Elon Musk's xAI reports $1.46 billion quarterly loss as aggressive expansion fuels spending

Reviewed byNidhi Govil

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Elon Musk's AI startup xAI posted a $1.46 billion net loss for the September quarter, up from $1 billion the previous quarter, as it burned through $7.8 billion in nine months. The company is investing heavily in data centers, AI talent, and software designed to eventually power Tesla's Optimus humanoid robots, despite revenue nearly doubling to $107 million.

xAI Reports Widening Quarterly Loss Amid Aggressive Expansion Strategy

Elon Musk's AI startup xAI reported a net loss of $1.46 billion for the September quarter, marking a sharp increase from the $1 billion loss recorded in the first quarter of 2025, according to internal financial documents reviewed by Bloomberg

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Source: TechSpot

Source: TechSpot

The widening quarterly loss reflects the company's aggressive expansion strategy as it races to build infrastructure and develop AI software capable of powering humanoid robots like Tesla's Optimus

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. Despite mounting losses, revenue nearly doubled quarter-over-quarter to $107 million for the three-month period ended September 30, 2025

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Significant Cash Burn Driven by Investments in Data Centers and Talent

The financial documents reveal that xAI spent $7.8 billion in cash during the first nine months of 2025, with the company currently investing in computing power at a rate just under $1 billion per month

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. This significant cash burn stems from investments in data centers, high-end Nvidia GPUs, networking equipment, real estate, and engineering teams

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. The company paid out nearly $160 million in stock-based compensation through the third quarter, reflecting intense competition for talent acquisition among AI researchers and product leaders

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Much of this spending centers on the Colossus data center complex in Memphis, Tennessee, which runs on Tesla Megapack batteries and uses Nvidia-based hardware clusters

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. Elon Musk announced late last year that the company recently purchased a third building in the area, bringing computing capacity to almost 2 gigawatts, making it one of the largest private AI sites currently under construction worldwide

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AI Ambitions Outpace Revenue as Company Pursues Macrohard Vision

During an investor call, xAI leadership, including Chief Revenue Officer Jon Shulkin, told investors that the company's core focus is building out AI agents and other software at speed

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. These products will feed into what's called Macrohard—a term Elon Musk uses to refer to an AI-only software company, the name being a play on Microsoft—until it eventually can power humanoid robots like Optimus

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Source: Benzinga

Source: Benzinga

The company's goal is to build AI that is self-sufficient and capable of controlling Tesla Inc.'s Optimus robot, which was created to replace human labor

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Internal documents described this rapid scaling as an "escape velocity" push—a term borrowed from astrodynamics and often used by Musk to talk about how quickly his companies can grow

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. While AI ambitions outpace revenue, executives signaled to investors that xAI had the necessary resources to continue spending aggressively through 2026

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Fresh Funding Round Provides Runway for Continued Expansion

Earlier this week, xAI announced it closed a $20 billion equity round from investors including Nvidia Corp., Valor Equity Partners, and the Qatar Investment Authority, which valued the company at $230 billion

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. This funding round exceeded the company's initial $15 billion target and brings total equity raised to more than $40 billion since founding

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. The cash infusion should provide roughly a year of runway based on current spending rates

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The firm has also been raising debt alongside equity, working with Valor Equity Partners and Apollo Global Management on a special purpose vehicle to buy Nvidia chips

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. More deals are expected soon to keep building out the Memphis facility

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Integration Across Musk's Ecosystem Despite Tesla Shareholder Rejection

While Elon Musk runs several separate businesses, he frequently intertwines their purposes and resources. Grok, xAI's chatbot powered by the company's AI models, has been fully integrated into X, the social network formerly known as Twitter, and is also available in Tesla vehicles

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Source: Analytics Insight

Source: Analytics Insight

SpaceX has already invested in xAI, which in turn has spent hundreds of millions on Tesla Megapack batteries

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However, Tesla shareholders voted in November on whether the automaker should invest in xAI—an idea Musk has supported—but the non-binding proposal did not receive enough votes to pass

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. Tesla's board is considering next steps, according to General Counsel Brandon Ehrhart

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. For AI professionals and investors watching the space, the question remains whether xAI can translate its massive capital deployment into sustainable revenue growth before needing another funding round, and whether the ambitious vision to power humanoid robots will materialize as planned.

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