structured-output-extractor

Extract typed JSON data from unstructured LLM outputs using Zod validation.

Updated Jan 21, 2026
One-click install
npx skills add https://github.com/vecear/Nipponverb --skill structured-output-extractor-vecear
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: structured-output-extractor
Source: https://github.com/vecear/Nipponverb/tree/main/.claude/skills/structured-output-extractor
Command: npx skills add https://github.com/vecear/Nipponverb --skill structured-output-extractor-vecear

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Unstructured outputs from LLMs often require manual parsing; this Skill extracts structured, typed data using JSON schemas and Zod validation, ensuring reliable downstream consumption.

Core Features & Use Cases

  • JSON schema-driven extraction with Zod validation
  • Flexible methods: function calling or prompting
  • Robust error handling with retries and validation
  • End-to-end data extraction for LLM outputs, transcripts, and docs

Quick Start

Provide a sample input and request a typed JSON output that conforms to your schema.

Frequently Asked Questions about structured-output-extractor

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

FAQPage Schema
How do I extract structured JSON data from unstructured LLM outputs?

Extract structured JSON data from unstructured LLM outputs by applying JSON schema definitions with Zod validation, ensuring reliable downstream consumption. This handles transcripts, logs, and documents requiring strict schema parsing.

What is the best way to validate typed LLM responses using Zod schemas?

Validating typed LLM responses using Zod schemas involves applying JSON schema-driven extraction to parse unstructured text. This process ensures strict type conformity and provides robust error handling with retries for invalid formats.

Can I use function calling to get typed JSON from LLM transcripts and logs?

Yes, you can use function calling to get typed JSON from LLM transcripts and logs. This Skill supports flexible extraction methods, allowing you to choose between function calling or structured prompting for reliable data retrieval.

How do I handle parsing errors when extracting structured data from LLM-generated text?

Handle parsing errors when extracting structured data through built-in robust error handling and validation retries. If an LLM output fails Zod schema validation, the system automatically retries to ensure accurate typed data extraction.

When do I need structured prompting versus function calling for LLM data extraction?

You need structured prompting versus function calling for LLM data extraction depending on your API capabilities. Both methods are supported to apply JSON schema definitions, allowing flexible extraction when function calling is unavailable.

Does Zod validation work with raw LLM outputs that contain mixed text and JSON?

Yes, Zod validation works with raw LLM outputs containing mixed text and JSON by applying schema-driven extraction. It isolates and parses the required structured data from unstructured transcripts, logs, and documents for reliable use.