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wren-usage

Automate SQL authoring, MDL generation, and MCP server operations.

Updated Aug 27, 2026
Search Tags:#sql#database-management#data-analytics#mdl#wren-engine#semantic-mdl
One-click install
npx skills add https://github.com/kubeworkz/legible --skill wren-usage-kubeworkz
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: wren-usage
Source: https://github.com/kubeworkz/legible/tree/main/wren-engine/skills/wren-usage
Command: npx skills add https://github.com/kubeworkz/legible --skill wren-usage-kubeworkz

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Wren Usage Guide helps AI agents author SQL, generate semantic MDL models, manage YAML projects, and operate the MCP server, reducing boilerplate and setup friction.

Core Features & Use Cases

  • Delegates tasks to focused sub-skills for SQL authoring, MDL generation, project management, and MCP server operations.
  • Supports connecting to 22+ data sources via MDL modeling layer, enabling end-to-end data workflows.
  • Use cases include writing SQL, generating or updating MDL, saving projects, and starting MCP server.

Quick Start

Install the wren-usage skill and start a Claude Code session, then ask it to write your first SQL query against your connected MDL.

Frequently Asked Questions about wren-usage

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I generate semantic MDL models from existing database schemas?▼

Generating semantic MDL models is automated by delegating schema extraction to the skill's focused sub-skills. It converts your connected database structures into YAML-based MDL projects, reducing manual setup friction.

What is the best way to automate SQL authoring for multiple data sources?▼

The best way to automate SQL authoring is by using a semantic MDL modeling layer to connect to 22+ data sources. The skill guides AI agents to write and debug SQL effortlessly against this unified abstraction.

Does this SQL generation skill work with YAML-based project management?▼

Yes, SQL generation integrates directly with YAML-based projects. The skill manages and saves YAML project files alongside generating MDL and authoring SQL for your connected data sources.

How do I start an MCP server for AI agents using a semantic modeling layer?▼

Starting an MCP server is handled through the skill's structured guidance for setup and operations. It manages MCP server processes across multiple data sources, enabling AI agents to query your MDL models.

Can I use Wren Usage to debug SQL queries against connected MDL models?▼

Yes, you can debug SQL queries against connected MDL models. The skill delegates SQL writing and debugging tasks to focused sub-skills, enabling AI agents to troubleshoot queries efficiently.

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