Summary
In this episode of the AI Engineering Podcast, Aman Agarwal, creator of OpenLit, discusses the operational foundations required to run LLM-powered applications in production. He highlights common early blind spots teams face, including opaque model behavior, runaway token costs, and brittle prompt management, emphasizing that strong observability and cost tracking must be established before an MVP ships. Aman explains how OpenLit leverages OpenTelemetry for vendor-neutral tracing across models, tools, and data stores, and introduces features such as prompt and secret management with versioning, evaluation workflows (including LLM-as-a-judge), and fleet management for OpenTelemetry collectors. The conversation covers experimentation patterns, strategies to avoid vendor lock-in, and how detailed stepwise traces reshape system design and debugging. Aman also shares recent advancements like a Kubernetes operator for zero-code instrumentation, multi-database configurations for environment isolation, and integrations with platforms such as Grafana and Dash0. They conclude by discussing lessons learned from building in the open, prioritizing reliability, developer experience, and data security, and preview future work on context management and closing the loop from experimentation to prompt/dataset improvements.

Announcements

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Your host is Tobias Macey and today I'm interviewing Aman Agarwal about the operational investments that are necessary to ensure you get the most out of your AI models

Interview

Introduction
How did you get involved in the area of AI/data management?
Can you start by giving your assessment of the main blind spots that are common in the existing AI application patterns?
As teams adopt agentic architectures, how common is it to fall prey to those same blind spots?
There are numerous tools/services available now focused on various elements of "LLMOps". What are the major components necessary for a minimum viable operational platform for LLMs?
There are several areas of overlap, as well as disjoint features, in the ecosystem of tools (both open source and commercial). How do you advise teams to navigate the selection process? (point solutions vs. integrated tools, and handling frameworks with only partial overlap)
Can you describe what OpenLit is and the story behind it?
How would you characterize the feature set and focus of OpenLit compared to what you view as the "major players"?
Once you have invested in a platform like OpenLit, how does that change the overall development workflow for the lifecycle of AI/agentic applications?
What are the most complex/challenging elements of change management for LLM-powered systems? (e.g. prompt tuning, model changes, data changes, etc.)
How can the information collected in OpenLit be used to develop a self-improvement flywheel for agentic systems?
Can you describe the architecture and implementation of OpenLit?
How have the scope and goals of the project changed since you started working on it?
Given the foundational aspects of the project that you have built, what are some of the adjacent capabilities that OpenLit is situated to expand into?
What are the sharp edges and blind spots that are still challenging even when you have OpenLit or similar integrated?
What are the most interesting, innovative, or unexpected ways that you have seen OpenLit used?
What are the most interesting, unexpected, or challenging lessons that you have learned while working on OpenLit?
When is OpenLit the wrong choice?
What do you have planned for the future of OpenLit?

Contact Info

Parting Question

From your perspective, what is the biggest gap in the tooling or technology for data/AI management today?

Closing Announcements

Thank you for listening! Don't forget to check out our other shows. The Data Engineering Podcast covers the latest on modern data management. Podcast.__init__ covers the Python language, its community, and the innovative ways it is being used.
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Links

The intro and outro music is from Hitman's Lovesong feat. Paola Graziano by The Freak Fandango Orchestra/CC BY-SA 3.0

From Blind Spots to Observability: Operationalizing LLM Apps with OpenLit

AI Engineering Podcast

Model selection, cost, and observability

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