azure-storage

azure-storage is a skill for Claude Code from microsoft/skills. It costs 158 tokens per session (1,171 once invoked), scanned A, original, MIT.

A guide for storing files, messages, key-value data, and large datasets in Azure Storage. It covers Blob Storage, SMB file shares, Queue Storage, Table Storage, and Data Lake storage.

In plain words
What is it for?
Use it to list storage accounts, containers, and blobs, upload or download blobs, and decide between hot, cool, cold, and archive storage tiers.
Why use it?
It helps choose the right Azure storage service and access tier for files, backups, asynchronous tasks, simple records, or analytics data.

Skill for Claude Code ✓ vendor

Written for Claude Code: shipped in a Claude Code plugin. Also seen: mentions Claude Code.

Part of the azure plugin — 39 skills shipped together

Good fit Use it to list storage accounts, containers, and blobs, upload or download blobs, and decide between hot, cool, cold, and archive storage tiers.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/microsoft/skills/azure-storage
About the project

microsoft/skills is a collection of skills, custom agents, AGENTS.md templates, plugins, hooks, commands, and MCP configurations that give AI coding agents context for Azure SDK and Microsoft AI Foundry development. Developers use it to install selected domain-specific guidance into coding-agent environments. The catalogue entries are the repository’s own agent resources and supporting configurations.

microsoft/skills · 3,137 stars · on GitHub · microsoft.github.io

Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add microsoft/skills --skill azure-storage
Clone the repo
git clone --depth 1 https://github.com/microsoft/skills

Made for: Claude Code.

Or install azure, the plugin that ships this one along with the rest of its 39 skills.

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-storage

README.md
[![agentmods](https://agentmods.dev/badge/skills/microsoft/skills/azure-storage/github.svg)](https://agentmods.dev/skills/microsoft/skills/azure-storage)
Your own site
<a href="https://agentmods.dev/skills/microsoft/skills/azure-storage"><img src="https://agentmods.dev/badge/skills/microsoft/skills/azure-storage/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-storage

Your own site · 80×15
<a href="https://agentmods.dev/skills/microsoft/skills/azure-storage"><img src="https://agentmods.dev/badge/skills/microsoft/skills/azure-storage.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 158 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,171 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 warn 7 Sept 2026
SkillSpector: 1 finding, up to medium

These are SkillSpector’s own severities. On a checked sample its high-severity flags on skills were ~96% false positives — a documented command, a public API, a “never do X” rule — so we show them as a caution to read, not a verdict. Why →

  • medium Data Exfiltration · line 50
    Data is uploaded to cloud storage (S3 / GCS / Azure Blob). This may be a legitimate backup or exfiltration to an external bucket. Manual review is recommended.
    Fix: Verify the destination bucket is trusted and owned by you. Never upload credentials, secrets, or workspace contents to external or unverified cloud storage.
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 $0.00158 $0.01171
Opus 5.5 $0.00063 $0.00468
Sonnet 5.5 $0.00032 $0.00234
Haiku 4.5 $0.00016 $0.00117

Measured 15d ago against content hash cf527b7c89b5, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

azure-storage 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 15d 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.

Origin

Copies of this mod

4 near-identical copies found in the catalogue:

.github/plugins/azure-skills/skills/azure-storage/SKILL.md · 101 lines

How it starts

The opening of the file, as written. The whole thing — 101 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Azure Storage Services

Services

Service Use When MCP Tools CLI
Blob Storage Objects, files, backups, static content azure__storage az storage blob
File Shares SMB file shares, lift-and-shift - az storage file
Queue Storage Async messaging, task queues - az storage queue
Table Storage NoSQL key-value (consider Cosmos DB) - az storage table
Data Lake Big data analytics, hierarchical namespace - az storage fs

MCP Server (Preferred)

When Azure MCP is enabled:

  • azure__storage with command storage_account_list - List storage accounts
  • azure__storage with command storage_container_list - List containers in account
  • azure__storage with command storage_blob_list - List blobs in container
  • azure__storage with command storage_blob_get - Download blob content
  • azure__storage with command storage_blob_put - Upload blob content

If Azure MCP is not enabled: In Copilot CLI or Claude Code, ask the user to run /mcp and enable Azure MCP; in other hosts, ask the user to enable Azure MCP through the host's MCP configuration.

CLI Fallback

# List storage accounts
az storage account list --output table

# List containers
az storage container list --account-name ACCOUNT --output table

# List blobs
az storage blob list --account-name ACCOUNT --container-name CONTAINER --output table

# Download blob
az storage blob download --account-name ACCOUNT --container-name CONTAINER --name BLOB --file LOCAL_PATH

# Upload blob
az storage blob upload --account-name ACCOUNT --container-name CONTAINER --name BLOB --file LOCAL_PATH

Storage Account Tiers

Tier Use Case Performance
Standard General purpose, backup Milliseconds
Premium Databases, high IOPS Sub-millisecond

Blob Access Tiers

Tier Access Frequency Cost
Hot Frequent Higher storage, lower access
Cool Infrequent (30+ days) Lower storage, higher access
Cold Rare (90+ days) Lower still
Archive Rarely (180+ days) Lowest storage, rehydration required

Read the full file on GitHub · 101 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. 15d ago Changed cf527b7c89b5
  2. 1mo ago First seen · 101 lines · 158 tokens per session scan A a032c55a4414

Subscribe to this mod's changes

azure-storage is a skill published in the GitHub repository microsoft/skills (3,137 stars, last pushed yesterday), licensed MIT. It adds 158 tokens to every session and 1,171 once invoked, about $0.0006 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 2026-09-03.

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