Haystack vs Perplexity

FeatureHaystackPerplexity
CategoryAI DevelopmentAI Search
PricingFree (open-source)Free + Pro $20/mo
GitHub Stars18,000—
PlatformsLinux, macOS, Windows, DockerWeb, iOS, Android
Features
  • ✓ Pipeline builder
  • ✓ RAG
  • ✓ Document processing
  • ✓ Model serving
  • ✓ REST API
  • ✓ Real-time search
  • ✓ Citations
  • ✓ Follow-up questions
  • ✓ File upload
  • ✓ API
  • ✓ Collections
Tags
ragnlppipelineopen-source
searchresearchcitationswebapi