Microsoft Turns to Anthropic in Shift From OpenAI Relationship

Global
Source: PYMNTS.comPublished: 09/24/2025, 16:35:01 EDT
Microsoft
OpenAI
Anthropic
Artificial Intelligence
Cloud Computing
Is Microsoft’s relationship with its longtime artificial intelligence (AI) partner taking a turn?

News Summary

Microsoft, previously OpenAI’s primary cloud partner, has begun diversifying its generative AI technology usage by incorporating more solutions from OpenAI competitor, Anthropic, according to a CNBC report. For instance, Microsoft is now employing an AI model from Anthropic to power questions in its Microsoft 365 Copilot assistant for commercial customers. This move signifies a strategic diversification in Microsoft’s AI efforts, which have historically relied heavily on OpenAI models for features in Windows and Bing. While Microsoft has invested upwards of $13 billion in OpenAI and shares revenue until 2030, their arrangement is evolving. Last year, Microsoft also enabled engineers in its GitHub Copilot Chat assistant to access Anthropic and Google models, not solely OpenAI's. Concurrently, OpenAI is broadening its own network of Big Tech partners to secure crucial compute infrastructure and hardware. The company recently announced a planned $300 billion five-year contract with Oracle and a $10 billion pact with chip designer Broadcom. Furthermore, Nvidia has committed to investing as much as $100 billion in OpenAI starting next year, with OpenAI agreeing to purchase millions of Nvidia AI processors to develop its next-generation AI infrastructure and superintelligence.

Background

Microsoft's partnership with OpenAI began in 2019, deepening significantly with a reported $10 billion investment in 2023, making Microsoft OpenAI's largest investor and primary cloud provider, with OpenAI's models running on Microsoft Azure. This exclusive collaboration was designed to integrate OpenAI's cutting-edge AI technology into Microsoft's products and services, accelerating its footprint in the generative AI space. However, as the generative AI market rapidly matures and competition intensifies, and with the strategic importance of the AI technology supply chain becoming increasingly evident, major players are seeking diversification to mitigate risks and secure critical resource access. OpenAI itself requires immense computational power to train and run its next-generation models, prompting it to forge partnerships with additional infrastructure providers and hardware manufacturers.

In-Depth AI Insights

What are the strategic implications of Microsoft seeking Anthropic's technology beyond OpenAI? - Risk Mitigation: Despite significant investment in OpenAI, Microsoft is avoiding over-reliance on a single AI model provider, safeguarding against potential technological stagnation, shifting commercial terms, or competitors gaining an edge in specific models. - Fostering Internal Competition & Innovation: Introducing Anthropic's models allows Microsoft to test and deploy a wider range of AI capabilities across its product lines, fostering internal team competition and innovation while offering more choices to customers. - Maintaining Negotiating Leverage: This diversification also provides Microsoft with increased leverage in future partnership discussions with OpenAI, ensuring its dominant position within the AI ecosystem.