PAXAL
/api/telemetry-events
Every PostHog event the runtime fires. Sister to /privacy (what we promise) and /api/replay-schema (the local-only export format). Opt out via Settings → Privacy and nothing below leaves the browser.
boot_startno payloadPage mount, before WebGPU probe.
webgpu_probe2 fieldsAfter the WebGPU adapter request resolves (success or fail).
supportedbooleanadapterstring?first_pixel2 fieldsFirst splat-rendered frame after IGNITE.
ttfp_msnumber // time to first pixel, mscache'cold' | 'warm'fps_sample3 fieldsPeriodic median + p95 frame rate sample (5 s window).
fps_p95numberdevice_tier'floor' | 'mid' | 'discrete'gpustringperf_config10 fieldsRenderer perf knobs changed (render scale, alpha clip, etc).
render_scalenumbermin_pixel_sizenumberalpha_clipnumbersplat_budgetnumber // 0 = offhq_shbooleanfogbooleancolor_update_anglenumber // degreesrendererstringmin_splat_contributionnumberradial_sortingbooleanframe_budget_overrun3 fieldsA rAF phase exceeded its budget by > 10%.
phasestringmsnumberbudget_msnumbercache_hit4 fieldsChunk served from OPFS warm cache.
chunk_idstringlod0 | 1 | 2 | 3bytesnumberread_msnumbercache_miss2 fieldsChunk requested but absent from OPFS; falling through to network.
chunk_idstringlod0 | 1 | 2 | 3cache_evicted2 fieldsLRU eviction made room under the 1 GB cap.
chunk_idstringbytesnumberpersist_skipped1 fieldPersist worker dropped a write — quota or backpressure.
reason'backpressure' | 'quota'lod_changed3 fieldsActive LOD for a chunk swapped (motion-aware controller).
chunk_idstringfrom0 | 1 | 2 | 3to0 | 1 | 2 | 3lod_ceiling_changed3 fieldsBandwidth-adaptive LOD ceiling changed (PRD §6.4.2).
from0 | 1 | 2 | 3to0 | 1 | 2 | 3reasonstringcontext_lost1 fieldWebGPU device context loss (rare; reports recovery time).
recovered_msnumber | nullkill_pivot_trigger2 fieldsA PRD §10 kill-pivot threshold tripped.
triggerstringdetailstring?arena_selected1 fieldUser picked an arena on the title screen.
arena_idstringcamera_mode_changed1 fieldC cycled the camera (D1 picker).
mode'chase' | 'hood' | 'top' | 'cinematic'drift_completed3 fieldsA sustained drift event closed (D3 slip-angle model).
duration_msnumberpeak_degnumber // signed peak slip anglescorenumberigniteno payloadUser tapped IGNITE (or resumed via the RESUME chip).
session_end2 fieldsTab hidden or page unloaded.
duration_msnumberreason'unload' | 'hidden'