> ## Documentation Index
> Fetch the complete documentation index at: https://arize-ax.mintlify.site/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Observe

> Guides for observing and monitoring your LLM and agent applications in production with Arize AX.

Hands-on guides for the **Observe** stage of the AX workflow: monitoring agents and surfacing issues from production traces.

<CardGroup cols={2}>
  <Card title="Online Evals & Monitoring for Agents in Production" href="/ax/cookbooks/observe/arize-+-mosaic-ai-agent-framework">Run online evals and monitor a tool-calling LangGraph agent in production.</Card>
  <Card title="Designing Realtime Guardrails" href="/ax/cookbooks/observe/designing-realtime-guardrails">Decide what to guard at input vs. output and layer guardrails without blocking real users.</Card>
</CardGroup>