azure-mcp: Instructions file for GitHub Copilot

.github/copilot-instructions.md

azure-mcp copilot-instructions.md is an instructions file for GitHub Copilot from Azure/azure-mcp. It costs 246 tokens per session, scanned A, original, MIT.

Repository instructions for GitHub Copilot covering C# code, build checks, tests, documentation, and pull requests.

In plain words
What is it for?
They guide implementation, local verification, test coverage, spelling checks, changelog updates, and pull-request preparation in the Azure/azure-mcp project.
Why use it?
They give the coding agent project-specific rules, such as which JSON library to use and which commands to run after changes.

Instructions file for GitHub Copilot ✓ vendor

Written for GitHub Copilot: a Copilot instructions file.

This is Azure/azure-mcp's own configuration. It tells GitHub Copilot how to work on azure-mcp itself, so it is not a mod to install elsewhere. Copy it as a starting point and replace the rules that are about this project. Everything azure-mcp configures →

Reuse

Borrowing it

Nothing to install: this file belongs to Azure/azure-mcp. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.

Copy the file
curl -O https://raw.githubusercontent.com/Azure/azure-mcp/main/.github/copilot-instructions.md
Clone the repo
git clone --depth 1 https://github.com/Azure/azure-mcp

Made for: GitHub Copilot.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for azure-mcp copilot-instructions.md

README.md
[![agentmods](https://agentmods.dev/badge/instructions/azure/azure-mcp/copilot-instructions/github.svg)](https://agentmods.dev/instructions/azure/azure-mcp/copilot-instructions)
Your own site
<a href="https://agentmods.dev/instructions/azure/azure-mcp/copilot-instructions"><img src="https://agentmods.dev/badge/instructions/azure/azure-mcp/copilot-instructions/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for azure-mcp copilot-instructions.md

Your own site · 80×15
<a href="https://agentmods.dev/instructions/azure/azure-mcp/copilot-instructions"><img src="https://agentmods.dev/badge/instructions/azure/azure-mcp/copilot-instructions.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 246 This file is loaded in full into every session.
When invoked 246 The same file — it is already loaded in full.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00246 $0.00246
Opus 5.5 $0.00098 $0.00098
Sonnet 5.5 $0.00049 $0.00049
Haiku 4.5 $0.00025 $0.00025

Measured 2mo ago against content hash 70a8de6788c3, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

azure-mcp copilot-instructions.md scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 2mo ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

.github/copilot-instructions.md · 24 lines

What it actually says

Coding Instructions for GitHub Copilot

  • Always use primary constructors in C#
  • Always run dotnet build after making a change
  • Always use System.Text.Json over Newtonsoft
  • Always put new classes and interfaces in separate files
  • Always make members static if they can be
  • All generated code needs to be AOT safe
  • Always review your own code for consistency, maintainability, and testability
  • Always ask for clarifications if the request is ambiguous or lacks sufficient context.

Engineering System

  • Use ./eng/scripts/Build-Local.ps1 -UsePaths -VerifyNpx to verify changes to powershell, c# project files and npm packages
  • Don't run local builds to check pipeline YAML files (e.g., files in eng/pipelines/ with .yml extension)

Pull Request Guidelines

  • Ensure all tests pass
  • Follow the contribution guidelines
  • Include appropriate documentation
  • Include tests that cover your changes
  • Update CHANGELOG.md with your changes
  • Run .\eng\common\spelling\Invoke-Cspell.ps1
Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 2mo ago First seen · 24 lines · 246 tokens per session scan A 70a8de6788c3

Subscribe to this mod's changes

azure-mcp copilot-instructions.md is an instructions file published in the GitHub repository Azure/azure-mcp (1,223 stars, last pushed 9mo ago), licensed MIT. It adds 246 tokens to every session, about $0.0010 per session on Opus 5.5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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