# Fastapi Coding > Use this skill when building FastAPI applications. Provides FastAPI-specific best practices including project structure, routing with Pydantic models, async database patterns, dependency injection, security, and testing. - Skill: `tomevault-io/fastapi-coding` (Agent Skill, multi-file: 2 files) - Install (CLI): `npx skillmds@latest add tomevault-io/fastapi-coding` - Raw SKILL.md: https://api.skillmd.com/api/skills/tomevault-io/fastapi-coding/raw - Safety review: pending (external: skill-scanner PASS, skillspector PASS) - Works with: Claude Code, Claude.ai, OpenAI Codex - Category: Security - Author: tomevault-io (https://skillmd.com/u/tomevault-io) - Updated: 2026-09-17 - Page: https://skillmd.com/skills/tomevault-io/fastapi-coding --- # FastAPI Coding Standards Comprehensive FastAPI development practices covering project structure, routing, async patterns, database access, security, and testing. ## When to Use This Skill Use this skill when: - Building a new FastAPI application - Structuring FastAPI project folders and routers - Working with Pydantic models for request/response validation - Implementing async database operations with SQLAlchemy - Setting up dependency injection and middleware - Adding security and authentication to FastAPI endpoints - Testing FastAPI applications with pytest ## Reference Routing Table | Reference | Read when you need to… | |-----------|------------------------| | `project-structure.md` | Set up a new FastAPI project — folder organization (routers/, models/, schemas/, services/), app initialization, middleware, API versioning | | `routing-and-models.md` | Create API endpoints — Pydantic models and validators, RORO pattern, OpenAPI documentation | | `async-and-database.md` | Implement database operations — async patterns with SQLAlchemy 2.0+, dependency injection, background tasks, caching | | `security-and-testing.md` | Add auth/authz, error handling, input validation — testing patterns with pytest, observability, logging | --- > Source: [imarios/open-vibes](https://github.com/imarios/open-vibes) — distributed by [TomeVault](https://tomevault.io).