Open WebUIvsWindsurf

Full side-by-side comparison — features, pricing, platforms, and which one wins in 2026.

Open WebUI

Chat Interfaces

Beautiful self-hosted ChatGPT-like interface for any LLM

Full review →Website ↗

Windsurf

Coding Assistants

AI-powered IDE with Cascade agent by Codeium

Full review →Website ↗
FeatureOpen WebUIWindsurf
CategoryChat InterfacesCoding Assistants
PricingFree (open-source)Free + Pro plans
GitHub Stars
✓ More stars
65k
—
PlatformsmacOS, Linux, Windows, DockermacOS, Linux, Windows
Key Features
  • ✓ Ollama integration
  • ✓ Multi-model
  • ✓ RAG
  • ✓ Web search
  • ✓ Voice input/output
  • ✓ Plugins
  • ✓ User management
  • ✓ Cascade agent
  • ✓ Multi-file editing
  • ✓ Terminal integration
  • ✓ Codebase search
  • ✓ AI flows
Pros
  • + Feature-rich ChatGPT alternative
  • + Supports Ollama + OpenAI APIs
  • + Document upload and RAG
  • + Multi-user with auth
  • + Very active development
  • + Free tier with generous limits
  • + Deep codebase context
  • + Fast completions
  • + VS Code compatible extensions
  • + Good privacy options
Cons
  • − Requires Docker for easy setup
  • − Can be slow with large documents
  • − Plugin ecosystem still growing
  • − Resource intensive
  • − Newer, less proven than Copilot
  • − Some features still in beta
  • − Smaller community
  • − Enterprise features limited
Tags
open-sourcechatuiollamaself-hosted
codingeditoridecodeiumagent

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