---
title: "An agent tool contract"
description: "How can you define verifiable inputs and outputs for an agent tool?"
status: "coming-soon"
language: "en"
canonical: "https://bulnik.dev/en/articles/topics/T57.02/"
topicId: "T57.02"
---

> Coming soon — this article is being prepared. Below are its question, intended outcome, and place in the story.

## The question

How can you define verifiable inputs and outputs for an agent tool?

## What we will work through

Define verifiable inputs and outputs for an agent tool.

## Before you begin

Previously covered: A model call, a workflow, and an agent.

- [A model call, a workflow, and an agent](/en/articles/topics/T57.01/)