TensorZero

TensorZero is an open-source stack for industrial-grade LLM applications. It unifies an LLM gateway, observability, optimization, evaluations, and experimentation. Founded by experts including a former Rust compiler maintainer and ML researchers from Stanford, CMU, Oxford, and Columbia, the company has raised $7.2M seed funding and is backed by investors from leading open-source and AI projects like ClickHouse and Anthropic. TensorZero enables developers to build, deploy, and manage LLM applications with performance, reliability, and scalability in mind. Based in New York City, the team works collaboratively in a technical-first environment, offering competitive compensation and equity options. The company focuses on open-source innovation and aims to revolutionize LLM engineering through its comprehensive stack and vision for automated learning from real-world experience.