TensorZero

TensorZero is an open-source framework for building production-grade LLM applications. It unifies an LLM gateway, observability, optimization, evaluations, and experimentation.

Category: AI
Funding: VC-backed

Sources, checked Sep 26, 2026. A fact that is missing is one we could not source, not a zero.

Summary: our summary, checked against tensorzero.com
Funding: prnewswire.com — “TensorZero raises $7.3M”

Category is our own classification. Spotted something wrong? Tell us.

Frequently asked questions

What does TensorZero do?

TensorZero is an open-source framework for building production-grade LLM applications. It unifies an LLM gateway, observability, optimization, evaluations, and experimentation.

Where is TensorZero based?

Location for TensorZero has not been disclosed publicly.

How much has TensorZero raised?

TensorZero is vc-backed. We have not verified a funding amount.