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structured-output

Use when extracting structured data from LLMs, parsing JSON responses, or enforcing output schemas - unified JSON schema API works across OpenAI, Anthropic, Google, and Ollama with automatic validation and parsing

3starsUpdated 3/19/2026

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Safe(100/100)
Security Score100/100

About structured-output

The 'structured-output' skill facilitates the extraction and validation of structured data from large language models (LLMs). It provides a unified way to define and enforce output formats using JSON schemas, ensuring consistency and accuracy in data extraction tasks. This skill is especially useful when dealing with unstructured content that needs to be parsed into a well-defined structure, making it a vital tool for applications requiring structured data responses such as chatbots, AI assistants, and data extraction systems. It supports various providers, including OpenAI, Anthropic, Google, and Ollama, allowing users to work with different AI models while maintaining compatibility and uniformity in their outputs.

Key features of the 'structured-output' skill include support for defining and validating JSON schemas for structured data, automatic parsing of the LLM responses, and the ability to enforce strict validation rules. The skill's cross-provider compatibility allows seamless integration with multiple LLM providers, enabling users to extract structured data in a standardized way, regardless of the underlying AI model. By using the 'strict' mode, developers can ensure that responses strictly adhere to the defined schema, minimizing errors and improving the reliability of the output. This skill is a crucial asset for developers seeking to standardize their LLM outputs across various platforms while ensuring compliance with predefined data formats.

This skill is ideal for developers working on AI-based systems that require consistent and reliable data extraction. Use cases include building intelligent chatbots that return structured data, creating automated systems for processing unstructured data, and designing AI models that can produce formatted outputs suitable for downstream tasks like database storage or further processing. The 'structured-output' skill can be particularly beneficial in industries such as customer support, data analysis, and automation, where accurate and structured information is key to enhancing the user experience and operational efficiency.

FAQ

How do I install the 'structured-output' skill?

You can install the 'structured-output' skill using either 'uv' or 'pip'. For 'uv', run 'uv add llmring', or for 'pip', run 'pip install llmring'. Additionally, you can install provider SDKs based on your needs, such as 'uv add openai>=1.0' for OpenAI or 'uv add anthropic>=0.67' for Anthropic.

Is the 'structured-output' skill compatible with all LLM providers?

Yes, this skill is compatible with OpenAI, Anthropic, Google Gemini, and Ollama. It supports seamless integration with these providers, ensuring that the structured output works consistently across different LLMs.

What does the 'strict' mode in the 'structured-output' skill do?

The 'strict' mode enforces strict validation of the response against the defined JSON schema. This ensures that the output adheres precisely to the structure and requirements specified in the schema, reducing the risk of errors and mismatched data.

Can I use custom JSON schemas with the 'structured-output' skill?

Yes, you can define custom JSON schemas to specify the expected structure for your LLM's output. This flexibility allows you to tailor the data format to your specific needs, such as extracting personal data, list items, or other structured information.

What are the main use cases for the 'structured-output' skill?

The main use cases include AI systems that require structured data output, such as chatbots, data extraction tools, and any application that needs to parse unstructured content into a predefined format. It is particularly useful in industries like customer support, automation, and data analysis.

Install structured-output

Download and extract the skill files to your .claude/skills/ directory.

Quick Setup:

  1. Copy the skill folder to .claude/skills/
  2. Claude will automatically detect and use the skill

Repository

juanre/llmring