Samuel Colvin

Samuel Colvin

Samuel Colvin

Pydantic

Bio

Samuel Colvin is a Python and Rust developer and the founder of Pydantic Inc., backed by Sequoia. With over 13 years of software engineering experience, he created Pydantic Validation, an open source library downloaded over 550M times per month and a core dependency of virtually every GenAI Python library. Samuel has also built Pydantic Logfire (developer-first observability), Pydantic AI (agent framework), Pydantic Evals (AI evaluation), and Pydantic AI Gateway (model routing) and Pydantic Monty (a python implementation, in rust, for LLMs to run code without host access). Samuel maintains an active presence in the developer community through GitHub and X (@samuelcolvin), where he shares his work, engages with other developers, and posts his opinionated takes.

Session (1)

Samuel Colvin is the founder and CEO of Pydantic — creator of the most widely-used Python data validation library — who has recently shipped Pydantic AI (an agent framework), Logfire (an AI observability platform), and Monty (a Rust-based minimal Python interpreter purpose-built for sandboxed execution of AI-generated code). Attending his session offers direct insight from someone actively shipping the infrastructure layer that millions of Python AI applications depend on, covering production agent architecture, evaluation loops, and sandboxed code execution.

Recent talks (5)

GitHub

@samuelcolvin

Recent writing (5)

Podcasts & interviews (3)

Public activity researched automatically · as of Jun 2026