Read the latest ad tech news. Find insights from our trusted team at Adweek on the advertising trends most impacting the ad tech industry.

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As Publishers Face Search Headwinds, Creators Gain Affiliate Spend

Disruption in SEO and the rise of performance-driven influencers are steering new marketing dollars toward creators alongside traditional editorial deals.

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The Trade Desk Claps Back at Reports That Walmart Is Pulling Back: ‘We’re Fully Committed’

The adtech company expressed confidence in the direction of the partnership—despite a key change to the contract.

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Meet the Retail Media Adtech Players Vying for Criteo’s Business

Criteo works with more than 200 companies to build retail media businesses on top of ecommerce sites and across the web. That scale has made it a giant in the [...]

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Google Debuts New Ad Formats and AI-Powered Bidding Tools for iOS App Marketers

Two new ad formats and target ROAS-linked bidding capabilities will now be available to iOS app advertisers, Google announced today.

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Adtech Stocks Tumble as AI, Increased Competition Weigh on Revenue

A turbulent Q2 earnings season has divided the adtech sector, as investors sell off shares of The Trade Desk, PubMatic, and Viant, and rally behind AppLovin and Zeta Global.

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Perplexity, Valued at $18 Billion, Makes $34.5 Billion Bid for Google Chrome

The AI startup would reportedly retain Google as the default search engine on the browser.

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Google Has Been Quietly Using Gemini AI to Weed Out Ad Fraud and Invalid Traffic

Google researchers have been using Gemini models to identify deceptive and disruptive ad serving techniques in mobile apps and across the web.

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Musk Says Ads in Grok Will Fund xAI’s AI Costs

Ads may soon appear in responses from Grok, the X-embedded AI chatbot, the platform’s owner Elon Musk said in a livestreamed conversation with advertisers Wednesday evening.  Musk, who purchased Twitter [...]

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Why Ad Fraud Rates Haven’t Budged in 15 Years

The advertising industry has the tools to end ad fraud. Do we have the will to use them?

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EXCLUSIVE: Criteo Is Holding Its Ground as Retail Media Rivals Try to Steal Its Share

During Criteo’s first quarter earnings call in May—and the first for newly-appointed chief executive officer Michael Komasinski—the company was still reeling from two big client losses that would cost the [...]

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Call for Nominations: 2025 ADWEEK Tech Stack Awards

The ADWEEK Tech Stack Awards is a new program honoring the companies behind 2025’s most groundbreaking product and platform launches that have driven proven revenue impact in marketing, advertising, and [...]

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Adtech Firm OpenX Accuses Google of ‘Rigging’ Ad Auctions in New Antitrust Lawsuit

The supply-side platform is seeking damages over what it says are anti-competitive adtech practices.

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Amazon’s Ad Business Jumps 22% Year Over Year, Making $15.7B

The company lowered projections for operating income in Q3.

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Advertisers Can Now Target Home Depot Shoppers on Yahoo DSP, Even If They’re Not on the Retailer’s Shelves

Home Depot's shopper data includes signals from about 3.5 billion visits to its website every year, and interactions at its 2,300 retail stores.