Posts tagged "Copilot Studio"

12 articles on AJ's Tech Notes tagged with Copilot Studio.

  1. Copilot Studio Model Changes: The OpenAI Sub-Processor Switch and What to Check in Your Tenant

    GPT-6 Astra and GPT-5.6 Terra are available in Copilot Studio only when OpenAI is enabled as a sub-processor. A governance checklist for agent owners and tenant admins.

    By Ajith Joseph · Wed Nov 04 2026 · #security #copilot-studio #governance #ai-agents

  2. A Stateless .NET MCP Server for Copilot Studio: Build It, Prove It With curl, Then Connect It

    The smallest stateless ASP.NET Core MCP server Copilot Studio can use, how to prove it with curl before touching the portal, whether an older client still works, and a failure checklist.

    By Ajith Joseph · Sun Nov 01 2026 · #dotnet #copilot-studio #mcp #aspnet-core

  3. Copilot Studio Custom Graders: Write the Rubric Once, Reuse It in Every Evaluation

    Copilot Studio is adding a reusable library of custom graders, generally available November 15, 2026. How to write graders that earn their place and keep the rubric under version control.

    By Ajith Joseph · Fri Oct 30 2026 · #copilot-studio #testing #ai-agents

  4. Copilot Chat Agents in Copilot Studio Reach GA: Topics, Connected Agents and a Real Lifecycle

    Microsoft says the enhanced Copilot Studio support for Copilot Chat agents reaches GA on October 26, 2026. What topics, connected agents, evaluations and lifecycle management change, and what to check first.

    By Ajith Joseph · Thu Oct 29 2026 · #copilot-studio #governance #ai-agents

  5. Standard or GitHub Copilot Harness? A Decision Guide

    Copilot Studio now runs agents on three harnesses. What each is for, the real trade-offs in cost and control, and how to decide, and migrate, without a rewrite for its own sake.

    By Ajith Joseph · Thu Oct 01 2026 · #architecture #copilot-studio #github-copilot #ai-agents

  6. Copilot Studio Credits: Estimate, Cap and Avoid Surprises

    How Copilot Studio credits are billed in October 2026: the rate table, a tested calculator, the enforcement rules, and the controls that stop a prototype from becoming a bill.

    By Ajith Joseph · Thu Oct 01 2026 · #copilot-studio #cost-optimization #governance #copilot-credits

  7. Gate Copilot Studio Releases with the Evaluation API

    Run Copilot Studio agent evaluations from a pipeline with the Power Platform API, then block a release on regressions. A tested gate script, the auth caveats, and the pitfalls.

    By Ajith Joseph · Thu Oct 01 2026 · #copilot-studio #power-platform #testing #ci-cd #ai-agents

  8. Agents Need Identities, Not Shared API Keys: A Least-Privilege Playbook for 2026

    Survey data shows agent adoption outrunning security. How Entra Agent IDs, MCP auth changes, and a deny-by-default tool gate (tested C#) give AI agents least privilege.

    By Ajith Joseph · Tue Sep 29 2026 · #dotnet #security #authentication #copilot-studio #ai-agents

  9. Your Copilot Studio Agent's Model Will Change Under You: A Change-Management Playbook

    Copilot Studio upgrades default models and retires old ones. A tested playbook to pin, evaluate, compare runs, and diff exported results so a model change never surprises you.

    By Ajith Joseph · Tue Sep 29 2026 · #llm #copilot-studio #testing #ai-agents

  10. Putting a Copilot Studio Agent in Front of Customers: A Secure React Embed

    Embed a Copilot Studio agent in a React customer portal securely: a .NET token broker, opaque session handles, safe context passing, and tools that cannot be prompt-injected.

    By Ajith Joseph · Thu Sep 24 2026 · #react #dotnet #security #copilot-studio #ai-agents

  11. A Real Copilot Studio Agent: Wiring a .NET MCP Server to Your Order System

    A real-world Copilot Studio example with working C# code: build an MCP server over an existing order API, connect it as an agent tool, and ship it safely.

    By Ajith Joseph · Tue Sep 22 2026 · #dotnet #csharp #copilot-studio #mcp #ai-agents

  12. Building a Production Copilot Studio Agent in 2026: A Step-by-Step Guide

    A hands-on, step-by-step guide to building, grounding, governing, and shipping a Microsoft Copilot Studio agent on the 2026 GitHub Copilot harness.

    By Ajith Joseph · Tue Sep 22 2026 · #copilot-studio #power-platform #ai-agents