Most deadly errors arise from obsolete assumptions.

Frank Herbert, Children of Dune

Dex

Dex lets your agent build your analytics.

Explore your data, build models and semantic layers, and keep them in sync as schemas change.

Works with databases, data warehouses, lakehouses, and SQL engine endpoints through supported connectors.

Built by Exmergo

Install

Any agent (run in your terminal):

npx skills add exmergo/dex

Claude Code (run these inside Claude Code, one at a time):

/plugin marketplace add exmergo/exmergo-agent-plugins

/plugin install dex@exmergo

Codex:

npx skills add exmergo/dex --agent codex

Explore your database, data warehouse, or SQL endpoint. Find the tables that matter, understand their structure, and verify how they join. Get column profiles, personal-data flags, and an ER diagram.
Transform your dbt project and semantic layer. Create models, tests, docs, and metrics as reviewable plans, then build and verify on a dev target.
Maintain your models and metrics as sources change. Detect drift in schemas,…