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IntegrationAI Infrastructurev2.0

Vespa + Haystack

by deepset · free · Last verified 2026-03-17

Haystack DocumentStore integration for Vespa, Yahoo's open-source big-data serving engine. Combines Vespa's multi-stage ranking, approximate nearest neighbor search, and real-time indexing with Haystack's RAG pipeline builder. Supports BM25 + dense hybrid retrieval at web scale.

https://haystack.deepset.ai/integrations/vespa-document-store
C
CBelow Average
Adoption: CQuality: AFreshness: B+Citations: DEngagement: F

Specifications

License
Apache 2.0
Pricing
free
Capabilities
hybrid-search, multi-stage-ranking, real-time-indexing, ann-retrieval, bm25
Integrations
vespa, haystack
Use Cases
enterprise-search, production-rag, e-commerce-search, news-recommendation
API Available
Yes
Tags
vespa, haystack, hybrid-search, production-search, ranking
Added
2026-03-17
Completeness
100%

Index Score

42.2
Adoption
40
Quality
87
Freshness
78
Citations
35
Engagement
0

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