Extrai – An open-source tool to fight LLM randomness in data extraction
A few months ago I was working on a flight search engine that would include pet transport costs (I know a few by hearth but storing them and make the calculations in the UI would be nice) While I was collecting pet pricing from several airlines I strugled to extract data in a common format without hallucinated values. That's when I thought: What if I use multiple LLMs and take the most common response to improve accuracy? This idea became this new project. You provide your documents, an SQLModel schema, an LLM provider, plus what you'd like to extract and Extrai does the rest. Including…
Extrai – An open-source tool to fight LLM randomness in data extraction launched on November 3, 2025 with 5 votes, #4,178 of 9,796 launches that month and more than 75% of that year's launches.
What it does
Structured data extraction with LLM majority vote. Contribute to Telsho/Extrai development by creating an account on GitHub.
extrai extracts data from text documents using LLMs, formatting the output into a given SQLModel and registering it in a database. The library utilizes a Consensus Mechanism to ensure accuracy. It makes the same request multiple times, using the same or different providers, and then selects the values that meet a configured threshold. extrai also has other features, like generating SQLModel s from a prompt and documents, and generating few-shot examples . For complex, nested data, the library offers Hierarchical Extraction , breaking down the extraction into manageable, hierarchical steps. It also includes built-in analytics to monitor performance and output quality. For a complete guide,…from github.com
In the maker’s words, at launch
A few months ago I was working on a flight search engine that would include pet transport costs (I know a few by hearth but storing them and make the calculations in the UI would be nice) While I was collecting pet pricing from several airlines I strugled to extract data in a common format without hallucinated…
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