Tesla Begins Optimus Production at Fremont, but Musk Warns of Slow Scale-Up

4 min read
Source: Business Insider
Tesla Begins Optimus Production at Fremont, but Musk Warns of Slow Scale-Up
Photo: Business Insider
TL;DR

Tesla has started manufacturing its Optimus humanoid robot at its Fremont, California, factory, marking the first production-quality units. CEO Elon Musk expects to begin customer deliveries by the end of 2027, but warns that scaling to 20,000 units per week will take at least a year due to complex engineering challenges. The company is replacing Model S and X production lines to accommodate this new output, with a second line in Austin planned for 10 million units annually. While Musk frames Optimus and the Cybercab as the primary drivers of Tesla’s future value, investors remain cautious about the high costs and technical hurdles involved in bringing the robot to market.

Key points

  • Tesla confirmed in its Q3 earnings report that it has begun producing Optimus robots at its Fremont facility, describing them as the first 'production-quality' units suitable for commercial use.
  • Elon Musk stated that scaling production to 20,000 units per week will take at least one year, with customer deliveries expected to begin by the end of 2027.
  • Musk identified the construction of robot hands as a major technical challenge, noting that approximately 10,000 components must function correctly for each unit.
  • Tesla is establishing an 'Optimus Academy' to generate training data for the robots' AI models and plans to install its next-generation AI5 chip in Optimus units by April 2027.
  • The Fremont plant previously produced Model S and Model X vehicles, which were discontinued earlier in 2026 to make room for the Optimus line, targeting a capacity of one million robots per year.
  • A second production line under construction in Austin, Texas, is designed to eventually produce 10 million robots annually.

Background

This development follows Tesla’s Q3 2026 earnings report, where the company reported a 43% drop in net profit and flat revenue. Investors reacted negatively to Musk’s cautious outlook on robotics costs, which he estimated could exceed $100 billion for related chip ventures. Earlier in 2026, XPeng activated an automated production line for its IRON humanoid robot in Guangzhou, targeting mass production by late 2026, which had been seen as a step ahead of Tesla’s previously stalled Optimus program. Additionally, Tesla is currently facing a California state trial regarding racial discrimination allegations at its Fremont plant, which began in October 2026.

How outlets are covering it

Business Insider focuses on the operational milestones, highlighting the start of production at Fremont, the specific technical challenges like robot hands, and the timeline for scaling up. It notes the competitive landscape, mentioning rivals like Agility Robotics and Figure AI. Crowdfund Insider emphasizes the strategic and financial implications, framing Musk’s comments as a signal that Optimus and the Cybercab will drive the majority of Tesla’s future value, shifting the company’s identity from an automaker to an AI and robotics platform. While both sources agree on the production start, Business Insider provides more detail on the manufacturing process and technical hurdles, whereas Crowdfund Insider focuses on the long-term valuation thesis and Musk’s broader vision for superintelligence and robotics.

Why it matters

The start of Optimus production marks a critical transition for Tesla from a traditional automaker to a robotics and AI company. Success in this area could redefine the company’s valuation and market position, but the significant technical challenges and high costs pose substantial risks. The move also intensifies competition in the humanoid robot market, where several companies are already deploying or preparing to deploy their own robots. For investors, this shift signals that future growth will depend on the success of AI-driven systems rather than traditional vehicle sales, potentially altering how Tesla is assessed in the market.

What to watch

Tesla plans to begin delivering Optimus robots to customers by the end of 2027. The company will continue to scale production at Fremont, aiming for 20,000 units per week, and will expand its Austin facility to eventually produce 10 million robots annually. Tesla also plans to install its AI5 chip in Optimus units by April 2027 to enhance their intelligence. The company will likely release a video of the latest Optimus version within one to two months, as it has kept the design under wraps to prevent competitors from copying it. Investors will watch closely for updates on production costs, delivery timelines, and the impact of these initiatives on Tesla’s overall financial performance.

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