--- title: On FastAPI | daily.dev description: FastAPI is a Python web framework that builds on the strengths of Django and Flask while feeling more modern and adhering to certain opinionated principles. It... canonical: https://daily.dev/posts/on-fastapi-hsy6zvkdm twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: On FastAPI | daily.dev og:description: FastAPI is a Python web framework that builds on the strengths of Django and Flask while feeling more modern and adhering to certain opinionated principles. It... og:url: https://daily.dev/posts/on-fastapi-hsy6zvkdm og:image: https://api.daily.dev/og/posts/hSY6ZvkDM.png og:image:alt: On FastAPI og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # On FastAPI **[Planet Python](https://daily.dev/sources/planetpython)** · 4 min read · 32 upvotes · 4 comments ## Summary FastAPI is a Python web framework that builds on the strengths of Django and Flask while feeling more modern and adhering to certain opinionated principles. It has excellent documentation, includes Swagger UI and Redoc out-of-the-box, and heavily depends on Pydantic for data schemas and validation. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Community discussion Top comments from developers on daily.dev. **@ham00d** · 1 upvotes > interesting **@alexterieur** · 0 upvotes > Insightful. **@saif20** · 0 upvotes > nice **@ghost** · 0 upvotes > Personally, I do prefer flask and django, but from what I have see fastAPI is also pretty good. ## Similar posts on daily.dev - [Don’t just attend KubeCon \+ CloudNativeCon, Merge Forward your experience\!](https://daily.dev/posts/don-t-just-attend-kubecon-cloudnativecon-merge-forward-your-experience--l0rpp73x8) · CNCF · 1 upvotes · 0 comments - [Announcing H2 2026 KCDs](https://daily.dev/posts/announcing-h2-2026-kcds-m96goajm1) · CNCF · 1 upvotes · 0 comments - [Two months of Open Community Groups](https://daily.dev/posts/two-months-of-open-community-groups-asf52zhbs) · CNCF · 0 upvotes · 0 comments --- Tags: [#python](https://daily.dev/tags/python), [#openapi](https://daily.dev/tags/openapi), [#fastapi](https://daily.dev/tags/fastapi) [View this post on daily.dev](https://daily.dev/posts/on-fastapi-hsy6zvkdm) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"On FastAPI","url":"https://daily.dev/posts/on-fastapi-hsy6zvkdm","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/on-fastapi-hsy6zvkdm"},"datePublished":"2024-04-28T04:45:29.090Z","dateModified":"2024-05-09T09:30:38.138Z","description":"FastAPI is a Python web framework that builds on the strengths of Django and Flask while feeling more modern and adhering to certain opinionated principles. 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