testrail-mcp-server: Instructions file for GitHub Copilot

.github/copilot-instructions.md

testrail-mcp-server copilot-instructions.md is an instructions file for GitHub Copilot from janainarocha/testrail-mcp-server. It costs 324 tokens per session, scanned A, original, MIT.

Project guidance for an MCP server that lets AI assistants create and manage TestRail test cases through TestRail's API. It covers the project's structure, technologies, authentication, and development rules.

In plain words
What is it for?
Use it when developing or reviewing this TypeScript/Node.js server, including its TestRail integration, MCP tools, configuration, documentation, and test-case management features.
Why use it?
It gives coding agents the project context and rules needed to change the server consistently and safely. It also explains how the TestRail connection should handle authentication, errors, and rate limits.

Instructions file for GitHub Copilot

Written for GitHub Copilot: a Copilot instructions file.

This is janainarocha/testrail-mcp-server's own configuration. It tells GitHub Copilot how to work on testrail-mcp-server 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 testrail-mcp-server configures →

Reuse

Borrowing it

Nothing to install: this file belongs to janainarocha/testrail-mcp-server. 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/janainarocha/testrail-mcp-server/main/.github/copilot-instructions.md
Clone the repo
git clone --depth 1 https://github.com/janainarocha/testrail-mcp-server

Made for: GitHub Copilot.

Wrote this? Show the measurements

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README.md
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Your own site
<a href="https://agentmods.dev/instructions/janainarocha/testrail-mcp-server/copilot-instructions"><img src="https://agentmods.dev/badge/instructions/janainarocha/testrail-mcp-server/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.

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Your own site · 80×15
<a href="https://agentmods.dev/instructions/janainarocha/testrail-mcp-server/copilot-instructions"><img src="https://agentmods.dev/badge/instructions/janainarocha/testrail-mcp-server/copilot-instructions.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 324 This file is loaded in full into every session.
When invoked 324 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 $0.00324 $0.00324
Opus 5.5 $0.00130 $0.00130
Sonnet 5.5 $0.00065 $0.00065
Haiku 4.5 $0.00032 $0.00032

Measured 1mo ago against content hash 973c09c90415, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

testrail-mcp-server 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 1mo 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 · 43 lines

What it actually says

TestRail MCP Server - Copilot Instructions

Project Overview

This is a Model Context Protocol (MCP) server that enables AI assistants to automatically create test cases in TestRail through the TestRail API. The server provides tools for:

  • Creating test cases with different templates (Text, Steps, Exploratory)
  • Managing projects, sections, and suites
  • Retrieving test case information
  • Handling authentication with TestRail

Key Technologies

  • TypeScript/Node.js for the MCP server
  • TestRail REST API v2
  • Model Context Protocol (MCP) specification
  • HTTP Basic Authentication

Project Structure

  • src/ - TypeScript source files
  • dist/ - Compiled JavaScript output
  • docs/ - Documentation and examples
  • Configuration files for TypeScript, npm, and MCP

Development Guidelines

  • Follow TypeScript strict mode practices
  • Implement proper error handling for API calls
  • Use environment variables for sensitive configuration
  • Provide comprehensive JSDoc documentation
  • Include examples for each MCP tool

TestRail Integration

  • Support for TestRail Cloud and Server instances
  • API key authentication recommended over password
  • Handle rate limiting and error responses
  • Support for custom fields and templates

MCP SDK Reference


Status: ✅ Copilot instructions updated with MCP SDK info

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. 1mo ago First seen · 43 lines · 324 tokens per session scan A 973c09c90415

Subscribe to this mod's changes

testrail-mcp-server copilot-instructions.md is an instructions file published in the GitHub repository janainarocha/testrail-mcp-server (2 stars, last pushed 8mo ago), licensed MIT. It adds 324 tokens to every session, about $0.0013 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 2026-08-31.

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