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  3. Hopai
MCP server · RAG

Hopai

by · github.com/alexbojko/hopai

A knowledge graph in the Postgres you already run — multi-hop traversal, mutation, and vector search via recursive CTEs on two plain tables. No graph database, no extension.

Unclaimed knowledge-graphllm-toolsmcppostgresqlpythonsqlalchemyvector-search
InstallView source
34Low

Scored 21 days ago · breakdown

About Hopai

Hopai is an MCP server published by alexbojko in the RAG category: a knowledge graph in the Postgres you already run — multi-hop traversal, mutation, and vector search via recursive CTEs on two plain tables. No graph database, no extension.

The repository has 5 stars and 0 forks, with the last commit 2 months ago. Recent commit activity is the strongest signal that reported issues will get attention.

Install

From source
git clone https://github.com/alexbojko/hopai

This server has no ConduID identity, so agent calls to it are not receipted. Pin the version you install and review the source before granting it credentials.

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Security checks

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Releases

v0.1.0v0.1.0 · 18 Aug 2026[0.1.0](https://github.com/alexbojko/hopai/compare/v0.0.1...v0.1.0) (2026-08-17) ⚠ BREAKING CHANGES drop sqlmodel, declare nodes/edges as plain SQLAlchemy Core tables ([#46](https://github.com/alexbojko/hopai/issues/46)) Features an opt-in…
v0.0.1v0.0.1 · 14 Aug 20260.0.1 (2026-08-14) Features add release-please and PyPI publishing, starting at 0.0.1 ([5f67d3f](https://github.com/alexbojko/hopai/commit/5f67d3fdc9e68b777067c1fcab7f05fee120fdb9)) release-please + PyPI publishing, starting at 0.0.1…
Questions

About Hopai

How do I install Hopai?

No package has been published for this server, so install it from source: clone the repository and follow its README.

Is Hopai safe to use with an AI agent?

Its trust score is 34 out of 100 (low). Conduid hasn't run static security checks on this repository yet, so review the source yourself before granting it credentials. It has no ConduID identity yet, so agent calls to it are not receipted.

Is Hopai still maintained?

Yes — the latest release is v0.1.0 (18 Aug 2026), and the last commit was 2 months ago. The repository has 5 stars.