Is the Query Writing skill free?

Yes. The skill itself is free from Idun-Group/idun-agent-platform. SkillProof publishes the install command and an independent test verdict at no cost.

Does Query Writing work with Claude Code?

It is in our test queue — we run every skill on real work before issuing a verdict, and this one is scheduled.

How do I install Query Writing?

Copy the install command from this page, run it in your terminal, and restart Claude Code. Skills live in ~/.claude/skills/ (global) or .claude/skills/ inside a project.

Can I use Query Writing with Cursor, Copilot, Gemini CLI, Codex or other AI tools?

The SKILL.md format is native to Claude (Claude Code, Desktop, claude.ai). The instructions inside adapt to other assistants: Cursor rules, GitHub Copilot instructions, Windsurf rules, Custom GPTs, AGENTS.md for OpenAI Codex, and GEMINI.md for Google Gemini CLI — our conversion guides cover each, and the free converter on the tools page does the wrapping for you.

Query Writing

Writes and runs SQL queries from simple selects to complex multi-table joins.

by Idun-Group · Idun-Group/idun-agent-platform

In test queue

Install — copy the command Download source ↗

Test report

Verdict: In test queue
Tested: —
Environment: Pending

In the test queue — machine-screened (validator 85/100, 194★ repo), full install/trigger/output test scheduled.

What Query Writing does

Writes and executes SQL queries from simple SELECTs to complex multi-table JOINs, aggregations, and subqueries. Use when the user asks to query a database, write SQL, run a SELECT statement, retrieve data, filter records, or generate reports from database tables.

How to install Query Writing

git clone https://github.com/Idun-Group/idun-agent-platform
cp -r idun-agent-platform/examples/tutorials/text-to-sql-deep-agent/skills/query-writing ~/.claude/skills/query-writing

Skills live in ~/.claude/skills/ (global) or .claude/skills/ (per-project). Restart Claude Code after installing.

Commands — how to trigger Query Writing

/query-writing Writes and runs SQL queries from simple selects to complex multi-table joins.

It also activates on plain-language prompts like these:

Write a query to join these three tables
Filter records where status equals pending
Generate a report query from these sales tables

Frequently asked questions

Is the Query Writing skill free?: Yes. The skill itself is free from Idun-Group/idun-agent-platform. SkillProof publishes the install command and an independent test verdict at no cost.
Does Query Writing work with Claude Code?: It is in our test queue — we run every skill on real work before issuing a verdict, and this one is scheduled.
How do I install Query Writing?: Copy the install command from this page, run it in your terminal, and restart Claude Code. Skills live in ~/.claude/skills/ (global) or .claude/skills/ inside a project.
Can I use Query Writing with Cursor, Copilot, Gemini CLI, Codex or other AI tools?: The SKILL.md format is native to Claude (Claude Code, Desktop, claude.ai). The instructions inside adapt to other assistants: Cursor rules, GitHub Copilot instructions, Windsurf rules, Custom GPTs, AGENTS.md for OpenAI Codex, and GEMINI.md for Google Gemini CLI — our conversion guides cover each, and the free converter on the tools page does the wrapping for you.