Jan-Code-4B: a small code-tuned model of Jan-v3

Pubblicato il 2026-03-02 11:05 ℹ️ LocalLLaMA 📰 Leggi l'articolo originale →

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Jan-Code-4B: un modello compatto ottimizzato per il codice

Jan-Code-4B is a small language model, developed by the Jan team, specifically optimized for code-related tasks.

Key Features

Code Optimization: Designed to improve code generation, editing, refactoring, and debugging.
Lightweight: Maintains a small footprint to allow local execution.
Integration with Jan Desktop: Can be easily installed via Jan Hub and used with Claude Code, replacing the Haiku model.
Recommended parameters: temperature: 0.7, top_p: 0.8, top_k: 20.

The models are available on Hugging Face: Jan-code (https://huggingface.co/janhq/Jan-code-4b) and Jan-code-gguf (https://huggingface.co/janhq/Jan-code-4b-gguf).

Key Takeaway

The Jan team has released Jan-Code-4B, a small code-tuned model for coding tasks. Based on Jan-v3-4B-base-instruct, it aims to provide assistance in code development, generation, refactoring, and debugging, while maintaining a lightweight footprint for local execution. It can replace the Haiku model in Claude Code.

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