
Microsoft is planning to unveil its new Maia 300 AI chip this fall, potentially as early as September 2026, according to Reuters reports citing The Information and people familiar with the plans. The company introduced its Maia AI chip in November 2023 but has lagged rivals such as Alphabet and Amazon in scaling up its in-house chip efforts as it seeks to reduce its reliance on Nvidia's costly processors. Microsoft has been in discussions with supplier Taiwan Semiconductor Manufacturing Co. (TSMC) to secure manufacturing capacity for over 300,000 of the chips for delivery in 2027. Microsoft ultimately aims to secure capacity for more than 1 million Maia 300 chips, though component shortages and ongoing capacity negotiations with TSMC could constrain its plans. Andrew Wall, General Manager of Azure Maia, told Reuters that "Microsoft continues to invest in custom silicon as part of our long-term AI infrastructure strategy. While we don't share production volumes, the figures reported don't reflect the scale of our programme."
Microsoft's chip push started years after Amazon.com Inc. and Alphabet Inc.'s Google began designing their own chips, and the Maia line is widely seen as less mature than its rivals, which are already widely used to power AI services. As reported by The Information, Anthropic PBC alone has deals to use 1 million Amazon Trainium chips and Google Tensor Processing Unit accelerators. The urgency is real as Anthropic is building its own chip team and has deals to use one million Amazon and Google chips. All three cloud-computing giants are chasing the same prize: AI accelerators that cost less and run more efficiently than Nvidia's GPUs. The challenge is execution, as TSMC's advanced packaging capacity is tight through 2027, and Microsoft needs to persuade enterprise customers that Maia can match or beat Nvidia on critical workloads.
The high costs and short supply of chips from Nvidia Corp. has fueled a scramble to find alternative sources of computing power, according to The Information. Microsoft informed investors last month that running OpenAI and internal AI models on Maia 200 processors reduces operational costs by 30% to 40% compared to top-of-the-line Nvidia hardware. CEO Satya Nadella has long aimed to reduce the software company's reliance on Nvidia's dominant market position, with unsealed court documents from a 2022 internal email revealing Nadella lamenting that Microsoft was "a very thin layer on top of Nvidia" while absorbing high operating expenses to host AI models. The ₹20.5 billion India commitment includes the fourth Azure region that went live in Hyderabad on 6 August 2026, with Adani Group, HDFC Bank, Bajaj Finserv and PB Pay among the first customers.
Microsoft's Maia 200 chip, built at TSMC on a 3nm process with over 140 billion transistors, has already demonstrated strong performance in production environments. The company cut the time from first silicon to first datacentre rack to under half the span of comparable programmes, with deployment starting in Microsoft's US Central region near Des Moines, Iowa, and the US West 3 region near Phoenix, Arizona set to follow. The chip runs Microsoft's most expensive commitments: the latest GPT-5.2 models from OpenAI, Microsoft Foundry and Microsoft 365 Copilot, with Scott Guthrie calling it "the most efficient inference system Microsoft has ever deployed". The 272MB of on-chip SRAM does more work than the number suggests, with memory sitting beside the compute paying off when systems answer large numbers of user requests.
Microsoft shares rose 1.14%, or $5.69, to $505.68 on Monday following the latest reports, as reported by Reuters. The positive market reaction reflects investor confidence in Microsoft's strategic pivot toward self-manufacturing AI chips and its efforts to reduce dependence on external suppliers for critical AI infrastructure components. Microsoft shares rose about 1.3% at 9:48 a.m. in New York following previous announcements, as reported by The Information. The ₹20.5 billion India commitment includes the fourth Azure region that went live in Hyderabad on 6 August 2026, with Adani Group, HDFC Bank, Bajaj Finserv and PB Pay among the first customers. Microsoft's custom chip strategy aims to fold the supplier margin into internal cost, with the company claiming Maia 200 delivers 30% better performance per dollar than the newest hardware already in its fleet.