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chdb-sql vs SaturnSQL

chdb-sql is a plugin bundle for AI coding tools published by ClickHouse Inc. Marketplaces we read that list it: 1 (Community GitHub marketplaces). SaturnSQL is an MCP server published by saturnsql.com. Marketplaces we read that list it: 1 (Official MCP Registry). As of our marketplace pass on 2026-10-16. This pair was picked by a reader, not by our comparison rule, so search engines are asked not to index the page.

Where each is published

Where each is published
Marketplacechdb-sqlSaturnSQL
Community marketplace clickhouse/agent-skills Listed
Version: 4.1.0
Forks (GitHub): 38
Stars (GitHub): 548
Not marked · First seen
Not listed
Official MCP Registry Not listed Listed
Version: 1.0.0
No figure published
Not marked · First seen

Each figure is the marketplace's own and is never added up across marketplaces. A marketplace that publishes no figure shows none: no number is not zero.

The facts side by side

chdb-sql vs SaturnSQL
Factchdb-sqlSaturnSQL
Marketplaces that list it11
Stars (GitHub) (differs)548No figure on GitHub
Forks (GitHub) (differs)38No figure on GitHub
Last releaseNot publishedNot published
Where it runs (differs)Installs as a plugin bundleRemote server (mcp.saturnsql.com/mcp)
Transport (differs)Not statedStreamable HTTP
Tools it declaresNot publishedNot published
Environment variables it asks forNot publishedNot published
Licence (differs)Apache-2.0Not stated
Repository (differs)github.com/clickhouse/agent-skillsNot stated
Changes in the last 7 days00
First seen2026-10-112026-10-11
Endpoint at the last check (differs)no remote endpoint we checkResponded 32 h ago, requires a key

Lines where the two differ have a tinted background and bold values. Where the data itself says which value is better (more marketplaces, a larger figure of the same marketplace, a fresher release, a verified mark on a marketplace that lists both), the better one is also marked green with ▲ and the worse one red with ▼. Where it runs, the transport, the tools, the settings, hooks, the bundle's parts, the licence and the week's changes are marked only as different: more or fewer is not better in itself.

What each says it does

chdb-sql

In its own words, on Community GitHub marketplaces:

Embedded ClickHouse SQL engine for Python via chDB — run analytical SQL on parquet/csv/json files, URLs, S3, and remote databases (Postgres, MySQL, MongoDB, ClickHouse Cloud, Iceberg, Delta Lake) with Session for stateful pipelines, parametrized queries, UDFs, and cross-source joins

SaturnSQL

In its own words, on Official MCP Registry:

Query Postgres, MySQL, SQL Server, Oracle, BigQuery, ClickHouse and Redshift from your AI client.

How to run each

chdb-sql As a Claude Code plugin

Claude Code
/plugin marketplace add clickhouse/agent-skills
/plugin install chdb-sql@clickhouse-agent-skills

SaturnSQL As a remote MCP server

Claude Code
claude mcp add --transport http saturnsql https://mcp.saturnsql.com/mcp

Commands built only from what the marketplaces declare; the full set for every client is on each card.

Only SaturnSQL has a remote endpoint we check. How we check endpoints

Tools each declares

Neither one's marketplaces publish a list of tools, so there is nothing to compare.

Settings each asks for

Neither one's marketplaces publish the settings it asks for.

What it can do: chdb-sql · What it can do: SaturnSQL · Compare two other plugins

Data comes from public marketplace files in GitHub repositories of their authors. Data comes from the Official MCP Registry (registry.modelcontextprotocol.io), CC0 1.0. Figures come from our own regular passes over the marketplaces, last read on . We publish no contact details for plugin publishers.

Where the data comes from: how the catalog is built