Introduction In a previous post, I detailed the steps for Building a Copilot Agent with Teams Toolkit and Microsoft Graph Plugin to List My ToDo Tasks. However, I encountered issues with the CreateTask function when using an OpenAPI spec generated with Kiota. Upon investigation, I identified the problem as being related to the handling of complex objects, particularly those involving dates. Even after simplifying the object structure, the CreateTask function continued to fail.

Introduction This guide walks you through creating a Copilot agent using Teams Toolkit and Microsoft Graph API. By leveraging OpenAPI specifications, Kiota, and Teams Toolkit, you can build a plugin to interact with Microsoft Graph endpoints. I used the blog post Copilot Graph API QnA Plugin by Franck Cornu as inspiration with some variation to apply it to get my ToDo tasks. Plugins for Copilot agents rely on OpenAPI specifications. While the complete Microsoft Graph OpenAPI specification exists, it is a massive file (34MB) and not practical for performance reasons.

Troubleshooting Copilot Agent Teams Toolkit M365Graph Plugin Issues When building a Copilot agent using Teams Toolkit, you may encounter certain errors that can hinder your progress. This blog post highlights common issues and provides solutions to help you resolve them effectively. Common Issues and Fixes 1. name_for_human Exceeds 20 Characters Issue: You may encounter the following error when the name_for_human field in the ai-plugin.json file exceeds 20 characters: name_for_human in PluginManifestDocument has characters beyond the length 20 that MAY be ignored.