![(Updated) Microsoft Custom engine agents: Introducing file upload support [MC1179162]](https://mwpro.co.uk/wp-content/uploads/2024/08/pexels-markusspiske-193350.bak_-1024x683.webp "(Updated) Microsoft Custom engine agents: Introducing file upload support [MC1179162] 1")
(Updated) Microsoft Custom engine agents: Introducing file upload support [MC1179162]
Message ID: MC1179162 (Updated) Updated November 17, 2025: We have updated the timeline. Thank you for your patience. Custom engine agents (CEA) are specialized agentic solutions that can be built using any large language model (LLM), toolchain, or orchestration framework, and…
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