LangChain vs Perplexity

FeatureLangChainPerplexity
CategoryAI Agent FrameworksAI Search
PricingFree + LangSmith paidFree + Pro $20/mo
GitHub Stars98,000—
PlatformsmacOS, Linux, WindowsWeb, iOS, Android
Features
  • ✓ Chain composition
  • ✓ RAG pipelines
  • ✓ Agent toolkits
  • ✓ Memory systems
  • ✓ Streaming
  • ✓ Multi-model
  • ✓ LangGraph
  • ✓ Real-time search
  • ✓ Citations
  • ✓ Follow-up questions
  • ✓ File upload
  • ✓ API
  • ✓ Collections
Tags
open-sourceframeworkpythonjavascriptragchains
searchresearchcitationswebapi