{"rewrite":{"id":"r_e5a8e5578ce62355728156bd","clusterId":"c_0290fdd7499ccbf95925ecb3","slug":"microsoft-cuts-ai-costs-by-replacing-openai-anthropic-models-with-own-mai","model":"deepseek-v4-flash","headline":"Microsoft Cuts AI Costs by Replacing OpenAI, Anthropic Models With Own MAI","summary":"Microsoft is actively replacing third-party AI models from OpenAI and Anthropic with its own MAI models in apps like Excel and Word to reduce costs and dependence. The shift follows the termination of its exclusive OpenAI contract and the formation of its own AI research team. Other major companies including Amazon, Uber, Meta, and Accenture are adopting similar cost-cutting measures.","whyItMatters":"Microsoft's move from partner to competitor in AI models signals a broader industry trend where tech giants prioritize in-house development over third-party licensing to control costs and strategic direction.","webCardHtml":"\u003cp\u003eMicrosoft has begun swapping out AI models from OpenAI and Anthropic for its own MAI models in popular software such as Excel and Word, according to a Bloomberg report. The company previously advertised that much of Microsoft 365 relied on third-party AI. Now it is actively transitioning to its own model, MAI, while still using outside models in some areas.\u003c/p\u003e\u003cp\u003eThe shift follows Microsoft\u0026#39;s termination of its exclusive contract with OpenAI in April 2026 and the formation of the MAI Superintelligence Team to develop its own AI. Microsoft has also announced several in-house models, including MAI-Thinking-1 and MAI-Image-2.5.\u003c/p\u003e\u003cp\u003eTechCrunch reports that Amazon, Uber, Meta, and Accenture are pursuing similar cost-cutting strategies by relying more on their own AI models.\u003c/p\u003e","blueskyPost":"Microsoft is replacing OpenAI and Anthropic AI models with its own MAI in Excel and Word to cut costs and reduce dependence. The move follows the end of its exclusive OpenAI deal and the launch of its own AI research team. Amazon, Uber, Meta, and Accenture are doing the same.","twitterPost":"Microsoft is replacing OpenAI and Anthropic AI models with its own MAI in Excel and Word to cut costs. The shift follows the end of its exclusive OpenAI contract and the formation of its own AI team. Amazon, Uber, Meta, and Accenture are adopting similar measures.","threadsPost":null,"newsletterBlurb":"Microsoft is actively replacing AI models from OpenAI and Anthropic with its own MAI models in Excel and Word to reduce costs and dependence. The move follows the termination of its exclusive OpenAI contract and the formation of its own AI research team. Other major companies including Amazon, Uber, Meta, and Accenture are pursuing similar cost-cutting strategies.","attributionJson":"[{\"source\":\"GIGAZINE\",\"url\":\"https://gigazine.net/news/20260708-microsoft-ai-cost-cutting-relying-more-own-models/\",\"title\":\"Microsoft is working to reduce AI costs by increasing reliance on its own AI models\"}]","lintFlagsJson":null,"lintHits":0,"costUsd":0,"inputTokens":4251,"outputTokens":606,"status":"published","repairAttempts":0,"nextRepairAt":null,"factsAttemptedAt":1783481803,"createdAt":"2026-07-08T03:26:56.000Z","publishedAt":"2026-07-08T03:28:32.000Z","updatedAt":"2026-07-08T03:26:56.000Z"},"cluster":{"id":"c_0290fdd7499ccbf95925ecb3","canonicalTitle":"Microsoftは自社AIモデルへの依存度を高めることでAIコストの削減に取り組んでいる","representativeArticleId":"a_2efa0b8ce6bf90539b1a7cd2","sourceCount":1,"writtenSourceCount":1,"writeAttempts":0,"isSolo":true,"entitiesJson":"{\"anime_titles\":[],\"manga_titles\":[],\"work_titles\":[],\"studios\":[],\"people\":[],\"type\":\"news\",\"domain\":\"other\",\"is_roundup\":false}","contentType":"news","status":"published","firstSeenAt":"2026-07-08T02:31:00.000Z","lastSeenAt":"2026-07-08T02:31:00.000Z","updatedAt":"2026-07-08T03:28:33.000Z"},"attribution":[{"source":"GIGAZINE","url":"https://gigazine.net/news/20260708-microsoft-ai-cost-cutting-relying-more-own-models/","title":"Microsoftは自社AIモデルへの依存度を高めることでAIコストの削減に取り組んでいる"}],"entities":{"anime_titles":[],"manga_titles":[],"work_titles":[],"studios":[],"people":[],"type":"news","domain":"other","is_roundup":false},"keyFacts":null}