VELLUM observability

Track every decision your AI makes

Vellum’s AI observability platform gives you the visibility you need to trust in your AI systems. See exactly how decisions are made and spot when they veer off course - debug, replay, and iterate.

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Let’s open up that black box

Automatically capture every detail of your AI system—its inputs, outputs, cost, and latency. Vellum passively logs every step, ensuring you're prepared for future debugging, auditing, and model distillation efforts.

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Eliminate AI hallucinations for good

Pinpoint where things go wrong with a full stack trace and control flow visualization of your AI system. Complete the feedback loop by adding edge cases to your eval set and iterating until they pass.

Capture end user feedback

Vellum makes it easy to measure your AI’s performance, whether through end-user feedback or by internal subject matter experts. For high-volume use-cases, perform online evals with configurable sample rates on your live traffic.

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Spot trends over time

Get a bird’s eye view of your AI’s performance with visualizations showing cost, latency, quality, and error rates over time. Run A/B tests between releases and easily compare results.

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We sped up AI development by 50% and decoupled updates from releases with Vellum. This allowed us to fix errors instantly without worrying about infrastructure uptime or costs.

Jordan Nemrow

Co-founder and CTO

Vellum has been a game-changer for us. The speed at which we can now iterate and improve our AI-generated content is incredible. It's allowed us to stay ahead of the curve and deliver truly personalized, engaging experiences for our customers.