Releases
13 matching — model launches, API releases, product updates, financial events and news.
April 20261
Apr 2, 2026
MAI-Voice-1 becomes available in FoundryAPI release
Microsoft makes MAI-Voice-1 available to developers in Microsoft Foundry with custom-voice support and safety controls.
October 20251
Oct 1, 2025Microsoft Agent Framework enters public previewSDK release
Microsoft introduces the open-source Microsoft Agent Framework, unifying agent-development concepts from Semantic Kernel and AutoGen.
May 20251
May 19, 2025NLWeb open project launchedSDK release
Microsoft launches NLWeb, an open MCP-compatible project for adding conversational and agent-accessible interfaces to websites.
October 20231
Oct 3, 2023AutoGen open-source multi-agent framework releasedSDK release
Microsoft Research releases AutoGen, a framework for building applications with conversing and collaborating AI agents.
May 20231
May 23, 2023Microsoft expands the Copilot plugin platformAPI release
Microsoft announces a common plugin model spanning ChatGPT, Bing, Dynamics 365 Copilot and Microsoft 365 Copilot.
February 20231
Feb 21, 2023Semantic Kernel released as an open-source SDKSDK release
Microsoft releases Semantic Kernel to help developers integrate language models, plugins, memory and planning into applications.
May 20221
May 24, 2022Responsible AI Dashboard releasedSDK release
Microsoft releases the Responsible AI Dashboard, combining fairness, interpretability, error analysis and causal tools in one interface.
February 20201
Feb 13, 2020DeepSpeed open-sourcedSDK release
Microsoft open-sources DeepSpeed with the ZeRO optimizer to reduce the compute and memory cost of large-model training.
May 20191
May 16, 2019InterpretML open-sourcedSDK release
Microsoft open-sources InterpretML for training interpretable models and explaining black-box predictions.
December 20181
Dec 4, 2018ONNX Runtime open-sourcedSDK release
Microsoft open-sources ONNX Runtime as a cross-platform high-performance inference engine.
May 20182
May 7, 2018ML.NET open-source preview releasedSDK release
Microsoft releases the first public preview of ML.NET, bringing cross-platform machine learning to .NET developers.
May 2018Fairlearn open-source toolkit introducedSDK release
Microsoft researchers introduce Fairlearn to assess and mitigate unfairness in machine-learning systems.
January 20161
Jan 25, 2016Microsoft open-sources CNTKSDK release
Microsoft releases its Computational Network Toolkit under an open-source license for deep neural-network training.