Welcome to Vespa

Serve big data with ease - dynamic responses at any
scale in milliseconds with any traffic volume.

Vespa lets you

  • Select content using sql-like queries and unstructured search
  • Organize all matches to generate data-driven pages
  • Rank matches by handwritten or machine-learned relevance models
  • Write persistent data in real time thousands of times per second per node
  • Grow, shrink and reconfigure clusters while serving and writing

Use Vespa to build

  • Search applications
  • Personalized recommendation
  • Navigation pages computed on demand
  • Realtime data displays - tag clouds, maps, graphs
  • Combinations of all of this