Tim Sweeney

Tim Sweeney

Teaching computers to help people

Currently Building

CoreWeave ARIA

Building @ Weights & Biases

An AI research agent embedded in W&B. Talk to your experiments, runs, artifacts, and visualizations in natural language — with the north star of an always-on agent that proposes hypotheses, launches experiments on cloud GPUs, and iterates on your behalf.

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Weave

Lead Maintainer @ Weights & Biases

Open-source observability and evaluation for production agents. Trace, evaluate, and improve AI apps — with sessions, turns, and tools as first-class concepts.

1,000+ Stars 790+ Dependents 100+ Contributors
GitHub Docs

Background

Selected Writing