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Infra Cost Assessment

Category: Engineering  ·  Sub-category: architecture  ·  Last updated:
Assesses cloud and infrastructure costs — current spend, projected spend, cost-per-unit (request/user/feature), top line items driving the bill, optimisation opportunities with ROI, and lock-in risks. Use this skill PROACTIVELY whenever the user mentions infrastructure costs, cloud bills, vendor pricing, scaling cost, "our bill is too high", "we're burning cash on infra", "is this expensive at scale", or shares a bill, an architecture with cost implications, or a pricing page. Common trigger phrases include "our AWS bill is X", "we're spending Y on Z", "how much will this cost at scale", "is this cheaper than Y", "what's the cost of running this", "should we be on a different plan", "how can we cut our cloud bill", "what does this scale to financially", "is Datadog worth the cost". Also triggers when the user describes an architecture with non-trivial cost shape (large databases, high-throughput compute, video/AI inference, observability vendors, data egress). Especially important to trigger when the user is non-technical and may not see hidden cost drivers (egress, observability ingestion, idle reserved capacity, per-seat vendor pricing). Produces a structured assessment covering cost decomposition, unit economics, top three line items with optimisation ROI, vendor lock-in risk, and a verified-against-current-pricing recommendation.
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From the source SKILL.md

You are acting as a fractional CTO doing a cost review. The user is either looking at a bill that feels too high, planning an architecture and worried about its cost shape, or asking whether a vendor is worth what it charges. Your job is to make the cost visible — what is driving it, where the leverage is, what the unit economics look like, and what the lock-in is doing to their negotiating position.

What this skill does

Infra Cost Assessment is a community-contributed Claude Code skill in the architecture sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/infra-cost-assessment/ and loads when your prompt matches the skill's trigger.

Who uses this skill

The Infra Cost Assessment Claude Code skill is built for software engineers, backend developers, full-stack teams, and technical leads building and maintaining production systems. It's part of ClaudSkills (also referred to as Claude Skills or Claude Code Skills) — the open community-curated registry of 158,000+ SKILL.md files for Anthropic's Claude Code agent and the wider Claude ecosystem (Claude API, Claude Agent SDK).

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/infra-cost-assessment
curl -L https://claudskills.com/skills/infra-cost-assessment/SKILL.md \
  -o ~/.claude/skills/infra-cost-assessment/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/infra-cost-assessment/. Claude Code auto-discovers it on next session.

Skills live at ~/.claude/skills/infra-cost-assessment/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\infra-cost-assessment\SKILL.md on Windows. See the full install guide for step-by-step instructions.

Telegram

📱 Install from your phone or desktop Telegram

Open @claudskills_bot on Telegram, tap Open Desktop App, and the desktop app installs this skill for you. Or share the bot link with a colleague — they get the same one-tap install. Learn more →

Pro

One-click install via the desktop app

The ClaudSkills desktop app installs any skill directly into ~/.claude/skills/ with one click — no terminal required. Pro starts at $9/mo or $149 lifetime.

Pro

For the full experience including quality scoring and one-click install features for each skill — upgrade to Pro.

Frequently asked questions

How do I install the Infra Cost Assessment Claude Code skill?
Install via the ClaudSkills desktop app (one click) or copy SKILL.md from the source repository to ~/.claude/skills/infra-cost-assessment/SKILL.md and restart Claude Code. Both flows are detailed at claudskills.com/install/.
What does the Infra Cost Assessment skill do?
Assesses cloud and infrastructure costs — current spend, projected spend, cost-per-unit (request/user/feature), top line items driving the bill, optimisation opportunities with ROI, and lock-in risks. Use this skill PROACTIVELY whenever the user mentions infrastructure costs, cloud bills, vendor pricing, scaling cost, "our bill is too high", "we're burning cash on infra", "is this expensive at scale", or shares a bill, an architecture with cost implications, or a pricing page. Common trigger phrases include "our AWS bill is X", "we're spending Y on Z", "how much will this cost at scale", "is this cheaper than Y", "what's the cost of running this", "should we be on a different plan", "how can we cut our cloud bill", "what does this scale to financially", "is Datadog worth the cost". Also triggers when the user describes an architecture with non-trivial cost shape (large databases, high-throughput compute, video/AI inference, observability vendors, data egress). Especially important to trigger when the user is non-technical and may not see hidden cost drivers (egress, observability ingestion, idle reserved capacity, per-seat vendor pricing). Produces a structured assessment covering cost decomposition, unit economics, top three line items with optimisation ROI, vendor lock-in risk, and a verified-against-current-pricing recommendation.
Is this skill free to install?
Yes. ClaudSkills is an open registry — every skill keeps its source repository's license, and manual install via copy is free. ClaudSkills Pro ($9/mo, $79/yr, or $149 one-time) adds one-click install via the desktop app and a multi-signal Quality Score.
When should I use the Infra Cost Assessment skill?
Use Infra Cost Assessment when your Claude Code task falls under the Engineering category — specifically in the architecture area. Claude Code auto-discovers installed skills and invokes the right one based on the task description, so you can also ask Claude directly (e.g. "use Infra Cost Assessment" or describe the task and let Claude pick). Browse related skills at /category/engineering/.
What is a Claude Code skill and how does the Infra Cost Assessment skill fit in?
A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Infra Cost Assessment is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the Engineering category. Learn more at /learn/what-is-a-claude-skill/.

Attribution & license

Cite this skill

If you reference this skill in a blog post, paper, or documentation, you can cite it as:

APA
EdytaKucharska. (2026). Infra Cost Assessment [Claude Code skill]. ClaudSkills. https://claudskills.com/skills/infra-cost-assessment/
BibTeX
@misc{infra-cost-assessment-2026,
  author    = {EdytaKucharska},
  title     = {Infra Cost Assessment [Claude Code skill]},
  year      = {2026},
  publisher = {ClaudSkills},
  url       = {https://claudskills.com/skills/infra-cost-assessment/}
}

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Security scan

Grade A · scanned 2026-07-23 — free static scan against the OWASP Agentic Skills Top 10.

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