Weights & Biases vs Open WebUI

FeatureWeights & BiasesOpen WebUI
CategoryMLOpsChat Interfaces
PricingFree + Teams $50/moFree (open-source)
GitHub Stars9,00065,000
PlatformsLinux, macOS, Windows, WebmacOS, Linux, Windows, Docker
Features
  • ✓ Experiment tracking
  • ✓ Model registry
  • ✓ Sweeps
  • ✓ Reports
  • ✓ Artifacts
  • ✓ Ollama integration
  • ✓ Multi-model
  • ✓ RAG
  • ✓ Web search
  • ✓ Voice input/output
  • ✓ Plugins
  • ✓ User management
Tags
mlopstrackingexperimentsmonitoring
open-sourcechatuiollamaself-hosted