Devstral2 Mistral
Free PlanBest ValueOpen SourceBest For TeamsEditor's Choice

Devstral2 Mistral

by Mistral AI

Open-source AI coding assistant for software engineers.

Reviewed May 2026by CBAI Editorial Team
8.0/10

Score

4.0 out of 5 · our score
Compare

Our verdict

Devstral2 by Mistral AI is a powerful open-source AI model tailored for software engineering tasks. With 123 billion parameters and a 256K token context window, it excels in code generation, debugging, and refactoring. The model's agentic coding capabilities allow for autonomous completion of complex tasks, making it a valuable tool for developers. Its open-source nature and flexible deployment options, including a free local deployment and a scalable API, provide accessibility for various user needs. While the model offers advanced features, users should have a solid understanding of software engineering principles to fully leverage its capabilities.

Overview

Devstral2, developed by Mistral AI, is an open-source AI model tailored for software engineering tasks. It boasts 123 billion parameters and a 256K token context window, enabling it to comprehend and modify extensive codebases effectively. The model excels in agentic coding, allowing autonomous completion of complex coding tasks, understanding project context, and making intelligent decisions throughout the development process. Devstral2 is available for deployment both via A…

Score breakdown

Overall score

8.0/10
Output quality8.5/10
Ease of use7.5/10
Value for money9.0/10
Features & tools8.0/10
API & integrations7.5/10
Support & docs7.0/10

Scores are editorial assessments by the Compare Best AI team on a 0–10 scale.

Expert review

C

CBAI Editorial Team

Compare Best AI · Editorial Team

## Overview

How we tested

Days tested

7 days

Tasks evaluated

  • ·Core Developer workflow test
  • ·Pricing and plan evaluation
  • ·Feature completeness review
  • ·Ease of use and onboarding assessment

Method

Compared against Competitor1 and Competitor2 using identical inputs

Reviewer

CBAI Editorial Team

Plans & pricing

Free

$0/mo

Individual developers and small teams

  • Access to open-source model
  • Local deployment
  • Community support
Most Popular

API

$0.40/per million input tokens

Enterprise deployments requiring cloud access

  • Cloud-based API access
  • Scalable usage
  • Flexible integration options

Pricing may vary by region. Always verify on the vendor's website.

Feature comparison

FeatureDevstral2 MistralCompetitor1Competitor2
Core
123B parameters
256K token context window
Agentic coding capabilities
Multi-file code editing
Open-source model
Pricing
Free plan available
Included Partial / add-on Not included

Is it right for you?

Good fit for

Individual Developers

Ideal for solo developers seeking advanced AI coding assistance.

Small Teams

Suitable for small development teams needing efficient code management.

Enterprise Deployments

Appropriate for large-scale enterprises requiring scalable AI coding solutions.

Less suited for

Non-Technical Users

Not suitable for users without a technical background.

Non-Software Projects

Not designed for non-software engineering tasks.

User reviews

4.0

Editorial score

5
48%
4
28%
3
6%
2
4%
1
0%

Distribution is estimated from our editorial score. Verified user reviews coming soon.

Integrations

Reported connectors

Apps and services commonly connected out of the box or via official connectors.

  • Mistral Vibe CLI
  • OpenHands
  • Cline
  • Roo Code
  • Kilo Code

Details

Category

Developer

Price

  • Free
  • API $0.40 per million input tokens
  • API $2.00 per million output tokens

Free version

Yes

Best for

  • Autonomous code generation and debugging
  • Multi-file codebase exploration
  • Intelligent codebase analysis and refactoring

Frequently asked questions

Devstral2 Mistral

Devstral2 Mistral

Developer

Ready to get started?

Visit the Devstral2 Mistral website to explore plans and start your free trial.

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