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OpenCode vs Onyx

OpenCodeOnyx

Bottom line: OpenCode for experienced developers; Onyx for engineering-capable teams.

OpenCodeOpenCode

Open-source, terminal-first AI coding agent that works with any model provider

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OnyxOnyx

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

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Votes00
PricingFreeFreemium
CategoryCodingCoding
Tags
ai-coding-agentopen-sourceterminalbyokcli
open-sourceenterprise-searchragself-hostedai-assistant
Best for
  • Experienced developers
  • Privacy-focused teams
  • Open-source advocates
  • Engineering-capable teams
  • Security and privacy-focused organizations
  • Companies avoiding vendor lock-in
Pros
  • Free and open source under MIT
  • Model-agnostic across 75+ providers
  • Runs locally with data stored in SQLite
  • Plan-then-Build workflow keeps humans in control
  • Works with local models via Ollama
  • 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
  • Terminal-only, no graphical IDE
  • Steeper learning curve for non-CLI users
  • You manage and pay for model API keys yourself
  • Fast-moving project means features can change
  • Fewer built-in team collaboration features
  • 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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