Claude Opus 4.1

Claude Opus 4.1

Anthropic
Codestral Embed

Codestral Embed

Mistral AI
+
+

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About

Claude Opus 4.1 is an incremental upgrade to Claude Opus 4 that boosts coding, agentic reasoning, and data-analysis performance without changing deployment complexity. It raises coding accuracy to 74.5 percent on SWE-bench Verified and sharpens in-depth research and detailed tracking for agentic search tasks. GitHub reports notable gains in multi-file code refactoring, while Rakuten Group highlights its precision in pinpointing exact corrections within large codebases without introducing bugs. Independent benchmarks show about a one-standard-deviation improvement on junior developer tests compared to Opus 4, mirroring major leaps seen in prior Claude releases.

About

Codestral Embed is Mistral AI's first embedding model, specialized for code, optimized for high-performance code retrieval and semantic understanding. It significantly outperforms leading code embedders in the market today, such as Voyage Code 3, Cohere Embed v4.0, and OpenAI’s large embedding model. Codestral Embed can output embeddings with different dimensions and precisions; for instance, with a dimension of 256 and int8 precision, it still performs better than any model from competitors. The dimensions of the embeddings are ordered by relevance, allowing users to choose the first n dimensions for a smooth trade-off between quality and cost. It excels in retrieval use cases on real-world code data, particularly in benchmarks like SWE-Bench, which is based on real-world GitHub issues and corresponding fixes, and Text2Code (GitHub), relevant for providing context for code completion or editing.

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Audience

Advanced development and AI teams in need of a solution to accelerate coding, research, and complex problem-solving tasks

Audience

Enterprise software teams needing a tool for semantic code search, retrieval-augmented generation, and code analytics across large-scale codebases

Support

Phone Support
24/7 Live Support
Online

Support

Phone Support
24/7 Live Support
Online

API

Offers API

API

Offers API

Screenshots and Videos

Screenshots and Videos

Pricing

No information available.
Free Version
Free Trial

Pricing

No information available.
Free Version
Free Trial

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

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Review this Software

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Training

Documentation
Webinars
Live Online
In Person

Training

Documentation
Webinars
Live Online
In Person

Company Information

Anthropic
Founded: 2021
United States
www.anthropic.com/news/claude-opus-4-1

Company Information

Mistral AI
Founded: 2023
United States
mistral.ai/news/codestral-embed

Alternatives

Alternatives

Claude Opus 4.5

Claude Opus 4.5

Anthropic
Voyage AI

Voyage AI

MongoDB
Claude Sonnet 4

Claude Sonnet 4

Anthropic
voyage-4-large

voyage-4-large

Voyage AI
Claude Opus 4

Claude Opus 4

Anthropic

Categories

Categories

Integrations

GitHub
AiAssistWorks
Amazon Bedrock
Bash
C
CSS
ClickUp Brain
Devin
Doraverse
F#
GitHub Copilot
GitHub Copilot CLI
Google Antigravity
Julia
LaunchLemonade
PyCharm
Qwen Code
Revise
SQL
Versuno

Integrations

GitHub
AiAssistWorks
Amazon Bedrock
Bash
C
CSS
ClickUp Brain
Devin
Doraverse
F#
GitHub Copilot
GitHub Copilot CLI
Google Antigravity
Julia
LaunchLemonade
PyCharm
Qwen Code
Revise
SQL
Versuno
Claim Claude Opus 4.1 and update features and information
Claim Claude Opus 4.1 and update features and information
Claim Codestral Embed and update features and information
Claim Codestral Embed and update features and information