outlines

Generate type-safe structured outputs from natural language using Pydantic models and JSON schemas.

1.0k|117|Updated Feb 26, 2026
One-click install
npx skills add https://github.com/OpenLAIR/dr-claw --skill outlines-openlair
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: outlines
Source: https://github.com/OpenLAIR/dr-claw/tree/main/skills/prompt-engineering/outlines
Command: npx skills add https://github.com/OpenLAIR/dr-claw --skill outlines-openlair

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

Converts free-form prompts into structured, machine-readable outputs by leveraging JSON schemas and Pydantic models, reducing ambiguity and post-processing effort.

Core Features & Use Cases

  • Type-safe outputs: outputs conform to a predefined schema with automatic validation.
  • Local-model compatibility: works with Transformers, vLLM, and llama.cpp without requiring online APIs.
  • Use Cases: data extraction, form processing, and generating API-ready payloads from natural language.

Quick Start

Prompt: Generate a structured JSON output for a given Pydantic model from a natural-language description.

Frequently Asked Questions about outlines

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

FAQPage Schema
How do I generate structured JSON outputs from natural language prompts?

You can generate structured outputs by defining a Pydantic model or JSON schema, then passing it with your natural language prompt to constrain the model's response into validated, type-safe JSON.

Can I use local models like vLLM or llama.cpp for structured prompt generation?

Yes, structured prompt generation fully supports local model backends like Transformers, vLLM, and llama.cpp, enabling type-safe outputs and JSON schema validation without relying on online APIs.

What is the best way to extract data and validate it against a JSON schema?

The best way to extract data and validate it against a JSON schema is to use Pydantic models with CFG-based constraints, which enforce type-safe generation and automatic validation during the extraction process.

Does this approach prevent sensitive data leakage when processing natural language prompts?

Yes, safe prompt handling mechanisms are applied during structured output generation to prevent the leakage of sensitive data when processing natural language inputs.

Why use Pydantic models for generating API-ready payloads from text?

Using Pydantic models for generating API-ready payloads ensures outputs strictly conform to a predefined schema with automatic validation, eliminating ambiguity and reducing post-processing effort.