---
title: "Samuel Colvin"
category: "people"
role: "Founder & CEO"
company: "Pydantic"
twitter: "https://x.com/samuelcolvin"
sourceLabels: ["Official speaker roster", "Official conference schedule"]
---
# Samuel Colvin

## Profile
Founder & CEO at [[pydantic|Pydantic]].

- [X / Twitter](https://x.com/samuelcolvin)

## Biography
Samuel Colvin is a Python and Rust developer and the founder of [[pydantic|Pydantic]] Inc., backed by Sequoia. With over 13 years of software engineering experience, he created [[pydantic|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|Pydantic]] Logfire (developer-first observability), [[pydantic|Pydantic]] AI (agent framework), [[pydantic|Pydantic]] Evals (AI evaluation), and [[pydantic|Pydantic]] AI Gateway (model routing) and [[pydantic|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.

## Conference Sessions
- [[2026-06-30-samuel-colvin-your-agent-needs-a-sandbox-not-a-desert]] — Your agent needs a sandbox, not a desert (2026-06-30, 12:05pm-12:25pm)

## Evidence Graph
This evidence graph summarizes how this person appears across the conference source graph: scheduled sessions, linked videos, transcripts, and slide-derived evidence.

### Linked Sessions
- [[2026-06-30-samuel-colvin-your-agent-needs-a-sandbox-not-a-desert|Your agent needs a sandbox, not a desert]]

### Media Signals
- `youtube-bmWZk9vTze0` — 10 slide-derived text signals
- Slide-derived themes for `youtube-bmWZk9vTze0`: query, client, info, table, tool, call, response, await.
- Evidence links for `youtube-bmWZk9vTze0`: [[youtube-bmWZk9vTze0]], [[youtube-bmWZk9vTze0-slides]], [[youtube-bmWZk9vTze0-dense-slides]], [[youtube-bmWZk9vTze0-reconstructed-slides]]