axiom-metrickit-ref
MetricKit API Reference
Complete API reference for collecting field performance metrics and diagnostics using MetricKit.
Overview
MetricKit provides aggregated, on-device performance and diagnostic data from users who opt into sharing analytics. Data is delivered daily (or on-demand in development).
When to Use This Reference
Use this reference when:
- Setting up MetricKit subscriber in your app
- Parsing MXMetricPayload or MXDiagnosticPayload
- Symbolicating MXCallStackTree crash data
- Understanding background exit reasons (jetsam, watchdog)
- Integrating MetricKit with existing crash reporters
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