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Description

Aion 1.0 Plan is Microsoft's innovative local agentic reasoning framework for Windows that facilitates fully agentic workflows on devices without relying on cloud services or incurring per-token expenses. This model boasts an impressive 14 billion parameters and a context length of 32K, and it is integrated directly into Windows on compatible devices. In contrast to smaller on-device models that concentrate on basic text processing, Aion 1.0 Plan is specifically designed for local agentic reasoning, allowing applications to comprehend user intentions, utilize tools, manage files, and coordinate sub-agents directly on the device itself. It represents the latest evolution in Microsoft’s suite of on-device small language models, created for efficient local execution and signifying a shift from scalable text intelligence to more advanced local planning capabilities. Aion 1.0 Plan is a crucial component of Windows' overarching initiative to deliver “unmetered intelligence,” where cutting-edge models tackle the most complex challenges while local models provide ongoing, cost-effective agent workflows. Ultimately, this advancement reflects a significant leap forward in how users can interact with their devices, enhancing productivity and streamlining tasks in everyday computing.

Description

Laguna S 2.1 is an advanced open weight coding model that emphasizes long-term project completion and efficient reasoning capabilities. Featuring a 118-billion-parameter Mixture-of-Experts architecture, it activates 8 billion parameters for each token and accommodates a context window of up to one million tokens in both thinking and non-thinking modes. The model’s streamlined active size allows it to perform intricate tasks on local machines while still competing favorably against significantly larger models across various benchmarks, including terminal usage, software engineering, codebase question answering, and tool utilization. Designed for resilience, Laguna S 2.1 excels in tackling challenging assignments with enhanced persistence, meticulous verification, and a readiness to backtrack rather than prematurely claim success. In practical applications, it has successfully created and validated a browser rendering engine from scratch, optimized an agent harness for improved execution speed and reduced memory usage, and conducted extensive mathematical research using the available tools within its environment, demonstrating its versatility and effectiveness. This combination of features positions Laguna S 2.1 as a powerful tool for developers seeking innovative solutions.

API Access

Has API Yes 

API Access

Has API No 

Screenshots View All

Screenshots View All

Integrations

OpenClaw Yes 
Visual Studio Code Yes 
Agent Client Protocol (ACP) No 
Claude Code No 
Cline No 
Hermes Agent No 
Hugging Face No 
IntelliJ IDEA No 
Kilo Code No 
Microsoft Copilot Yes 
Model Context Protocol (MCP) Yes 
Nous Portal No 
OpenAI Codex No 
OpenCode No 
Poolside No 
PowerShell Yes 
Roo Code No 
Solara Yes 
Visual Studio No 
Windows 365 Yes 

Integrations

OpenClaw Yes 
Visual Studio Code Yes 
Agent Client Protocol (ACP) Yes 
Claude Code Yes 
Cline Yes 
Hermes Agent Yes 
Hugging Face Yes 
IntelliJ IDEA Yes 
Kilo Code Yes 
Microsoft Copilot No 
Model Context Protocol (MCP) No 
Nous Portal Yes 
OpenAI Codex Yes 
OpenCode Yes 
Poolside Yes 
PowerShell No 
Roo Code Yes 
Solara No 
Visual Studio Yes 
Windows 365 No 

Pricing Details

No price information available.
Free Trial No 
Free Version No 

Pricing Details

No price information available.
Free Trial No 
Free Version No 

Deployment

Web-Based No 
On-Premises No 
iPhone App No 
iPad App No 
Android App No 
Windows Yes 
Mac Yes 
Linux No 
Chromebook No 

Deployment

Web-Based Yes 
On-Premises No 
iPhone App No 
iPad App No 
Android App No 
Windows No 
Mac No 
Linux No 
Chromebook No 

Customer Support

Business Hours No 
Live Rep (24/7) No 
Online Support Yes 

Customer Support

Business Hours No 
Live Rep (24/7) No 
Online Support Yes 

Types of Training

Training Docs Yes 
Webinars No 
Live Training (Online) Yes 
In Person No 

Types of Training

Training Docs Yes 
Webinars Yes 
Live Training (Online) No 
In Person No 

Vendor Details

Company Name

Microsoft

Founded

1975

Country

United States

Website

blogs.windows.com/windowsdeveloper/2026/06/02/build-2026-furthering-windows-as-the-trusted-platform-for-development/

Vendor Details

Company Name

Poolside

Founded

2023

Country

United States

Website

poolside.ai/blog/introducing-laguna-s-2-1

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