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Semantic search with pgvector v1.0.0

Use this resource to set up semantic search or RAG retrieval with pgvector

New

  • 473 downloads
  • 191 likes
  • 198 saves

Free

Install with the CLI

In a terminal, from the folder you want:

npx --yes palatekit@latest install pgvector-semantic-search-setup

With no option, the skill goes to ~/.agents/skills/; add --agent claude-code (or codex, cursor…) to target an agent.

First time: connect the CLI with

npx --yes palatekit@latest login

The agent configures pgvector in PostgreSQL: embedding storage with halfvec, nearest-neighbor queries, HNSW index parameters and binary quantization for very large datasets. It indicates the expected performance for each data size.

Mostly picked by

Updated November 2, 2026

Card for the “Semantic search with pgvector” skill

Details

Works in
Install guides
Generates with
Your agent's model
Licence
Apache-2.0

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What you get

  • SKILL.md: default setup and type rules
  • SKILL.md: HNSW indexes, quantization and performance by size

Good fit for

  • You want to find content by meaning rather than keywords
  • Your knowledge base must feed an AI assistant

Not for

    Tags

    • pgvector
    • embeddings
    • semantic search
    • HNSW

    About

    You say

    “Set up semantic search over our articles using 1536-dimension embeddings.”

    Card for the “Semantic search with pgvector” skill

    Skill published by timescale under the Apache-2.0 license, delivered in its original version.

    Show more

    How to use it

    1. Install the skill in your agent's skills folder
    2. Ask your agent to set up semantic search or RAG retrieval with pgvector
    3. Review and adjust the result

    Content preview

    Files

    • LICENSE9.4 KB
    • NOTICE-PALATEKIT.md0.5 KB
    • SKILL.md15.1 KB

    Origin and licence

    Listed unmodified

    Author
    timescale
    Source
    github.com/timescale/pg-aiguide/tree/5d3b76b5c986693b30753828b404aa66ba34c31a/skills/pgvector-semantic-search
    Licence
    Apache-2.0

    Notice

    « pgvector-semantic-search » (timescale, Apache-2.0) livré dans sa version d'origine : fiche en français et en anglais par PalateKit.

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