Tesla claims 1.74 million self-driving customers, but many just bought the feature once

Tesla is counting one-time buyers as active subscribers to hit a key goal for Elon Musk's pay package. The company reported 1.74 million active Full Self-Driving subscriptions this quarter. That number is up 67% from a year ago. Yet, a significant chunk of those people did not sign up for a monthly plan. They paid a lump sum years ago. Tesla still counts them as part of the active total.

The definition matters because it ties directly to executive compensation. Musk needs to reach 10 million active FSD subscriptions to earn a specific part of his 2025 award. The shareholder letter uses a footnote to explain the math. It says the metric includes both upfront payments and monthly subscriptions. This approach follows the rules set in the 2025 CEO Performance Award.

Tesla stopped selling the software as a one-time purchase on February 14, 2026. New customers now pay $99 a month in the US. However, anyone who paid before that date stays in the count. Some of those owners paid as much as $15,000 upfront. As long as their car is active, they count toward the 1.74 million total. The only people excluded from this number are those on free trials.

The company has not clarified how many of these 1.74 million people actually pay a monthly fee. This is the second time Tesla has reported this figure without breaking down the payment methods. In April, the number stood at 1.28 million. The gap between then and now is 460,000. Investors are left guessing how many of those are recurring revenue and how many are legacy owners.

Tesla also claims a 75% attach rate for new North American deliveries in Q3. The letter notes this is a nearly twenty percentage point increase from the previous quarter. Tesla believes the software is driving demand in markets where it is available. The company does not define exactly what this attach rate includes. It is unclear if it counts introductory offers or if it tracks retention after the first month.

Musk's 2025 award is split into 12 tranches. Each part requires hitting a market cap milestone and an operational target. The operational list includes delivering 20 million vehicles and reaching 10 million FSD subscriptions. It also includes 1 million Optimus robots and 1 million robotaxis. As of June 30, Tesla considered only the 20 million delivery goal probable. The FSD target is still far away.

The company added 260,000 net FSD subscriptions in Q3. That is its best quarter to date. If Tesla keeps this pace, it will take about eight years to reach 10 million. If it sticks to the pace of the last 12 months, which was about 700,000 per year, it will take closer to 12 years. The award runs until 2035, so there is time. But the gap is significant.

The counting method is not wrong on its own. Those cars do have the software. The issue is presenting the total as proof of monthly momentum. The definition was written for the pay package, not for investors trying to understand the business. Tesla knows exactly how many people pay $99 a month. It just does not say.

A 75% take rate on a $99 monthly product would be a strong business. The key question is retention. How many North American buyers who started a subscription in Q2 are still paying today? That number will show if the demand is real or just a temporary spike. For now, the headline metric serves the board's needs. It helps justify the potential payout for the CEO while the company works toward unsupervised self-driving.