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Why uvx MCP servers fail with Pydantic 2.14

Why uvx MCP servers fail with Pydantic 2.14

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3 min read
Pydantic + Type Hints: FastAPI’s Secret Weapon 🚀

Pydantic + Type Hints: FastAPI’s Secret Weapon 🚀

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2 min read
Get Reliable JSON from an LLM in Python with Pydantic

Get Reliable JSON from an LLM in Python with Pydantic

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12 min read
How FastAPI turns type hints into a checked, documented API

How FastAPI turns type hints into a checked, documented API

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6 min read
Lotes a Gran Escala: Operaciones Masivas de Alta Velocidad con insert_many en WSQLite

Lotes a Gran Escala: Operaciones Masivas de Alta Velocidad con insert_many en WSQLite

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1 min read
How to Build a Company Data Crawler in Python

How to Build a Company Data Crawler in Python

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1 min read
Restricciones en lenguaje claro: Primary, Unique y Foreign keys con Field.

Restricciones en lenguaje claro: Primary, Unique y Foreign keys con Field.

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1 min read
Constraints in plain English: Primary, Unique & Foreign keys via Field.

Constraints in plain English: Primary, Unique & Foreign keys via Field.

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1 min read
Parsing financial PDFs without chasing 100% accuracy

Parsing financial PDFs without chasing 100% accuracy

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4 min read
Stop prompting for valid JSON: an LLM output layer that does not break

Stop prompting for valid JSON: an LLM output layer that does not break

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6 min read
Your Data Structure Is Too Flexible

Your Data Structure Is Too Flexible

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5 min read
Pydantic AI keeps one growing message list per run — and re-sends the whole thing every step

Pydantic AI keeps one growing message list per run — and re-sends the whole thing every step

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3 min read
Why I Don't Put Tenant-Specific Validation in My FastAPI Endpoints

Why I Don't Put Tenant-Specific Validation in My FastAPI Endpoints

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3 min read
Type-Safe Multi-Tenant Request Validation in FastAPI with Pydantic v2

Type-Safe Multi-Tenant Request Validation in FastAPI with Pydantic v2

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5 min read
FastAPI Pydantic V2 Model Versioning: Evolving API Schemas Without Breaking Multi-Tenant Clients

FastAPI Pydantic V2 Model Versioning: Evolving API Schemas Without Breaking Multi-Tenant Clients

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4 min read
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