azure-sdk-for-rust: Skill for Claude Code

.github/skills/update-rust/SKILL.md

update-rust is a skill for Claude Code, Codex from Azure/azure-sdk-for-rust. It costs 18 tokens per session (318 once invoked), scanned A, original, MIT.

A workflow for updating the stable and nightly Rust toolchain versions pinned by a repository.

In plain words
What is it for?
Updating Rust version files and script shebangs automatically or to explicitly supplied stable and nightly versions.
Why use it?
It keeps the project’s declared Rust versions and related script references aligned with the selected toolchains.

Skill for Claude CodeCodex ✓ vendor

Written for no agent in particular: nothing here depends on one.

This is Azure/azure-sdk-for-rust's own configuration. It tells Claude Code and Codex 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/.github/skills/update-rust/SKILL.md
Clone the repo
git clone --depth 1 https://github.com/Azure/azure-sdk-for-rust

Made for: Claude Code, Codex.

Wrote this? Show the measurements

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agentmods badge for update-rust

README.md
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Your own site
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agentmods 80×15 button for update-rust

Your own site · 80×15
<a href="https://agentmods.dev/skills/azure/azure-sdk-for-rust/update-rust"><img src="https://agentmods.dev/badge/skills/azure/azure-sdk-for-rust/update-rust.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 18 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 318 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe. Third-party audits
  • NVIDIA SkillSpector pass 7 Sept 2026
How audits are shown
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 $0.00018 $0.00318
Opus 5.5 $0.00007 $0.00127
Sonnet 5.5 $0.00004 $0.00064
Haiku 4.5 $0.00002 $0.00032

Measured 1mo ago against content hash a0d8752fe08a, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

update-rust 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/skills/update-rust/SKILL.md · 38 lines

What it actually says

Run eng/scripts/Update-Rust.ps1 to update the pinned Rust toolchain versions.

What the script does

  • Fetches the latest stable Rust version from GitHub (if -Version not specified)
  • Detects a working nightly toolchain date from rustc --version (if -NightlyVersion not specified), advancing day-by-day until rustup can install it
  • Updates rust-toolchain.toml, eng/scripts/Language-Settings.ps1, and eng/scripts/*.rs shebang lines

Parameters

  • -Version — stable channel version (e.g., "1.96.0"); omit to auto-detect from GitHub
  • -NightlyVersion — nightly date (e.g., "2026-05-01" or "nightly-2026-05-01"); omit to auto-detect from rustc --version

Examples

Update both channels automatically:

eng/scripts/Update-Rust.ps1

Update to a specific stable version with auto-detected nightly:

eng/scripts/Update-Rust.ps1 -Version 1.96.0

Update both channels explicitly:

eng/scripts/Update-Rust.ps1 -Version 1.96.0 -NightlyVersion 2026-05-01
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 · 38 lines · 18 tokens per session scan A a0d8752fe08a

Subscribe to this mod's changes

update-rust is a skill published in the GitHub repository Azure/azure-sdk-for-rust (886 stars, last pushed today), licensed MIT. It adds 18 tokens to every session and 318 once invoked, about $0.0001 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.