Compare ECA and Windsurf side by side. Both are tools in the Coding Agents category.
| Category | Coding Agents | Coding Agents |
| Pricing | Free (open-source) | Freemium |
| Best For | Developers who use non-mainstream editors and want AI assistance without vendor lock-in | Developers who want an AI-enhanced code editor with strong autocomplete |
| Website | eca.dev | codeium.com |
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Key criteria to evaluate when comparing Coding Agents solutions:
ECA (Editor Code Assistant) is a free, open-source, editor-agnostic AI coding tool that connects LLMs to code editors through a protocol inspired by LSP. It supports VS Code, Emacs, Neovim, and IntelliJ, and works with multiple model providers including OpenAI, Anthropic, GitHub Copilot, and Ollama.
Windsurf (by Codeium) is an AI-powered IDE that combines copilot-style code completion with agentic multi-file editing capabilities. It features Cascade, a deep context engine that understands your codebase and can autonomously plan and execute multi-step coding tasks. Windsurf supports all major programming languages and provides both inline suggestions and chat-based coding assistance.
AI-powered developer tools that can write, review, debug, and refactor code—ranging from IDE copilots to fully autonomous software engineering agents.
Browse all Coding Agents tools →