Discover/Relay.app vs Windsurf IDE
Relay.app
VS
Windsurf IDE

Relay.app vs Windsurf IDE

An in-depth comparison of Relay.app and Windsurf IDE — pricing, features, ratings, and more.

Relay.app
4.3
22 reviews
Windsurf IDE
4.9
164 reviews
Higher rated

Side-by-Side Comparison

Relay.app
Windsurf IDE
Category
AI Coding Assistant
AI Coding Assistant
Pricing
Free tier; Pro at $9/month; Business at $49/month
Free tier; Pro at $15/month; Teams at $35/user/month
Pricing model
freemium
freemium
Rating
4.3 ★
4.9 ★
Reviews
22
164
Platforms
Web
Windows, macOS, Linux
API Access
✗ No
✗ No
Open Source
✗ No
✗ No

Key Features

Relay.app
  • Human approval steps
  • AI automation steps
  • 100+ app integrations
  • Collaborative workflow design
  • Run history and audit log
  • Templates library
Windsurf IDE
  • Cascade agentic AI
  • Multi-file code editing
  • Terminal command execution
  • Codebase understanding
  • VS Code compatible
  • Multiple AI models
  • Flows for automation

Pros & Cons

Relay.app
Pros
  • + Human-in-the-loop is genuinely unique
  • + Clean and intuitive interface
  • + Good for compliance-heavy workflows
  • + Collaborative workflow building
Cons
  • Fewer integrations than Make or Zapier
  • Newer platform
  • Human steps can slow throughput
Windsurf IDE
Pros
  • + Cascade is very capable autonomously
  • + Good VS Code compatibility
  • + Free to start
  • + Fast and responsive
Cons
  • Cascade can make mistakes requiring review
  • Newer than Cursor
  • Credits can run out quickly on free tier