HubSpot evolved its semantic search platform from a proof of concept into a core service handling over 20 billion vectors for more than 38 teams. The infrastructure now underpins key capabilities including agent retrieval, RAG workflows, and contact deduplication. Rising agent adoption has shifted the primary engineering focus toward optimizing retrieval quality and reducing latency at massive scale.
- HubSpot manages 20B+ vectors internally, supporting 38+ teams.
- Semantic search now powers agents, RAG, and contact deduplication.
- Agent growth makes retrieval quality and latency critical priorities.
- Platform scaled from PoC to enterprise-grade internal service.