# Metrics

The Metrics page provides aggregated statistics across all tool usage in a project.

- **Token usage** - Total input/output tokens consumed across all tool calls
- **Tool call volume** - Number of tool invocations and their success/failure rates
- **Popular tools** - Which tools are used most frequently
- **Failure patterns** - Which tools have the most errors

## Date range

Filter metrics by time period: last 24 hours, 7 days, or 30 days.

<Callout type="info">
  For programmatic access, see the [API reference](/docs/mcp/observe/insights/api-reference).
</Callout>