Instructor
Structured outputs from LLMs using Pydantic
Developer ToolsFree (open-source)★ 9,000Works with OpenClaw
About Instructor
Instructor is a Python library for getting structured, validated outputs from LLMs. It uses Pydantic models to define output schemas and handles retries, streaming, and validation automatically.
Features
Structured output
Pydantic models
Retry logic
Streaming
Multi-provider
The tally
FOR
- +Clean Pydantic integration
- +Automatic validation
- +Retry logic built-in
- +Multi-provider support
- +Well-documented
AGAINST
- −Python only
- −Overhead for simple use cases
- −Learning curve with Pydantic
- −Limited non-text outputs
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