Capital Wealth
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Heard on the Street · Technology · IN04

Meta’s Agent Wants Your Passwords. Eight Percent of Americans Would Hand Them Over.

Muse can book your doctor, buy your groceries and move your money, which is exactly why the question Heard on the Street asks is the right one: would you give this company the keys?

By Sean Anees Saifi · Capital Wealth · Published Saturday, September 19, 2026 · Source: The Wall Street Journal, September 19–20, 2026 weekend edition, whose market figures are the Friday, September 18 close
Key Points
8%
share of Americans who would trust Meta with passwords
$137B
Meta’s expected capital spending this year
115M
subscribers at $20 needed for a 20% EPS lift
$665.75
Friday’s close, up 8.5% since launch
A brightly lit corridor between two long rows of server racks behind glass, with a bank of monitors visible above.
Muse runs on what Meta calls a digitally walled-off virtual machine. The question is not the architecture. It is whether people who remember Cambridge Analytica will hand over the bank login.
In one line: An agent that spends your money is only useful if you trust it with your money, and the survey says most people do not — which is the case for owning the platform with the data people already trust.

Heard on the Street’s Asa Fitch opens with a sentence Meta’s communications team will not enjoy: “User trust isn’t Meta Platforms’ forte. Yet the company’s AI future increasingly depends on it.”

Last week Meta (META) rolled out Muse, which Mark Zuckerberg calls a “personal AI agent built for everyone.” The agents inside Muse can book a doctor’s appointment, buy products, manage finances and send email on your behalf. To do that, they need your email, your calendar, your shopping accounts and your bank login. An Oppenheimer survey of American consumers found that 8% would trust Meta with their passwords. Less than a third as many as would trust Google (GOOGL). Goldman’s Eric Sheridan called data-privacy hesitancy “likely the biggest potential headwind for broad-based adoption of consumer AI agents.”

The record people remember

Fitch runs the ledger without editorializing. A record $5 billion FTC fine in 2019 over Cambridge Analytica. 533 million users’ information leaked the following year. A $1.3 billion European fine in 2023 over data transfers. An $18 billion settlement over harm to teenagers. Against that, Meta announced Muse as “safe, secure, private,” running on a walled-off virtual machine no other agent can reach, and says it delayed the launch for months to work on safety. Zuckerberg dismissed the idea of slowing frontier development alongside Anthropic, OpenAI and SpaceX, arguing the incentives to keep agents in line are natural.

And then the registration screen: the agent “may make mistakes or take unexpected actions, so review its work.” An agent that buys a $1,000 item when you wanted the $10 one is a very specific kind of mistake, and it is the kind that ends the relationship.

The arithmetic

Muse is free for light use and $20 or $100 a month for heavier users. Oppenheimer estimates that to lift earnings per share by roughly 20%, Meta would need 115 million subscribers paying $20 — about double the number of people who pay for ChatGPT today. That is ambitious for anyone; it is more ambitious for the company with the trust deficit. Meanwhile Meta is spending an expected $137 billion on capital expenditure this year, funded by an advertising business that has used AI brilliantly, and Muse is one of the cogs meant to earn a return on it. Investors have given it the benefit of the doubt: the stock is up about 8.5% since launch and closed Friday at $665.75.

Our read

This is the third agent story in three editions — the Mastercard card issued to your robot on Friday, the check-back question in every one of our letters this month, and now the agent that wants the bank login. The desk’s position has not moved: own the platforms, because the transaction layer is where the money lands, and Meta is held in the tactical books for that reason. But the survey is a real number, and it argues that the winner of the agent race is the company whose email and calendar you already use, not the company asking you to move them. Alphabet is held at a larger weight than Meta, and this column is a decent explanation of why.

The household rule is unchanged from Friday and worth repeating because the product just got more capable: nothing that moves money, nothing that signs, and leave the check-back turned on. Meta wrote the warning itself.

What It Means For Your Portfolio

Hold — the platform with the data people trust wins the agent race

An agent is only as valuable as the accounts it is allowed to touch, and 92% of Americans say not Meta’s. Own the platform people already trust with the calendar.

General planning principles, not advice for anyone in particular. Meta stays a hold in the tactical books as a platform that captures the transaction layer, at a smaller weight than Alphabet, whose email, calendar and cloud storage are the natural feed for an agent. The Oppenheimer survey is one more reason for that ordering.

For your own accounts: an agent that can buy and book is a financial account with a personality. Give it a card with a cap you would shrug off, no access to anything that signs, and keep the confirmation step on. The company’s own sign-up screen says to review its work.

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