Google Ads Transparency Center API: 4 Ways to Get the Data

If you searched for a Google Ads Transparency Center API, the short answer is that we could not find an official one for commercial ads. What exists is a political-ads dataset and a set of third-party services that read the public site. Here are the four routes and when each fits.

(Proxy publishes this blog and is one of the options. Third-party prices come from the linked sources, checked October 2026, and can change.)

Is there an official Google Ads Transparency Center API?

Not that we could find. The Transparency Center is a website: you search an advertiser and browse its ads, with no export button. Google's BigQuery guide describes a public dataset of election and political ads, which is not a feed of every advertiser's commercial ads. Check Google's documentation before building on either assumption.

What are the four ways to get the data?

Route	Best for	Output	Cost signal
BigQuery political ads dataset	Election and political ad research	SQL tables	Standard BigQuery pricing
Scraping API (SerpApi, DataForSEO)	Developers building a product or pipeline	JSON	Per request or per plan
Apify actor	One-off or scheduled bulk pulls	JSON or CSV	About $0.45 to $4.99 per 1,000 results
Proxy (hosted MCP)	Research inside ChatGPT or Claude	Answers, ads, summaries	Free for 20 credits a day

BigQuery: political ads only

Google's guide shows how to query the political ads transparency data with SQL. It is the right tool for election advertising. It is not a way to list a competitor's current shopping or app-install ads.

Scraping APIs

SerpApi documents a Google Ads Transparency Center engine with filters such as advertiser ID, region and ad format. DataForSEO lists per-request pricing for its Google ads endpoints, from $0.0006 per request on its standard queue. Both return JSON that you process yourself, so they suit developers more than marketers.

Apify actors

Apify's store has several community-built Transparency Center scrapers. Listings we saw range from about $0.45 per 1,000 ads (one example) to $4.99 per 1,000 results, and some are marked deprecated. They are good for a bulk pull on a schedule. Because each actor has a different maintainer, check the last update before relying on one.

A hosted MCP like Proxy

Proxy is a free MCP server that gives ChatGPT, Claude, Cursor and Codex live access to the Google Ads Transparency Center, plus Meta, LinkedIn and TikTok (EU). You ask "What Google ads is Notion running right now?" and get the ads and a summary in the chat, with no code and no JSON handling.

• Better for: marketers and agencies who want answers, not a data pipeline.
• Worse for: developers who need raw JSON in their own database or very large bulk exports. Use a scraping API or an Apify actor for that.

Which should you pick?

• Political or election ads: BigQuery.
• A product or pipeline that needs JSON: SerpApi or DataForSEO.
• A bulk pull of one advertiser's ads: an Apify actor.
• Weekly competitor research in an AI assistant: Proxy.

To see how the Transparency Center itself works, read our guide to the Google Ads Transparency Center. To connect Proxy in about two minutes, follow this setup guide.