Elizabeth Warren has escalated scrutiny of Meta over its latest move into digital payments, warning that the company’s stablecoin plans raise unresolved risks tied to privacy, competition, and financial stability.
In a May 6 letter addressed to Mark Zuckerberg, Warren demanded detailed disclosures about Meta’s reported effort to integrate a third-party stablecoin into its platforms. The request followed reports that the company has begun a “small and focused trial” and intends to expand integration in the second half of 2026.
“The lack of transparency regarding the details of Meta’s stablecoin-related plans is deeply troubling, given the company’s failed attempt six years ago to launch its own private currency, a stablecoin called Libra,” Warren wrote.
Past failure shapes current concerns
Warren framed Meta’s current initiative as a continuation of its earlier attempt to launch Libra in 2019. That project collapsed after strong opposition from lawmakers and regulators across multiple jurisdictions. She described that episode as a warning about how a large technology platform could extend its reach into financial systems.
In the letter, Warren argued that Libra would have enabled Meta to harvest transaction data and feed it into its advertising business. She also raised concerns that such a system could have allowed the company to favor its own services while limiting competitors’ access to payments infrastructure.
The senator wrote that Meta could have functioned as a private central bank under that model. She added that taxpayers might have faced exposure if users rushed to redeem the currency during a crisis.
These points reappear in her latest inquiry. She questioned whether Meta could gain indirect control over a third-party stablecoin, even if it does not issue one directly.
Questions over third-party integration
Warren’s letter outlines a detailed set of questions that focus on Meta’s relationship with external stablecoin issuers. She asked the company to identify which stablecoins it has considered, how it evaluates them, and whether it plans to prioritize one over other payment options.
She also raised concerns about scale. Meta’s platforms serve more than 3.5 billion users across Facebook, Instagram, WhatsApp, and Messenger. Warren asked whether any selected stablecoin could handle a sudden surge in demand if access expands across that user base.
“Any attempt to control, influence, or preference a stablecoin on Meta’s platforms–even a stablecoin issued by a third party–could have serious implications for competition, privacy, the integrity of our payments system, and financial stability,” she wrote.
The senator also pressed Meta on whether it plans to modify its MetaPay wallet to allow users to hold stablecoins directly. Warren requested details on privacy protections and illicit finance controls tied to the integration.
Earlier assurances under renewed scrutiny
The inquiry revisits statements Meta made in 2025. At the time, the company responded to questions from Warren and Richard Blumenthal by stating that “there is no Meta-issued stablecoin” and that it had no plans to issue one.
Warren noted that the response did not address potential partnerships with third-party issuers or explain how stablecoins might appear within Meta’s ecosystem. She argued that the lack of clarity persists despite new reports that confirm active testing.
The senator has now asked Meta to provide answers by May 20, 2026. Her request covers both technical and commercial aspects, including whether the company has any profit-sharing arrangements with stablecoin providers.
Legislative backdrop intensifies pressure
The timing of the letter aligns with ongoing debates in Congress over how to regulate digital assets. Lawmakers are preparing to consider new legislation that would define the structure of the cryptocurrency market, including stablecoins.
Warren warned that gaps in existing law could allow large technology firms to re-enter the space with limited oversight. She previously criticized provisions in the GENIUS Act, which established a U.S. framework for stablecoin issuance, arguing that it contains loopholes that firms like Meta could exploit.
“It is essential that Congress fully understand the implications of Meta’s stablecoin integration plans as it considers legislation to structure the cryptocurrency market,” she wrote.
Her comments reflect broader concerns in Washington about the intersection of big technology platforms and financial services. Stablecoins, which are typically pegged to the U.S. dollar and backed by reserves such as cash or Treasury bills, have gained traction as a tool for digital payments.
Creator payouts signal early rollout
Recent developments suggest Meta has already taken initial steps. The company has introduced a program that allows creators to receive payouts in a dollar-pegged stablecoin. The rollout uses existing blockchain infrastructure and external payment providers.
Meta has emphasized that it does not issue its own stablecoin. However, Warren’s letter argues that the distinction may not eliminate risks if the company exerts influence over how a third-party token operates within its ecosystem.
She also pointed to Meta’s track record on privacy and platform safety, stating that new financial products should face heightened scrutiny.
“It is critical that Meta be transparent with Congress and the public regarding its stablecoin-related plans,” Warren wrote.
Next steps remain uncertain
Meta has not publicly detailed the scope of its trial or confirmed which stablecoin partners it may select. The company faces a deadline to respond to Warren’s questions, which could shape the next phase of regulatory debate.
The exchange marks a renewed confrontation between policymakers and one of the largest technology firms as digital payments expand into social platforms. The outcome may influence how stablecoins integrate into mainstream applications and how regulators approach similar efforts in the future.
Matvii Diadkov
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