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pgvector vs Pinecone(2026)

pgvector is better for teams that need no new infrastructure. Pinecone is the stronger choice if easiest managed option. pgvector is open-source (from $0) and Pinecone is freemium (from $70/mo).

Full feature breakdown, pricing details, and pros & cons below.

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pgvector logo

pgvector

open-source

pgvector adds vector similarity search directly to PostgreSQL — store embeddings alongside your relational data and run nearest-neighbor searches with standard SQL.

Starting at $0

Visit pgvector
Pinecone logo

Pinecone

freemium

Pinecone is a fully managed vector database optimized for AI applications. Store, index, and search high-dimensional embeddings at scale with low latency — no infrastructure to manage.

Starting at $70/mo

Visit Pinecone

How Do pgvector and Pinecone Compare on Features?

FeaturepgvectorPinecone
Pricing modelopen-sourcefreemium
Starting price$0$70/mo
PostgreSQL extension
L2/inner product/cosine distance
IVFFLAT indexing
HNSW indexing
Standard SQL
Works with Supabase/RDS
Exact + ANN search
Fully managed
Serverless option
Metadata filtering
Hybrid search (dense + sparse)
Namespaces
REST API
Python/JS SDKs

pgvector Pros and Cons vs Pinecone

p

pgvector

+No new infrastructure
+Works with existing Postgres
+SQL interface
+Supabase has it built-in
Not as fast as dedicated vector DBs at scale
Limited to Postgres ecosystem
Less filtering flexibility
P

Pinecone

+Easiest managed option
+Excellent performance at scale
+Serverless tier available
+Great documentation
Expensive compared to self-hosted
Vendor lock-in
Limited on free tier

Should You Use pgvector or Pinecone?

Choose pgvector if…

  • No new infrastructure
  • Works with existing Postgres
  • SQL interface

Choose Pinecone if…

  • Easiest managed option
  • Excellent performance at scale
  • Serverless tier available

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