A agentindex
Comparison

OpenCode vs Windsurf

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

OpenCode

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

  • + Clean TUI with strong BYOK support
  • + Local-first and privacy-friendly
  • − Younger ecosystem
  • − Terminal-only

Windsurf

Codeium's AI-native IDE (Cascade agent).

  • + Strong agentic flow in-editor
  • + Generous free tier from Codeium
  • − Closed source
  • − Competes directly with Cursor on a narrow wedge
Spec OpenCode Windsurf
Category coding-agent coding-agent
License MIT Proprietary
Open source Yes No
Self-hostable Yes No
MCP support Yes Yes
Pricing free freemium
Starting price BYOK usage cost $15/mo
Models claude, gpt, gemini, local, byok claude, gpt, gemini, custom
Languages typescript, go multi
GitHub stars 178.4k —
Last activity 2026-06-25 —