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What is Laguna XS 2.1?

The Laguna XS 2.1 represents a sophisticated advancement in coding models, functioning as an open weight agentic system that excels in executing long-duration tasks on local machines. It boasts a robust 33-billion-parameter Mixture-of-Experts architecture, activating 3 billion parameters per token, while preserving the efficient design of its predecessor, Laguna XS.2, and significantly enhancing its capabilities in multilingual software engineering and terminal-related tasks. This model is meticulously crafted to support coding agents in reviewing code repositories, navigating complex changes, leveraging diverse tools, executing commands, and ensuring seamless progress throughout extensive projects. With an impressive context window of 256K, it empowers agents to adeptly handle large codebases, maintain extensive histories, and navigate intricate multi-step workflows. The Laguna XS 2.1 also enjoys compatibility with various platforms like vLLM, SGLang, NVIDIA TensorRT-LLM, Hugging Face Transformers, and Ollama, with aspirations for future native support from llama.cpp. Offered in multiple checkpoint formats such as BF16, FP8, INT4, and NVFP4, it allows developers to choose between high fidelity and configurations designed for environments with restricted VRAM or processing capacity. This versatility not only enhances its usability across different development frameworks but also positions it as a prime choice for diverse programming needs and settings. Furthermore, its ability to adapt to varying project demands makes it a valuable asset for developers seeking efficiency and performance in their workflows.

What is Composer 1?

Composer is an AI model developed by Cursor, specifically designed for software engineering tasks, providing fast and interactive coding assistance within the Cursor IDE, an upgraded version of a VS Code-based editor that features intelligent automation capabilities. This model uses a mixture-of-experts framework and reinforcement learning (RL) to address real-world coding challenges encountered in large codebases, allowing it to offer quick, contextually relevant responses that include code adjustments, planning, and insights into project frameworks, tools, and conventions, achieving generation speeds that are nearly four times faster than those of its peers in performance evaluations. With a focus on the development workflow, Composer incorporates long-context understanding, semantic search functionalities, and limited tool access (including file manipulation and terminal commands) to effectively resolve complex engineering questions with practical and efficient solutions. Its distinctive architecture not only enables adaptability across various programming environments but also ensures that users receive personalized support tailored to their individual coding requirements. Furthermore, the versatility of Composer allows it to evolve alongside the ever-changing landscape of software development, making it an invaluable resource for developers seeking to enhance their coding experience.

Media

Media

Integrations Supported

Agent Client Protocol (ACP)
Claude Code
Cline
Cursor
Hermes Agent
Hugging Face
IntelliJ IDEA
Kilo Code
Nous Portal
Ollama
OpenAI Codex
OpenClaw
OpenCode
OpenRouter
Poolside
Roo Code
Visual Studio
Visual Studio Code
Zed

Integrations Supported

Agent Client Protocol (ACP)
Claude Code
Cline
Cursor
Hermes Agent
Hugging Face
IntelliJ IDEA
Kilo Code
Nous Portal
Ollama
OpenAI Codex
OpenClaw
OpenCode
OpenRouter
Poolside
Roo Code
Visual Studio
Visual Studio Code
Zed

API Availability

Has API

API Availability

Has API

Pricing Information

Pricing not provided
Free Version
Free Trial Offered?

Pricing Information

$20 per month
Free Version
Free Trial Offered?

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Company Facts

Organization Name

Poolside

Date Founded

2023

Company Location

United States

Company Website

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

Company Facts

Organization Name

Cursor

Date Founded

2023

Company Location

United States

Company Website

cursor.com/blog/composer

Categories and Features

Categories and Features

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