# Summary

> Demonstrates LLM blocks and extract filter

- Skill: `tools-only/summary` (Agent Skill, multi-file: 3 files)
- Install (CLI): `npx skillmds@latest add tools-only/summary`
- Raw SKILL.md: https://api.skillmd.com/api/skills/tools-only/summary/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: AI & ML
- Author: tools-only (https://skillmd.com/u/tools-only)
- Updated: 2026-09-22
- Page: https://skillmd.com/skills/tools-only/summary

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# Summary Example

Here's some content to work with:

{{ ref('greeting.md').content }}



## Extracted Info

{{ ref('greeting.md') | llm_extract('the main message in one sentence') }}

## LLM-Generated Content

{% llm %}
Given this greeting:
{{ ref('greeting.md').content }}

Write a haiku about being welcomed.
{% endllm %}