Political campaigns spend $137 million on AI ads ahead of US midterms, up from near zero in 2024

Republican campaigns account for 88% of spending; researchers warn of misinformation risks as most ads lack disclosure

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A new report from the Wesleyan Media Project has revealed that spending on AI-generated campaign ads has surged to more than $137 million ahead of the 2026 US midterm elections, a dramatic increase from less than $50,000 in the 2024 cycle. The study, which tracked over 220 campaign videos made at least partly with AI, found that Republican campaigns or political action committees were responsible for 81 percent of the ads and 88 percent of the spending. Researchers and candidates alike have raised concerns about the lack of disclosure, with more than 70 percent of AI ads containing no disclaimer that they were generated by artificial intelligence.

Just two years ago, AI use in political ads was nearly unheard of, according to Travis Ridout, co-director of the Wesleyan Media Project and a professor at Washington State University. Now, it is a nine-figure budget line. “It is a large number, definitely, especially when you consider we went from about zero in spending on AI ads in the last election cycle,” Ridout said.

The use of AI ranges from replacing stock footage to generating a candidate’s likeness. In the Texas Senate race, an ad from Republican Ken Paxton’s campaign depicted Democrat James Talarico writing in a Bible with a crayon and delivering a fabricated monologue. Talarico condemned the ad as misleading and noted he has tried to ban AI deepfakes through legislation. “They are lying about a candidate in this race,” he said.

Ridout warned that the consequences extend beyond individual races. Candidates may spend more time combating misinformation than sharing their platforms. Voters who recognize content as AI may still be influenced, or they may become skeptical of all credibility. “For voters, there’s a temptation to say, ‘I don’t know what to believe anymore, and so I’m not going to believe anything,’” he said.

Ridout attributed Republicans’ heavier use of AI ads to the party’s more favorable view of the technology, noting that Republican leaders like President Donald Trump have voiced support for AI infrastructure. However, attitudes may be shifting: a Gallup poll found 70 percent of Americans oppose data center construction in their local area, including 63 percent of Republicans.

AI ads can also lower barriers to entry. Ridout argued they eliminate the need to film on location, making it easier for cash-strapped candidates to produce campaign videos. In one example, Pennsylvania Republican candidate for governor Stacy Garrity aired an AI-generated ad criticizing Democratic Governor Josh Shapiro’s support for data centers, while disclosing that the ad itself was made with AI. “Everyone’s still trying to figure this out right now,” Ridout said.

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Analysis

Why This Matters

  • AI ads are reshaping campaign advertising, potentially normalizing synthetic content in political messaging.
  • Voter trust could be undermined as misinformation becomes harder to identify.
  • This trend signals a new era where campaigns rely on AI for content creation, affecting transparency and accountability.

Background

Political advertising has traditionally relied on filmed footage and on-location production. The rise of generative AI has lowered these barriers, allowing campaigns to create synthetic video content cheaply. The Wesleyan Media Project, which tracks campaign advertising, documented this shift for the 2026 cycle. Two years earlier, AI-generated ads were virtually nonexistent.

Key Perspectives

[Republican campaigns and PACs]: The primary users of AI ads, accounting for 81% of ads and 88% of spending. They see AI as a cost-effective way to produce videos and gain exposure, especially for candidates with tighter budgets. The party’s leadership, including President Trump, has voiced support for AI infrastructure, making AI ads more palatable to the Republican base. [Democrats and critics]: Figures like Texas Democrat James Talarico argue that AI-generated ads are misleading and often lack disclosure. Talarico has proposed legislation to ban deepfakes. The lack of disclaimers in over 70% of AI ads fuels concerns about misinformation and the difficulty of combating false narratives. [Voters and the general public]: While some voters may recognize AI content, they can still be influenced. There is a risk of growing skepticism that makes it hard to trust any information, with voters saying “I don’t know what to believe anymore.” Bipartisan opposition to AI data centers suggests shifting attitudes that could affect perceptions of AI ads more broadly.

What to Watch

  • Whether federal or state regulations requiring disclosure of AI content in political ads are enacted before the 2026 elections.
  • How voters respond to AI-created ads in swing districts and whether the lack of disclosure leads to legal challenges.
  • The response of Republican and Democratic campaigns as opposition to AI infrastructure grows, potentially affecting the use of AI ads.

Sources

Checked

12 claims in this story checked against 1 source: 7 supported.

Show each claim
  1. Partly supportedPolitical campaigns spent $137 million on AI ads ahead of the midterms, up from near zero in 2024.Fortune | FORTUNE: “found more than $137 million in spending on 220 campaign videos made at least partly with AI through Oct. 11, ahead of the 2026 midterm elections. By comparison, the group detected less than $50,000 in spending on AI-generated ads in 2024 campaigns.”
  2. Partly supportedThe report tracked over 220 campaign videos made at least partly with AI.Fortune | FORTUNE: “found more than $137 million in spending on 220 campaign videos made at least partly with AI through Oct. 11”
  3. SupportedRepublican campaigns account for 88% of spending, and researchers warn of misinformation risks as most ads lack disclosure.Fortune | FORTUNE: “Republican campaigns or political action committees accounted for 81% of the ads and 88% of the spending.”
  4. SupportedMore than 70% of AI campaign videos did not contain a disclaimer or disclosure that they were generated by or contain AI.Fortune | FORTUNE: “More than 70% of AI campaign videos did not contain a disclaimer or disclosure that they were generated by or contain AI, the report found.”
  5. Partly supportedJust two years ago, AI use in political ads was nearly unheard of, according to Travis Ridout.Fortune | FORTUNE: “Just two years ago, ahead of the 2024 presidential election, the use of AI in political ads was nearly unheard of.”
  6. SupportedRidout said, “It is a large number, definitely, especially when you consider we went from about zero in spending on AI ads in the last election cycle.”Fortune | FORTUNE: ““It is a large number, definitely, especially when you consider we went from about zero in spending on AI ads in the last election cycle,” Travis Ridout, co-director of the Wesleyan Media Project and professor of political science at Washington State University, told Fortune.”
  7. SupportedAn ad from Ken Paxton’s campaign depicted James Talarico writing in a Bible with a crayon and delivering a fabricated monologue.Fortune | FORTUNE: “One Paxton campaign ad depicted an AI-generated Talarico writing in a Bible with a crayon and delivering a fabricated monologue on God and gender.”
  8. SupportedTalarico said, “They are lying about a candidate in this race.”Fortune | FORTUNE: ““They are lying about a candidate in this race,” Talarico said.”
  9. Partly supportedVoters who recognize content as AI may still be influenced, or they may become skeptical of all credibility.Fortune | FORTUNE: “Despite voters recognizing these ads as AI, they may still be influenced by the misinformation they contain. Others may become skeptical of candidates’ credibility”
  10. SupportedRidout said, “For voters, there’s a temptation to say, ‘I don’t know what to believe anymore, and so I’m not going to believe anything,’”Fortune | FORTUNE: ““For voters, there’s a temptation to say, ‘I don’t know what to believe anymore, and so I’m not going to believe anything,’” Ridout said.”
  11. Partly supportedStacy Garrity aired an AI-generated ad criticizing Josh Shapiro’s support for data centers and disclosed that the ad itself was made with AI.Fortune | FORTUNE: “Ridout recalled an AI-generated ad from Pennsylvania Republican candidate for governor Stacy Garrity depicting Democratic Gov. Josh Shapiro proudly espousing his support for AI data centers—an apparent paradox of using AI to criticize a candidate for supporting it. The ad discloses its AI origins”
  12. SupportedRidout said, “Everyone’s still trying to figure this out right now.”Fortune | FORTUNE: ““Everyone’s still trying to figure this out right now,” Ridout said.”

Zotpaper

Written by June Katz on the World desk. Claims checked by Ines Fairley, verification. Edited by Angus Burke, chief sub.

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