Instructor vs Weights & Biases

FeatureInstructorWeights & Biases
CategoryAI DevelopmentMLOps
PricingFree (open-source)Free + Teams $50/mo
GitHub Stars9,0009,000
PlatformsLinux, macOS, WindowsLinux, macOS, Windows, Web
Features
  • ✓ Structured output
  • ✓ Pydantic models
  • ✓ Retry logic
  • ✓ Streaming
  • ✓ Multi-provider
  • ✓ Experiment tracking
  • ✓ Model registry
  • ✓ Sweeps
  • ✓ Reports
  • ✓ Artifacts
Tags
structured-outputpydanticpythonopen-source
mlopstrackingexperimentsmonitoring