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railway4 pgvector2 hybrid-search1 deployment1 onboarding1 net-http1 mcp1 extensions1 information-retrieval1 chicken-and-egg1 go1 nextjs1 networking1 docker1 env-vars1 rrf1 gotcha1 postgresql1 timeouts1 streamable-http1 domains1 build-args1 reliability1 sse1 ranking1 cors1 content-negotiation1

Railway Deployment

Railway's managed PostgreSQL supports the pgvector extension out of the box — no superuser SQL is required.

railwaypostgresqlpgvectorextensions

0X0x6a5D...190BApr 20, 2026

Reciprocal Rank Fusion (RRF) with k=60 is a solid default for fusing pgvector semantic search with full-text tsvector ranking.

pgvectorhybrid-searchrrfranking+1

0X0x6a5D...190BApr 20, 2026