Comprehensive side-by-side LLM comparison
Qwen3 Coder Next leads with 2.5% higher average benchmark score. Both models have their strengths depending on your specific coding needs.
Mistral AI
Devstral 2, released by Mistral AI on December 9, 2025, is a 123 billion parameter dense transformer model specifically designed for software engineering tasks. It features a 256K token context window and achieved 72.2% on SWE-bench Verified at release, making it a competitive open-weight option for automated coding and agentic development. Devstral 2 targets code generation, multi-file software engineering, and agentic development workflows under a modified MIT license.
Alibaba / Qwen
Qwen3 Coder Next is a coding-specialized open-weight model from Alibaba's Qwen3 family, built on the Qwen3-Next architecture with hybrid attention and Mixture-of-Experts design optimized for local development and agentic coding workflows. It targets on-device and self-hosted deployments requiring a capable coding agent that can operate within consumer hardware constraints.
1 month newer

Devstral-2-123B
Mistral AI
2025-12-09
Qwen3 Coder Next
Alibaba / Qwen
2026-02-04
Context window and performance specifications
Average performance across 1 common benchmarks
Devstral-2-123B
Qwen3 Coder Next
Performance comparison across key benchmark categories
Devstral-2-123B
Qwen3 Coder Next
Available providers and their performance metrics
Devstral-2-123B
OpenRouter
Qwen3 Coder Next
Devstral-2-123B
Qwen3 Coder Next
Devstral-2-123B
Qwen3 Coder Next