SMRTR ProgrammingAug 16, 2025Daily.dev

Step-by-Step Guide: Using LangExtract with OpenAI

SMRTR summary

Google's LangExtract is a Python library that converts unstructured text to structured data using LLMs like Gemini and GPT. The guide shows how to install the library, create prompts, define extraction rules, and process text with GPT. Users can extract specific information from text and visualize or export the data as JSONL files. The library offers multi-model support, custom rules, a lightweight interface, traceable outputs, and efficient processing of large datasets.

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