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Refact.ai vs Onyx

Refact.aiOnyx

Bottom line: Refact.ai for privacy-sensitive engineering teams; Onyx for engineering-capable teams.

Refact.aiRefact.ai

Open-source autonomous AI coding agent that runs end-to-end tasks in your IDE

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OnyxOnyx

Open-source AI chat and enterprise search over your company's knowledge.

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Votes00
PricingFreemiumFreemium
CategoryCodingCoding
Tags
ai-coding-agentopen-sourceself-hostedideswe-bench
open-sourceenterprise-searchragself-hostedai-assistant
Best for
  • Privacy-sensitive engineering teams
  • Open-source-first developers
  • JetBrains and VS Code users
  • Engineering-capable teams
  • Security and privacy-focused organizations
  • Companies avoiding vendor lock-in
Pros
  • Fully open source with a permissive license
  • Can be self-hosted on-premise for data privacy
  • Bring-your-own-key across many model providers
  • Strong ranking among open-source agents on SWE-bench Verified
  • Supports 25+ programming languages
  • Open-source and MIT-licensed with free self-hosting
  • 40+ connectors to common workplace apps
  • Model-agnostic, works with any LLM
  • Granular access controls and data residency
  • Active GitHub community and rapid development
Cons
  • Self-hosting requires infrastructure and setup effort
  • Agent quality depends heavily on the chosen BYOK model
  • Smaller ecosystem and community than Cursor or Copilot
  • No mobile or browser-based experience
  • Autonomous runs still need careful human review
  • Self-hosting requires engineering effort to deploy and maintain
  • Less polished onboarding than turnkey SaaS
  • No native mobile app
  • Advanced/enterprise features may need the paid tier
  • Support for self-hosters is community-driven

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