Build industrial-grade LLM applications: one API for every LLM, observability, optimization (prompts, models, etc.), evaluations, and A/B testing — all open source. Turn metrics and human feedback into smarter, faster, and cheaper LLMs. Get started in minutes.






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TensorZero feels like a breath of fresh air for anyone building serious LLM apps.
I’ve been checking out TensorZero lately, and it honestly looks pretty solid