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Http Status Codes

Category: Engineering  ·  Sub-category: backend  ·  Last updated:
type:review
Use when choosing, reviewing, correcting, or explaining HTTP response codes for APIs, OpenAPI specs, controllers, middleware, SDK/client retry logic, or error handling. Make sure to use this skill whenever a task touches status-code semantics, especially 400 vs 422, 401 vs 403, 404 vs 410, 405 vs 501, 409 vs 412 vs 428, 429 vs 503, 201 vs 202 vs 204, or redirect behavior like 303 vs 307 vs 308.

From the source SKILL.md

Use this skill for standards-based HTTP status code selection in API and client design. It exists to stop the lazy pattern where every client mistake becomes 400 and every temporary outage becomes 500.

What this skill does

Http Status Codes is a community-contributed Claude Code skill in the backend sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/http-status-codes/ and loads when your prompt matches the skill's trigger.

When to invoke it: Use when choosing, reviewing, correcting, or explaining HTTP response codes for APIs, OpenAPI specs, controllers, middleware, SDK/client retry logic, or error handling. Make sure to use this skill whenever a task touches status-code semantics, especially 400 vs 422, 401 vs 403, 404 vs 410, 405 vs 501, 409 vs 412 vs 428, 429 vs 503, 201 vs 202 vs 204, or redirect behavior like 303 vs 307 vs 308.

Who uses this skill

The Http Status Codes 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 117,000+ 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/http-status-codes
curl -L https://claudskills.com/skills/http-status-codes/SKILL.md \
  -o ~/.claude/skills/http-status-codes/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/http-status-codes/. Claude Code auto-discovers it on next session.

Skills live at ~/.claude/skills/http-status-codes/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\http-status-codes\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 Http Status Codes Claude Code skill?
Install via the ClaudSkills desktop app (one click) or copy SKILL.md from the source repository to ~/.claude/skills/http-status-codes/SKILL.md and restart Claude Code. Both flows are detailed at claudskills.com/install/.
What does the Http Status Codes skill do?
Use when choosing, reviewing, correcting, or explaining HTTP response codes for APIs, OpenAPI specs, controllers, middleware, SDK/client retry logic, or error handling. Make sure to use this skill whenever a task touches status-code semantics, especially 400 vs 422, 401 vs 403, 404 vs 410, 405 vs 501, 409 vs 412 vs 428, 429 vs 503, 201 vs 202 vs 204, or redirect behavior like 303 vs 307 vs 308.
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 Http Status Codes skill?
Use Http Status Codes when your Claude Code task falls under the Engineering category — specifically in the backend 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 Http Status Codes" or describe the task and let Claude pick). Browse related skills at /category/engineering/.
What is a Claude Code skill and how does the Http Status Codes 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. Http Status Codes 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
dekoza. (2026). Http Status Codes [Claude Code skill]. ClaudSkills. https://claudskills.com/skills/http-status-codes/
BibTeX
@misc{http-status-codes-2026,
  author    = {dekoza},
  title     = {Http Status Codes [Claude Code skill]},
  year      = {2026},
  publisher = {ClaudSkills},
  url       = {https://claudskills.com/skills/http-status-codes/}
}

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