What is FastAPI?

FastAPI stands out as a modern and rapid web framework tailored for building APIs with Python 3.7 and newer versions, utilizing standard Python type annotations. Its impressive performance is comparable to that of NodeJS and Go, primarily owing to its seamless integration with Starlette and Pydantic. Renowned for being one of the fastest frameworks within the Python landscape, it focuses on minimizing code duplication while offering a wide range of features derived from each parameter declaration. This characteristic positions FastAPI as a superb option for developers aiming for both efficiency and scalability in their API development endeavors. Additionally, its user-friendly design and comprehensive documentation further enhance its appeal to both novice and experienced programmers alike.

Integrations

Offers API?:
Yes, FastAPI provides an API

Screenshots and Video

FastAPI Screenshot 1

Company Facts

Company Name:
FastAPI
Company Website:
fastapi.tiangolo.com/lo/

Product Details

Deployment
SaaS
Training Options
Documentation Hub
Support
Web-Based Support

Product Details

Target Company Sizes
Individual
1-10
11-50
51-200
201-500
501-1000
1001-5000
5001-10000
10001+
Target Organization Types
Mid Size Business
Small Business
Enterprise
Freelance
Nonprofit
Government
Startup
Supported Languages
English

FastAPI Categories and Features

FastAPI Customer Reviews

Write a Review
  • Reviewer Name: A Verified Reviewer
    Position: Developer
    Has used product for: 2+ Years
    Uses the product: Weekly
    Org Size (# of Employees): 26 - 99
    Feature Set
    Layout
    Ease Of Use
    Customer Service
    Would you Recommend to Others?
    1 2 3 4 5 6 7 8 9 10

    Using for years

    Date: Nov 04 2025
    Summary

    Production ready and comes with high performance. It is really good to use this in self-project or production work where speed matters with python unlike DRF.

    Positive

    Good for production and python based startup with it's speed and features.
    Would highly recommend someone who needs a python based framework.

    Negative

    Takes some time in manual configuration and it's type checking may be overwhelming more new developer.

    Read More...
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