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Agent Observability

See how your voice agents behave on actual calls. LiveKit Cloud offers detailed traces and logs for each turn in the conversation, including synchronized audio playback and transcripts.

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Documentation
Illustration of isometric grid with Agent Observability elements
End-to-end visibility
Billions calls annually
Up to 1,000 events per minute

Monitor voice agents in production

Inspect, replay, and analyze each session with detailed telemetry and built-in observability tools in LiveKit Cloud.

Turn-by-turn playback

Review each request and function within an agent session, including synchronized audio recordings, transcripts, and traces.

Review each request and function within an agent session, including synchronized audio recordings, transcripts, and traces.

Detailed metrics

Drill into end-to-end latency for your voice agents with detailed stats for LLM TTFT, TTS TTFB, transcription delays, and end-of-turn detection.

Drill into end-to-end latency for your voice agents with detailed stats for LLM TTFT, TTS TTFB, transcription delays, and end-of-turn detection.

Full stack visibility

Review errors, warnings, and debug logs across your agent backend, LiveKit media server, and client for a complete view across the stack.

Review errors, warnings, and debug logs across your agent backend, LiveKit media server, and client for a complete view across the stack.

Recordings & reports

Collect agent metrics and session reports locally, or use LiveKit Egress to export audio and video tracks to a storage service.

Collect agent metrics and session reports locally, or use LiveKit Egress to export audio and video tracks to a storage service.
The LiveKit Platform

Build, run, and observe
agents with LiveKit Cloud

Our end-to-end platform powers enterprise-grade voice AI
for customer support at global scale.

Open AI
Salesforce
Deutsche Telekom
Zocdoc
Coursera
xAI
Headspace
Oracle
Assort Health
Spotify
Explore the full platform

Resources to help you learn and ship

Watch a step-by-step tutorial

Tutorial

Read the announcement blog

Blog

Learn how to match our web agent's latency

Guide

FAQs

How do I get started with Agent Observability?
Sign up for a LiveKit Cloud account, use the LiveKit Agents SDKs or Agent Builder to build an agent, then deploy to LiveKit Cloud using the CLI or with a single click in the dashboard. Once your agent is deployed to LiveKit Cloud, enable Agent Observability at the project level. To learn more, visit our docs.
What events are included in Agent Observability?
Agent Observability in LiveKit Cloud includes transcripts, session traces and metrics, logs, and audio recordings. To learn more, visit our docs.
Where are Agent Observability events and recordings stored? How long are they stored?
We currently support data storage residency for Agent Observability events in the US, with more regions coming soon. Data is stored for 30 days, then automatically deleted from LiveKit Cloud. To learn more, visit our docs.
How much does it cost to use Agent Observability?
Observability events (transcripts, trace spans, and logs) are billed by the event and audio session recordings are billed by the minute. To learn more, visit our pricing page.
How do I enable or disable Agent Observability?
Agent Observability can be enabled or disabled at the project level in LiveKit Cloud. You can also disable recording for individual sessions in your agent code. To learn more, visit our docs.

Ready to build?

Start building a voice AI agent with a free account. Reach out to us if you're interested in custom pricing.

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No credit card required • 1,000 free agent session minutes monthly