Chainlit vs Vercel AI SDK

FeatureChainlitVercel AI SDK
CategoryChat InterfacesAI Development
PricingFree (open-source)Free (open-source)
GitHub Stars8,00012,000
PlatformsLinux, macOS, WindowsWeb
Features
  • ✓ Chat UI
  • ✓ File upload
  • ✓ Streaming
  • ✓ Authentication
  • ✓ Multi-step display
  • ✓ React hooks
  • ✓ Streaming
  • ✓ Multi-model
  • ✓ Tool calling
  • ✓ Structured output
  • ✓ Edge runtime
Tags
chatuipythonopen-source
open-sourcetypescriptreactstreamingsdk