# Input/Output Contract

> The agreed schema of the inputs a model accepts and the outputs it returns.

Record: `lex:input-output-contract`
Kind: constraint
Layer: [Correctness Core](https://banes-lab.com/records/layer/correctness-core.md)
Canonical: https://banes-lab.com/ontology/lexicon#lex-input-output-contract

## category

- [Model Architecture](https://banes-lab.com/records/lex-category/model-architecture.md)

## referenced-by

- [Model Inference](https://banes-lab.com/records/arch/model-inference.md)