AI Comparison Engine

Devstral2 Mistral vs Claude Code vs GPT 5.3 Codex

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3 of 4 tools selected

Specs	Devstral2 Mistral No reviews Free	Top Rated Claude Code (10) Paid	GPT 5.3 Codex No reviews Paid
Overview
Rating	Unrated	3.7 / 5	Unrated
Use Case	Coding	Coding	Coding
Tagline	Code faster with two open-source models (1.3B and 123B parameters) and a CLI agent that explores, modifies, and executes multi-file changes in natural language. Features 256K conte	Work with Claude directly in your code base from the terminal, VS Code, JetBrains, or the web. It understands your entire project, makes multi-file changes, and uses your CLI tools	An autonomous coding agent that works for hours on complex projects. You can interact with it in real time while it codes, tests, and deploys your applications. It outperforms all
Pricing
Model	Free	Paid	Paid
Details	Free (limited-time); Post-free: $0.40/1M input, $2.00/1M output (Devstral 2).	From $20/mo	Starting at $20/month
Tags	Free Tier	N/A	Subscription
Features
AI Model	Proprietary	Proprietary	Proprietary
Pros	+Open-source and community-driven. +Developer-friendly with API access. +Native mobile app available for on-the-go use.	+Developer-friendly with API access. +Native mobile app available for on-the-go use. +Privacy-focused: Does not train models on user data.	+Developer-friendly with API access. +Capable of autonomous agentic workflows.
Cons	–May use submitted data for model training (check privacy policy).	–No permanent free tier available.	–No permanent free tier available. –May use submitted data for model training (check privacy policy).
API
Mobile App
Open Source
Integrations	GithubSlackNotion	GithubSlackNotion	GithubSlackNotion
Security & Privacy
Trains on Data	Yes	No	Yes
SSO
Certifications	None	None	None
Team
Best For	Small Team	Small Team	Small Team
	Details	Details	Details

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