Claude Code Skills·Claude Skills·The open SKILL.md registry for Claude
ClaudSkills / Engineering / backend

Fastapi Architect

Category: Engineering  ·  Sub-category: backend  ·  Last updated:
lang:pythontype:generatortype:review
Framework-specific delta on rest-api-architect — FastAPI 0.136 on Python 3.14. Feature layout, Pydantic v2 request/response separation, async DI with lifespan, URL-prefix versioning, RFC 7807 errors, in-house OAuth2+JWT or external IdP. Read rest-api-architect first for the cross-cutting REST conventions. Use when scaffolding or reviewing a FastAPI service.
Security AStatic scan found no risk patternsHow grading works ›

From the source SKILL.md

Targets FastAPI 0.136 on Python 3.14. Companion to [python-architect](../../languages/python-architect/SKILL.md) and [sql-architect](../../databases/sql-architect/SKILL.md) (data access via psycopg + .sql files). Implementation skeletons in [RECIPES.md](RECIPES.md); pinned deps in [STACK.md](STACK.md).

What this skill does

Fastapi Architect 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/fastapi-architect/ and loads when your prompt matches the skill's trigger.

When to invoke it: Use when scaffolding or reviewing a FastAPI service.

Who uses this skill

The Fastapi Architect 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 191,000+ 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/fastapi-architect
curl -L https://claudskills.com/skills/fastapi-architect/SKILL.md \
  -o ~/.claude/skills/fastapi-architect/SKILL.md

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

Skills live at ~/.claude/skills/fastapi-architect/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\fastapi-architect\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.

See pricing → Download desktop app

Frequently asked questions

How do I install the Fastapi Architect Claude Code skill?
Install via the ClaudSkills desktop app (one click) or copy SKILL.md from the source repository to ~/.claude/skills/fastapi-architect/SKILL.md and restart Claude Code. Both flows are detailed at claudskills.com/install/.
What does the Fastapi Architect skill do?
Framework-specific delta on rest-api-architect — FastAPI 0.136 on Python 3.14. Feature layout, Pydantic v2 request/response separation, async DI with lifespan, URL-prefix versioning, RFC 7807 errors, in-house OAuth2+JWT or external IdP. Read rest-api-architect first for the cross-cutting REST conventions. Use when scaffolding or reviewing a FastAPI service.
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 Fastapi Architect skill?
Use Fastapi Architect 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 Fastapi Architect" or describe the task and let Claude pick). Browse related skills at /category/engineering/.
What is a Claude Code skill and how does the Fastapi Architect 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. Fastapi Architect 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
ralvarezdev. (2026). Fastapi Architect [Claude Code skill]. ClaudSkills. https://claudskills.com/skills/fastapi-architect/
BibTeX
@misc{fastapi-architect-2026,
  author    = {ralvarezdev},
  title     = {Fastapi Architect [Claude Code skill]},
  year      = {2026},
  publisher = {ClaudSkills},
  url       = {https://claudskills.com/skills/fastapi-architect/}
}

Embed this skill

Promote, attribute, or link this skill from your own README, blog post, or documentation. All three snippets are free to use — no sign-up, no API key. More distribution surfaces →

Badge
[![ClaudSkills](https://claudskills.com/badge/fastapi-architect.svg)](https://claudskills.com/skills/fastapi-architect/?utm_source=badge&utm_medium=readme&utm_campaign=skill_badge)
<script>
<script src="https://claudskills.com/embed/fastapi-architect.js" async></script>
<iframe>
<iframe src="https://claudskills.com/embed/fastapi-architect.html" width="100%" height="160" frameborder="0" loading="lazy" title="ClaudSkills: Fastapi Architect"></iframe>

Security scan

Grade A · scanned 2026-08-25 — free static scan against the OWASP Agentic Skills Top 10.

The scan flagged 1 of 10 categories (filesystem), including lower-severity patterns. Patterns shown inside code fences are weighted as examples rather than instructions — read the grading methodology for what this does and does not guarantee.

Show this grade on your repo (click to copy):

[![Security: A](https://img.shields.io/badge/Security-A-2e7d32)](https://claudskills.com/skills/fastapi-architect/#security)

Free. No spam. Unsubscribe in one click.

More Engineering skills

Browse all Engineering skills in the ClaudSkills registry, or explore these other picks from the same category:

Browse all Engineering skills → Top 100 skills
Part of ClaudSkills — the open registry for Claude Skills & Claude Code Skills.  ·  What's New  ·  Install guide  ·  About  ·  llms.txt

Part of Acreator Store — Adam Lankamer's AI tools: PerfectStudio · Ucaption · UTagger · AutoXPoster · TestYourSkills · AutomationFlows · Au Naturel · Telegram @acreatorstore

Categories

Use cases

Popular tags

Learn

Site