$4.7 million for a data validation library is hard to understand. Pydantic as it stands will hard to make a business model around. All the examples mentioned in

$4.7 million for a data validation library is hard to understand. Pydantic as it stands will hard to make a business model around. All the examples mentioned in the article are services, not libraries. And pydantic is not so extraordinary that it is very hard to imagine overcoming the inertia of paying for a library for it. Also pydantic itself doesn't lead to any cloud service capability, so they will effectively start from scratch.