J
JetBrains Mellum2
12B parameter coding model with dedicated thinking mode for IDE integration
Open SourceFree
About
Production-ready LLM from JetBrains designed specifically for coding agents and IDE integration. Features a unique thinking mode architecture (12B total, 2.5B thinking parameters) optimized for reasoning through code problems. Built for developers building AI-powered tools, with comprehensive eval results and active maintenance from the JetBrains team.
Details
| Type | coding-agent |
| Deployment | self-hosted |
| Supported Models |
Tags
coding-agentopen-sourceself-hostedevaluationclaude-codecursor
Quick Info
- Organization
- JetBrains
- Pricing
- open-source
- Free Tier
- Yes
- Updated
- Jun 5, 2026
Also in Agents
A
AI Data Analysis Agent
Autonomous agent that analyzes datasets and generates visual insights
OSSFree
Shubham Saboo
113.2K2d ago79
A
AI Deep Research Agent
Autonomous agent that conducts comprehensive multi-source research investigations
OSSFree
Shubham Saboo
113.2K2d ago79
A
AI Journalist Agent
Autonomous agent that researches topics and writes structured news articles
OSSFree
Shubham Saboo
113.2K2d ago79