WizardCoder

Fine-tuned open-source code LLM from Microsoft Research

Free tier Open Source Active
Visit Website GitHub (9.0k)
Category
LLM Providers for Code
Platforms
api
Pricing
$0 — $0
Open Source
Yes
IDE Support
Any via Ollama/llama.cpp
Quick links: Website GitHub Pricing

# What is WizardCoder?

WizardCoder is an open-source code-focused LLM from Microsoft Research, fine-tuned using the Evol-Instruct method on Code Llama. It was the top open-source code model on HumanEval benchmarks when released and remains a strong performer.

Who is it for? Developers building AI-powered applications who need reliable model APIs.

Key Features

llmopen-sourcecode-specializedfine-tunedresearch

Available on

Any via Ollama/llama.cpp api

* Our Verdict

3.9 /5

Strong choice for self-hosted code generation. Slightly outdated compared to Qwen2.5-Coder but still highly capable.

+- Pros & Cons

Pros

  • + Free to use
  • + Strong Python performance
  • + Multiple quantized versions available
  • + Well-benchmarked

Cons

  • - Newer models have surpassed it
  • - Development pace slowed
  • - Large model sizes
  • - Limited instruction following vs newer models

$ Pricing

Open Source
$0
  • Self-host
  • Multiple sizes
  • GGUF available

</> Supported Languages & IDEs

Languages

PythonJavaScriptJavaC++All major

IDEs & Platforms

Any via Ollama/llama.cpp

= Alternatives to WizardCoder

Claude (Anthropic)
The most capable AI for complex coding
Free 4.8/5
OpenAI GPT-4
The most popular AI for coding
Free 4.6/5
Mistral AI
European AI company with best-in-class open models
Free OSS 4.4/5
DeepSeek Coder
Open-source code LLM
Free OSS 4.3/5
Google Gemini
Google's multimodal AI for coding
Free 4.3/5
Qwen2.5-Coder
Alibaba's open-source code-specialized LLM
Free OSS 4.2/5

i About Microsoft Research

Company Microsoft Research
Founded 2023
Repository github.com/nlpxucan/WizardLM — 9.0k stars
Status Active
Data updated 2024-12-01