# Gaspatchio Gaspatchio is an actuarial modelling framework that allows you to build and run actuarial models in pure Python but built for use with LLMs from the ground up. ## Concepts documentation - [Assumption Tables](https://gaspatchio.opioinc.com/concepts/assumptions/index.md) - [Assumption Tables Example](https://gaspatchio.opioinc.com/concepts/assumptions_examples/index.md) - [Intro](https://gaspatchio.opioinc.com/concepts/intro/index.md) - [BYO Python](https://gaspatchio.opioinc.com/concepts/plugins/index.md) - [Polars](https://gaspatchio.opioinc.com/concepts/polars/index.md) ## API - [Actuarial Frame](https://gaspatchio.opioinc.com/api/actuarial_frame/index.md) - [Dates](https://gaspatchio.opioinc.com/api/date/index.md) - [Excel](https://gaspatchio.opioinc.com/api/excel/index.md) - [Strings](https://gaspatchio.opioinc.com/api/string/index.md)