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Pydantic
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Overview
Developed bySamuel Colvin
LicenseMIT License
Open source✓ Open Source
Primary languagePython
Use casedata validation and settings management using Python type annotations
Integrates with
FastAPI
Also see
Alternative to
Marshmallow
Based onPython type hints
Knowledge graph stats
Claims11
Avg confidence93%
Avg freshness99%
Last updatedUpdated 4 days ago
Trust distribution
100% unverified
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Pydantic

product — also known as: Pydantic V2

Data validation library for Python using type annotations

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open source

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true○UnverifiedHighFresh1

pricing model

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Free○UnverifiedHighFresh1

license type

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MIT License○UnverifiedHighFresh1

integrates with

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FastAPI○UnverifiedHighFresh1

developed by

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Samuel Colvin○UnverifiedHighFresh1

based on

ValueTrustConfidenceFreshnessSources
Python type hints○UnverifiedHighFresh1

license

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MIT○UnverifiedHighFresh1

primary use case

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data validation and settings management using Python type annotations○UnverifiedHighFresh1

programming language

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Python○UnverifiedHighFresh1

created by

ValueTrustConfidenceFreshnessSources
Samuel Colvin○UnverifiedHighFresh1

alternative to

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Marshmallow○UnverifiedModerateFresh1

Alternatives & Similar Tools

Marshmallow
alternative to
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Commonly Used With

FastAPI

Related entities

Graph Insights

8 entities depend on Pydantic
FastAPIInstructorPydantic AISQLModel
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Claim count: 11Last updated: 4/5/2026Edit history