Sourcery
Last Updated on: Sep 23, 2025
Sourcery
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AI Code Assistant
AI Code Refactoring
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What is Sourcery?
Sourcery is an AI-powered coding assistant specifically designed to help developers write cleaner, more efficient Python code. It integrates seamlessly with your IDE or codebase to suggest real-time refactorings, generate docstrings, and enforce best practices automatically. Sourcery acts as an automated code reviewer, improving code quality and reducing technical debt across teams and projects.
Who can use Sourcery & how?
  • Python Developers: Refactor and optimize Python code automatically while writing or reviewing code.
  • Software Teams: Maintain consistent, clean codebases with collaborative team-level refactorings.
  • Code Reviewers: Speed up code reviews with AI-suggested improvements and quality checks.
  • Open Source Contributors: Improve contributions with automated suggestions for readability and efficiency.
  • Educators & Students: Learn better coding practices and cleaner Python structure with inline suggestions.

How to Use Sourcery?
  • Install the Plugin: Add Sourcery to your IDE, including VS Code, PyCharm, or JetBrains IDEs.
  • Connect Your Repositories: Integrate Sourcery with GitHub, GitLab, or Bitbucket for automatic PR suggestions.
  • Write or Review Code: Get real-time improvement suggestions while coding or reviewing pull requests.
  • Apply Refactorings: Accept or tweak AI-generated refactors to improve code clarity and performance.
  • Use Sourcery CLI (Pro): Analyze and refactor code in bulk from the command line for large codebases.
What's so unique or special about Sourcery?
  • Python-Focused AI: Tailored specifically for Python development, offering deep understanding of Python syntax and idioms.
  • Instant Refactorings: Suggests real-time code improvements as you type.
  • Pull Request Suggestions: Automatically comments with suggestions on GitHub, GitLab, or Bitbucket pull requests.
  • Docstring Generation: Creates accurate docstrings based on your function logic.
  • Bulk Refactoring (CLI): Enables large-scale code improvements using the command line.
  • Team Insights: Track and measure improvements in code quality across teams.
Things We Like
  • Python-Specific Optimization: Offers deep, context-aware refactorings tailored for Python.
  • Real-Time Suggestions: Improves code as you write it with smart, non-intrusive feedback.
  • PR Integration: AI suggestions directly within your pull request workflow.
  • Docstring Auto-Generation: Saves time documenting functions with accurate, AI-written docstrings.
Things We Don't Like
  • Only Supports Python: No support for other programming languages.
  • Limited Free Features: Some capabilities like team insights and CLI are restricted to paid plans.
  • May Over-Suggest Changes: Sometimes suggests minor or unnecessary refactors that may not add value.
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Pricing
Freemium

Free Plan (Open Source)

$ 0.00

Always free for open source/public repositories
Monitor Sentry.io issues with AI fixes
20 Sentry issues per month
Real-time code improvements and in-line suggestions
Full IDE/IDE integration and GitHub/GitLab support
Immediate setup, no credit card required

Paid Plan (Pro)

$ 12.00

Includes 14-day free trial
Everything in Free Plan, plus:
Code review for private repositories
Pull request summaries with Mermaid diagrams
Line-by-line review and custom review rules
Cancel anytime; annual billing saves ~20%

Team Plan

$ 24.00

Includes all Pro features, plus:
Repository analytics
Secrets scanning and SAST
“Bring your own LLM” support

Enterprise Plan

Custom Pricing

Includes all Team features, plus:
Self-hosting options
Priority support and customer success manager
Invoice billing and enterprise-level governance
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FAQs

Sourcery is an AI-powered coding assistant that helps Python developers write cleaner, more efficient code through real-time refactorings and suggestions.
Yes, Sourcery has a free plan for individuals. Paid plans unlock advanced features like team analytics and CLI access.
Sourcery works with VS Code, PyCharm, and JetBrains IDEs, and also integrates with GitHub, GitLab, and Bitbucket.
Yes! It can automatically generate accurate Python docstrings for your functions.
No, Sourcery is currently focused exclusively on Python to provide the best quality suggestions and refactorings.

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