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

# Observability Overview

> Monitor usage, performance, and errors across assistants, flows, and tools.

## What you can monitor

* **Usage Metrics**: sessions, tokens, telephony
* **Logs**: execution traces, decisions, variables
* **Filtering & Search**: slice data by time, user, assistant, environment
* **Billing**: understand costs and allocation

## Related

* [Usage Metrics](/observability/usage-metrics)
* [Session Logs & Analysis](/observability/logs)
* [Filtering & Search](/observability/filtering)
* [Billing Dashboard](/observability/billing)