Windsurf

Windsurf (evolved from Codeium) is an AI-native IDE centered around Cascade, an agent designed to understand and carry out multi-step coding tasks. Rather than treating AI as a copilot that responds to discrete prompts, Windsurf builds the entire editor around the idea that an agent reads your intent across multiple edits and completes complex sequences without interruption. It promises "flow"—the feeling of working alongside an agent rather than directing one.

Highlights

• Cascade agent tracks your intent across multiple edits and suggests next steps
• Full IDE (not an editor wrapper): built-in terminal, debugging, and git integration
• Multi-file and cross-repo refactoring with natural language direction
• Works with Claude, Sonnet, and other models as the reasoning backbone
• Flow mode reduces constant back-and-forth prompting

Windsurf appeals to developers who value rapid prototyping and enjoy letting an agent anticipate their next move. It's competitive with Cursor but emphasizes agentic autonomy over chat-centric workflows. Pricing follows a freemium model with free tier and paid subscriptions for advanced features.