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BetterOpenSource

Plandex vs Cody

A side-by-side comparison of two open-source tools to help you choose the right one.

Feature
SummaryA terminal AI agent for large, real-world projects.Enterprise AI coding assistant by Sourcegraph.
GitHub stars13K3K
LicenseMITApache 2.0
LanguageGoTypeScript
PricingFree & Open SourceFreemium
Self-hostable
ReplacesClaude CodeClaude Code, GitHub Copilot
Rating4.5 / 54.4 / 5

Plandex features

  • Massive context window for big codebases
  • Diff-review sandbox before applying changes
  • Smart context management to control cost
  • Version-controlled, reversible changes
  • Self-hostable server

Cody features

  • Whole-codebase context via code search
  • Chat, autocomplete, and inline fixes
  • Works across large, multi-repo codebases
  • VS Code and JetBrains support
  • Enterprise controls and self-hosting

Plandexpros & cons

Pros

  • Designed for large, multi-step tasks
  • Careful review workflow before applying edits
  • MIT licensed and self-hostable

Cons

  • Terminal-first workflow
  • Large contexts can be token-expensive

Codypros & cons

Pros

  • Excellent context on large codebases
  • Strong enterprise and on-prem options
  • Backed by Sourcegraph's code intelligence

Cons

  • Advanced/enterprise features are paid
  • Most valuable on big codebases

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