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
Category coding-agent coding-agent
License Apache-2.0 MIT
Open source Yes Yes
Self-hostable Yes Yes
MCP support Yes Yes
Pricing free free
Starting price BYOK usage cost BYOK usage cost
Models claude, gpt, gemini, local, byok claude, gpt, gemini, local, byok
Languages python typescript, go
GitHub stars 46.7k 178.4k
Last activity 2026-05-22 2026-06-25