Google Maps by keyword and location
- Maps placeGet a place's address, hours, rating and contact details
- Maps reviewsGet a place's reviews
- Related searchesGet related searches for a keyword
- Trending nowGet what is trending on Google now
- FlightsSearch flights with prices and times
- HotelsSearch Google Hotels with prices, ratings and Google's own filters
- Play appGet an app's details from Google Play
- Play searchSearch Google Play apps
- Play reviewsGet an app's Google Play reviews
- Trends interest over timeGet Google Trends search interest over time, newest first, with one value per query
- Trends by regionGet Google Trends search interest by region
- All Google endpointsOne API for Google data. Get search results, Maps places, Trends, flights, Play apps and ads as JSON.
Ways to call it.
- Use the APISend a POST request with a Bearer key. Every endpoint returns success, data, creditsUsed and requestId.
- Use MCPAdd https://api.stophy.dev/mcp to Claude, Cursor or Codex. The agent finds an endpoint and calls it.
- Use the SDKInstall the TypeScript or Python client. Call an endpoint by its id, such as youtube.transcript.
- Use the CLICall an endpoint from the terminal. The CLI prints JSON, so you can pipe the result into a script.
Start free. Pay per call after.
No plans and no monthly fee. 1,000 free credits to start, then $1.50 per 1,000 credits, $1.20 from $100 and $0.80 from $500. Credits never expire.
Free
Every account starts with free credits. No card needed.
1,000 free credits
$0
- ✓Every source
Pay as you go
Add credits to your balance and spend them one call at a time.
$1.50 per 1,000 credits, $1.20 from $100 and $0.80 from $500
$0.0015/ credit
10,000 credits≈ $13.50
Most calls cost 1 credit.
- ✓Never expires
Custom
For teams that need higher rate limits or a source we do not cover yet.
Volume pricing
Custom
- ✓Custom rate limits
- ✓New sources on request
- ✓Direct support
Questions and answers.
No. You call Stophy with a Stophy API key. You need no Google account and no patent office login.
A results list and the page number. Each patent has patentId, title, snippet, assignee, inventor, priorityDate, filingDate, grantDate, publicationDate, language, patentUrl and pdfUrl.
Send inventor or assignee, with or without query. The assignee is the company or the person that holds the patent.
Set after, before or both to a date. dateType chooses the date they compare: priority, filing or publication. The default is priority.
office takes a code such as US, EP, WO, CN or JP. status takes grant or application. type takes patent or design. litigation takes has or none. sort takes relevance, newest or oldest.
1 credit for each call that returns data. A call that returns an error or an empty list uses 0 credits. Set page, up to 100, to get more results.
Yes. Add the MCP server at https://api.stophy.dev/mcp to Claude, Cursor or Codex. The agent calls the endpoint by the id googlePatents.
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