Most "load tests" hammer a single endpoint in a tight loop with no think-time, run from one laptop, and report an average response time that makes everyone feel good and predicts nothing. This skill designs a load test you can actually defend in a launch review. It builds a workload model from the real traffic mix, picks the test type that answers your actual question (Will we survive peak? Where do we break? Do we leak under sustained load? Can we absorb a surge?), writes thresholds tied to your SLOs before the run so the test has a pass/fail answer, and produces a runnable script plus a…
Load Test Designer is a community-contributed Claude Code skill in the testing sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/load-test-designer/ and loads when your prompt matches the skill's trigger.
When to invoke it: Use when validating capacity or SLOs before a launch or scaling event, when sizing infrastructure, or when an existing load test reports averages that nobody trusts.
The Load Test Designer 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).
mkdir -p ~/.claude/skills/load-test-designer curl -L https://claudskills.com/skills/load-test-designer/SKILL.md \ -o ~/.claude/skills/load-test-designer/SKILL.md
Or just download SKILL.md directly and drop it into ~/.claude/skills/load-test-designer/. Claude Code auto-discovers it on next session.
Skills live at ~/.claude/skills/load-test-designer/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\load-test-designer\SKILL.md on Windows. See the full install guide for step-by-step instructions.
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 →
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.
For the full experience including quality scoring and one-click install features for each skill — upgrade to Pro.
SKILL.md from the source repository to ~/.claude/skills/load-test-designer/SKILL.md and restart Claude Code. Both flows are detailed at claudskills.com/install/.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. Load Test Designer 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/.If you reference this skill in a blog post, paper, or documentation, you can cite it as:
@misc{load-test-designer-2026,
author = {imtiazrayhan},
title = {Load Test Designer [Claude Code skill]},
year = {2026},
publisher = {ClaudSkills},
url = {https://claudskills.com/skills/load-test-designer/}
}Grade A · scanned 2026-07-23 — free static scan against the OWASP Agentic Skills Top 10.
No risk patterns were found in any of the ten OWASP-aligned categories. How grading works ›
Browse all Engineering skills in the ClaudSkills registry, or explore these other picks from the same category:
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SKILL.md files, not affiliated with, endorsed by, or sponsored by Anthropic.