Vespa
Open source search platform for vectors, tensors, text and structured data, with ranking and model inference at serving time.
Vespa is an open source search platform for vectors, tensors, text and structured data, with ranking and model inference run at serving time. It is installed as a Docker image or as an RPM package. The project’s documentation lives at docs.vespa.ai.
The company that maintains Vespa, Vespa.ai AS, has its headquarters and engineering hub in Trondheim, Norway. Its homepage also links an X account and a newsletter sign-up.
Worth knowing
Vespa Cloud is a managed platform for deploying Vespa applications, offered by the same company beside the open source server. Its free trial runs on usage credits.
Identity
Rendering and deploy
Releases
Adoption
Sources
- 2026-10-28: links
vespa.ai/ - 2026-10-28: links, Written in
github.com/vespa-engine/vespa - 2026-10-28: links, Categories, License
github.com/vespa-engine/vespa/blob/master/README.md - 2026-10-28: First release
blog.vespa.ai/open-sourcing-vespa-yahoos-big-data-processing/ - 2026-10-28: Maintainer, Maintained by
vespa.ai/privacy-policy/ - 2026-10-28: Headquarters
vespa.ai/company/ - 2026-10-28: Runtime
docs.vespa.ai/en/applications/containers.html - 2026-10-28: Runs as
docs.vespa.ai/en/operations/self-managed/config-sentinel.html - 2026-10-28: Install with
docs.vespa.ai/en/operations/self-managed/docker-containers.html - 2026-10-28: Install with
docs.vespa.ai/en/operations/self-managed/build-install.html - 2026-10-28: links
vespa.ai/pricing/ - 2026-10-28: Current major version
api.github.com/repos/vespa-engine/vespa/releases - 2026-10-28: Last release
api.github.com/repos/vespa-engine/vespa/releases/latest - 2026-10-28: GitHub stars
api.github.com/repos/vespa-engine/vespa - 2026-10-28: Contributors
api.github.com/repos/vespa-engine/vespa/contributors?per_page=1