A agentindex
Comparison

Aider vs OpenCode

A like-for-like, spec-level comparison. Both entries are verified against their docs and repo.

Aider

AI pair programming in your terminal, git-native.

  • + Every change is a git commit for trivial rollback
  • + BYOK with any model, including local
  • − Terminal-only, no IDE UI
  • − Steep for non-CLI users

OpenCode

A model-agnostic, local-first coding agent TUI.

  • + Clean TUI with strong BYOK support
  • + Local-first and privacy-friendly
  • − Younger ecosystem
  • − Terminal-only
Spec Aider OpenCode
Role Coding agent Coding agent
Tags coding-agent, cli, persona-solo-builder, persona-software-developer, persona-data-scientist coding-agent, tui, persona-solo-builder, persona-software-developer, persona-data-scientist
License Apache-2.0 MIT
Open source Yes Yes
Self-hostable Yes Yes
MCP support Yes Yes
Pricing free free
Price Free Free
Usage cost BYOK BYOK
Models claude, gpt, gemini, local, byok claude, gpt, gemini, local, byok
Languages python typescript, go
GitHub stars 47.0k 182.1k
Last activity 2026-05-22 2026-07-04