Cline vs Windsurf(2026)
Cline is better for teams that need fully open source (apache 2.0). Windsurf is the stronger choice if generous free tier. Cline is open-source (from $0 (bring your own API key)) and Windsurf is freemium (from $15/mo).
Full feature breakdown, pricing details, and pros & cons below.
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Cline
Cline is an open-source autonomous AI coding agent for VS Code that can read, write, run, and debug code across your entire project. It uses computer-use APIs to browse the web, execute terminal commands, and iterate on changes — the closest thing to a fully autonomous pair programmer.
Starting at $0 (bring your own API key)
Visit ClineWindsurf
Windsurf (by Codeium) is an AI-native IDE built around the Cascade agent — a multi-step agent that understands your codebase, proposes plans, and executes changes across files autonomously. It combines the familiarity of VS Code with deep agentic capabilities.
Starting at $15/mo
Visit WindsurfHow Do Cline and Windsurf Compare on Features?
| Feature | Cline | Windsurf |
|---|---|---|
| Pricing model | open-source | freemium |
| Starting price | $0 (bring your own API key) | $15/mo |
| Autonomous multi-step agent | ✓ | — |
| Read/write/run files | ✓ | — |
| Terminal command execution | ✓ | — |
| Browser automation | ✓ | — |
| Any LLM backend (Claude, GPT-4, Gemini) | ✓ | — |
| VS Code extension | ✓ | — |
| Approval-based safety mode | ✓ | — |
| Cascade autonomous agent | — | ✓ |
| Codebase-wide context (full repo) | — | ✓ |
| Multi-file edits | — | ✓ |
| Terminal integration | — | ✓ |
| Tab autocomplete | — | ✓ |
| VS Code extension compatibility | — | ✓ |
| Free tier with daily credits | — | ✓ |
Cline Pros and Cons vs Windsurf
Cline
Windsurf
Should You Use Cline or Windsurf?
Choose Cline if…
- •Fully open source (Apache 2.0)
- •Most autonomous free agent available
- •Works with any LLM including local models
Choose Windsurf if…
- •Generous free tier
- •Cascade agent is fast and capable
- •Full repo context window