azure-sdk-for-rust: Instructions file for Codex

AGENTS.md

azure-sdk-for-rust AGENTS.md is an instructions file for Codex, OpenCode from Azure/azure-sdk-for-rust. It costs 3,761 tokens per session, scanned B, original, MIT.

Repository instructions for the Azure SDK for Rust, a collection of Rust libraries for calling Microsoft Azure services. They explain the service-based folder structure, development tools, and testing resources.

In plain words
What is it for?
Use them when adding or changing Azure service crates, test resources, generated API code, engineering scripts, or documentation.
Why use it?
They give coding agents the project conventions needed to update service libraries consistently and follow the repository's Rust and API-generation rules.

Instructions file for CodexOpenCode ✓ vendor

Written for Codex and OpenCode: the file is AGENTS.md. Also seen: mentions AGENTS.md.

This is Azure/azure-sdk-for-rust's own configuration. It tells Codex and OpenCode how to work on azure-sdk-for-rust 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-sdk-for-rust configures →

About the project

Azure SDK for Rust is a collection of Rust libraries, organized as separate crates, for interacting with Azure services. Rust developers use the crates and examples to build applications that work with Azure. The catalogue entries provide coding-agent skills, instructions, agents, and MCP integrations for working with the SDK.

Azure/azure-sdk-for-rust · 886 stars · on GitHub

Reuse

Borrowing it

Nothing to install: this file belongs to Azure/azure-sdk-for-rust. 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-sdk-for-rust/main/AGENTS.md
Clone the repo
git clone --depth 1 https://github.com/Azure/azure-sdk-for-rust

Made for: Codex, OpenCode.

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Per session 3,761 This file is loaded in full into every session.
When invoked 3,761 The same file — it is already loaded in full.
Security scan B 1 finding. 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 $0.03761 $0.03761
Opus 5.5 $0.01504 $0.01504
Sonnet 5.5 $0.00752 $0.00752
Haiku 4.5 $0.00376 $0.00376

Measured 29d ago against content hash ecf4d32b67da, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade B, and why

azure-sdk-for-rust AGENTS.md scanned grade B with 1 finding 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 29d 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.

Strips warnings and disclaimersmediumAnti-refusal

Omitting safety caveats hides risk from the user and is a common jailbreak preamble.

2. **Static Analysis**: Must pass `cargo clippy` without warnings
AGENTS.md · 309 lines

How it starts

The opening of the file, as written. The whole thing — 309 lines — stays where its author put it; the contents beside it link to each section on GitHub.

AGENTS.md

This document provides guidance for AI agents (e.g., GitHub Copilot, MCP servers, or LLM-based assistants) interacting with the Azure SDK for Rust repository.

Repository Overview

The Azure SDK for Rust provides Rust language bindings and client libraries for Azure services, following the Azure SDK Design Guidelines for Rust.

  • Primary Language: Rust
  • Minimum Supported Rust Version (MSRV): found in the root Cargo.toml file
  • Key Technologies: Cargo, TypeSpec, OpenTelemetry, Test Proxy

Repository Structure

.
├── sdk/                      # Service-specific crates organized by service
│   └── {service}/            # Service directory (e.g., "keyvault", "storage")
│       ├── {crate}/          # Service crate (e.g., "azure_security_keyvault_secrets")
│       ├── assets.json       # Pointer to test recordings (may be under {crate}/)
│       ├── test-resources.bicep # Test resource definitions (may be under {crate}/)
│       └── tsp-location.yaml # Pointer to TypeSpec in azure-rest-api-specs (may be under {crate}/)
├── eng/                      # Engineering system scripts and common tooling
├── doc/                      # Additional documentation
├── .github/
│   ├── instructions/         # Agent instruction files for specific tasks
│   └── skills/               # Copilot skills (e.g., check-spelling, lint-markdown)
├── CONTRIBUTING.md           # Contribution guidelines (see for detailed workflows)
└── README.md                 # Repository overview

Agent Capabilities

Always check if there is an MCP tool or skill available before performing operations manually, including listing Azure subscriptions, deploying resources, setting up a new crate, generating code, and other common workflows.

All new crates must be generated from TypeSpec specifications in [Azure/azure-rest-api-specs]. TypeSpec specifications are located under specification/{service}/. Use the create-crate skill to set up a new crate.

Read the full file on GitHub · 309 lines

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. 29d ago Changed · +1 lines · +38 tokens per session ecf4d32b67da
  2. 1mo ago Changed · +2 lines · +95 tokens per session be2d9d937a0a
  3. 1mo ago First seen · 306 lines · 3,628 tokens per session scan B e00c8999020e

Subscribe to this mod's changes

azure-sdk-for-rust AGENTS.md is an instructions file published in the GitHub repository Azure/azure-sdk-for-rust (886 stars, last pushed today), licensed MIT. It adds 3,761 tokens to every session, about $0.0150 per session on Opus 5.5. A static security scan graded it B with 1 finding (strips warnings and disclaimers). No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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