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Microsoft replaces OpenAI and Anthropic models in Copilot to cut costs

By PulseAugur Editorial · [1 sources] ·

Microsoft is transitioning its Copilot product to utilize its own internally developed MAI models, moving away from external providers like OpenAI and Anthropic. This strategic shift aims to significantly reduce operational costs associated with AI model usage. While the company is already running tens of thousands of queries weekly on these in-house models, the move could potentially impact the performance experienced by Copilot customers. AI

IMPACT Microsoft's move to internal models could signal a trend towards cost optimization and reduced reliance on external AI providers for large-scale applications.

RANK_REASON Product update involving integration of internal models and phasing out of third-party models.

Read on The Decoder →

AI-generated summary · Google Gemini · from 1 sources. How we write summaries →

Microsoft replaces OpenAI and Anthropic models in Copilot to cut costs

How we ranked this

Signal score
0 / 100
Composite score across the factors below. Higher = stronger signal that this story matters right now.
Newsworthiness bucket
Tool
Product update involving integration of internal models and phasing out of third-party models.
Source corroboration
Single-source cluster
Only one publisher covered this so far. Single-source stories can still rank when the publisher is high-authority, but they lack cross-source corroboration.
Topics
product, infra
Editorial topic classification. Feeds into how the story surfaces on /topic/<slug> hub pages and into the per-entity coverage mix.
AI-industry relevance
High
Clearly on-topic for AI-industry coverage.
Story freshness
62 days old
Aged out of breaking-news scoring windows; ranking reflects the durable signal from the full source set.

Full methodology in our editorial standards.

COVERAGE [1]

  1. The Decoder TIER_1 English(EN) · Matthias Bastian ·

    Copilot goes cheap as Microsoft phases out OpenAI and Anthropic models to cut costs

    <p><img alt="" class="attachment-full size-full wp-post-image" height="768" src="https://the-decoder.com/wp-content/uploads/2026/07/microsoft_coopilot.png" style="height: auto; margin-bottom: 10px;" width="1376" /></p> <p> Microsoft is replacing AI models from OpenAI and Anthropi…

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