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Average Ratings 0 Ratings

Total
ease
features
design
support

No User Reviews. Be the first to provide a review:

Write a Review

Description

Claude Opus 4.1 represents a notable incremental enhancement over its predecessor, Claude Opus 4, designed to elevate coding, agentic reasoning, and data-analysis capabilities while maintaining the same level of deployment complexity. This version boosts coding accuracy to an impressive 74.5 percent on SWE-bench Verified and enhances the depth of research and detailed tracking for agentic search tasks. Furthermore, GitHub has reported significant advancements in multi-file code refactoring, and Rakuten Group emphasizes its ability to accurately identify precise corrections within extensive codebases without introducing any bugs. Independent benchmarks indicate that junior developer test performance has improved by approximately one standard deviation compared to Opus 4, reflecting substantial progress consistent with previous Claude releases.

Description

Composer 2 is a high-performance AI coding model available within Cursor, built to handle complex programming tasks with improved accuracy and efficiency. It is trained through advanced pretraining and reinforcement learning, allowing it to solve long-horizon coding problems that involve multiple steps and decisions. The model shows significant improvements across major benchmarks such as Terminal-Bench and SWE-bench Multilingual, reflecting its strong real-world coding capabilities. It delivers faster performance while maintaining high-quality outputs, making it suitable for demanding development workflows. Composer 2 is designed to balance intelligence and cost, offering competitive pricing compared to other frontier models. It also includes a faster variant that provides the same level of intelligence with optimized speed for time-sensitive tasks. The model is integrated directly into the Cursor platform, enabling seamless use within development environments. Its ability to handle complex coding scenarios makes it valuable for both individual developers and teams. Overall, Composer 2 enhances productivity by automating and accelerating software development tasks.

API Access

Has API

API Access

Has API

Screenshots View All

Screenshots View All

Integrations

Cursor
AgentSea
Amazon Bedrock
Anything
Augment Code
Claude Pro
Cody
GitHub
GitHub Copilot CLI
GoLand
Julia
LaunchLemonade
Model Context Protocol (MCP)
Orchids
PHP
PhpStorm
Python
R
Rider
SQL

Integrations

Cursor
AgentSea
Amazon Bedrock
Anything
Augment Code
Claude Pro
Cody
GitHub
GitHub Copilot CLI
GoLand
Julia
LaunchLemonade
Model Context Protocol (MCP)
Orchids
PHP
PhpStorm
Python
R
Rider
SQL

Pricing Details

No price information available.
Free Trial
Free Version

Pricing Details

$0.50/M input
Free Trial
Free Version

Deployment

Web-Based
On-Premises
iPhone App
iPad App
Android App
Windows
Mac
Linux
Chromebook

Deployment

Web-Based
On-Premises
iPhone App
iPad App
Android App
Windows
Mac
Linux
Chromebook

Customer Support

Business Hours
Live Rep (24/7)
Online Support

Customer Support

Business Hours
Live Rep (24/7)
Online Support

Types of Training

Training Docs
Webinars
Live Training (Online)
In Person

Types of Training

Training Docs
Webinars
Live Training (Online)
In Person

Vendor Details

Company Name

Anthropic

Founded

2021

Country

United States

Website

www.anthropic.com/news/claude-opus-4-1

Vendor Details

Company Name

Cursor

Founded

2022

Country

United States

Website

cursor.com

Product Features

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