Alphabet's autonomous vehicle division, Waymo, is rapidly expanding its footprint in the burgeoning robotaxi market, announcing on Thursday that it now provides over 250,000 paid, driverless rides each week across its operational areas in the United States. This significant milestone, revealed during Alphabet's first-quarter earnings call, underscores Waymo's growing traction and operational scale in the autonomous vehicle sector.

According to Alphabet CEO Sundar Pichai, Waymo is strategically exploring various "business models across geographies" to maximize its impact. A key aspect of this strategy involves forging robust partnerships with established players in the transportation ecosystem. These collaborations include ride-hailing giant Uber, automotive manufacturers for potential vehicle integration, and specialized operations and maintenance businesses crucial for managing Waymo's expanding fleet of autonomous vehicles.

"We can't possibly do it all ourselves," Pichai emphasized during the analyst call, highlighting the importance of these strategic alliances in Waymo's long-term growth strategy.

While Waymo is experiencing significant growth in its current robotaxi services, Pichai indicated that the company is still refining its long-term business model. Intriguingly, he also mentioned the "future optionality around personal ownership" of vehicles equipped with Waymo's advanced self-driving technology, suggesting a potential expansion beyond purely commercial ride-hailing services. Furthermore, the company is actively investigating optimal strategies for scaling its operations to meet increasing demand.

The impressive figure of 250,000 weekly paid rides marks a substantial increase from the 200,000 rides reported in February. This growth has been fueled by Waymo's recent operational launches in Austin, Texas, and its expanded service area within the San Francisco Bay Area in March.

Currently, Waymo operates fully driverless, commercial ride-hailing services in four major U.S. metropolitan areas: San Francisco, Los Angeles, Phoenix, and Austin. Demonstrating its continued expansion efforts, Waymo, in collaboration with its partner Uber, announced earlier this month that interested riders in Atlanta can now sign up to experience the robotaxi service, with the official launch in the Georgia capital anticipated this summer.

As an early pioneer in the complex field of self-driving technology, Waymo has successfully navigated the challenges that have led to the demise of numerous autonomous vehicle startups. Notably, it has also positioned itself ahead of Elon Musk's Tesla in deploying a commercially viable, fully driverless ride-hailing service in the U.S.

Tesla, despite years of ambitious promises and missed deadlines, has yet to introduce a vehicle deemed safe for operation without constant human supervision. The electric vehicle and artificial intelligence company recently reiterated its intention to transform its Model Y SUVs into robotaxis by the end of June, with plans to launch its own driverless ride-hailing service initially in Austin.

During Tesla's first-quarter earnings call on Tuesday, Musk offered a critical assessment of Waymo's technological approach, labeling their autonomous vehicles as "very expensive" and produced in "low volume." A key difference lies in the sensor technology employed: Tesla's partially automated driving systems primarily rely on cameras for navigation, whereas Waymo's fully driverless systems utilize a more sensor-rich approach incorporating lidar, radar, and cameras.

The competitive landscape in the autonomous vehicle sector extends beyond Waymo and Tesla. Other notable players vying for a share of this potentially transformative market include Amazon-owned Zoox, Mobileye, May Mobility, and international companies such as WeRide and Baidu's Apollo Go. As Waymo continues to scale its operations and explore diverse business models, the race to dominate the autonomous mobility future is intensifying.