Your AI, in the clear

Understand every
LLM interaction.

Trace agent runs, evaluate responses, and manage prompts in one workspace. Find the failure, test the change, and ship with evidence.

Python & TypeScript SDKs Cloud or self-hosted
lunary / agent trace
ObservabilityExample trace

Every step tells a story.

From the first prompt to the final answer.

An example agent trace in Lunary, with nested model and tool calls, latency, and costsExplore the trace view

Used by teams building AI at

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One workspace. A complete feedback loop.

See what happened.
Make the next response better.

Connect production behavior to the decisions that improve it.

Follow the trace. Find the cause.

Inspect the prompts, model calls, and tool steps behind an agent response. See errors, latency, and costs in context.

Explore LLM observability
An example Lunary agent trace showing nested model calls, a BigQuery tool call, execution times, and costs

Built for the people behind the product

Different roles.
Shared understanding.

Give engineering, product, and platform teams a common view of how your AI is performing.

Fits the stack you already use

Your models.
Your infrastructure.
Your call.

Instrument your application with Python or TypeScript. Connect model calls and agent activity, then choose cloud hosting or a self-hosted deployment.

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Make an informed choice

Good decisions start with a closer look.

Explore all guides

Make your next AI decision an informed one

Start with one trace.
See where it takes you.

Explore Lunary on your own, or walk through your use case with us.