feat(dashboards): Omi TV device-vs-organic funnel row and gateway errors by lane

backend/charts/monitoring/dashboards/general/omi-core-features.json

@@ -3871,6 +3871,116 @@
           ],
           "title": "Rejections by class",
           "type": "timeseries"
+        },
+        {
+          "datasource": {
+            "type": "prometheus",
+            "uid": "prometheus"
+          },
+          "description": "Failed requests per second by lane, largest ten. A lane that fails on low traffic barely shows here, so read this with the error rate panel. Reads a recording rule, so it lags about 5 minutes.",
+          "fieldConfig": {
+            "defaults": {
+              "custom": {
+                "drawStyle": "line",
+                "fillOpacity": 12,
+                "lineWidth": 1,
+                "showPoints": "never",
+                "stacking": {
+                  "group": "A",
+                  "mode": "normal"
+                }
+              },
+              "unit": "ops"
+            },
+            "overrides": []
+          },
+          "gridPos": {
+            "h": 8,
+            "w": 12,
+            "x": 0,
+            "y": 51
+          },
+          "id": 91,
+          "interval": "5m",
+          "options": {
+            "legend": {
+              "displayMode": "list",
+              "placement": "bottom",
+              "showLegend": true
+            },
+            "tooltip": {
+              "mode": "multi",
+              "sort": "desc"
+            }
+          },
+          "targets": [
+            {
+              "datasource": {
+                "type": "prometheus",
+                "uid": "prometheus"
+              },
+              "expr": "topk(10, sum by (lane_id) (lane_outcome:llm_gateway_requests:rate5m_offset5m{outcome=\"error\"}) > 0)",
+              "legendFormat": "{{lane_id}}",
+              "refId": "A"
+            }
+          ],
+          "title": "Gateway errors by lane",
+          "type": "timeseries"
+        },
+        {
+          "datasource": {
+            "type": "prometheus",
+            "uid": "prometheus"
+          },
+          "description": "Share of each lane's requests that failed, for lanes above about 1 request a minute, highest ten. Reads a recording rule, so it lags about 5 minutes.",
+          "fieldConfig": {
+            "defaults": {
+              "custom": {
+                "drawStyle": "line",
+                "fillOpacity": 12,
+                "lineWidth": 1,
+                "showPoints": "never",
+                "stacking": {
+                  "group": "A",
+                  "mode": "none"
+                }
+              },
+              "unit": "percent"
+            },
+            "overrides": []
+          },
+          "gridPos": {
+            "h": 8,
+            "w": 12,
+            "x": 12,
+            "y": 51
+          },
+          "id": 92,
+          "interval": "5m",
+          "options": {
+            "legend": {
+              "displayMode": "list",
+              "placement": "bottom",
+              "showLegend": true
+            },
+            "tooltip": {
+              "mode": "multi",
+              "sort": "desc"
+            }
+          },
+          "targets": [
+            {
+              "datasource": {
+                "type": "prometheus",
+                "uid": "prometheus"
+              },
+              "expr": "topk(10, 100 * sum by (lane_id) (lane_outcome:llm_gateway_requests:rate5m_offset5m{outcome=\"error\"}) / (sum by (lane_id) (lane_outcome:llm_gateway_requests:rate5m_offset5m) > 0.0167) > 0)",
+              "legendFormat": "{{lane_id}}",
+              "refId": "A"
+            }
+          ],
+          "title": "Gateway error rate by lane",
+          "type": "timeseries"
         }
       ],
       "title": "AI responses — the LLM gateway behind chat and extraction",

web/admin/grafana/build_wall_dashboard.py

@@ -69,6 +69,7 @@
 STAT_H = 3
 STRIP_H = 1
 WALL_H = 27
+FUNNEL_H = 9
 # One value size and label size on every stat; sized so the widest value
 # ("10,287", "$72.4K") fits a three-value column at 1440 px.
 STAT_VALUE_SIZE, STAT_LABEL_SIZE = 26, 13
@@ -258,7 +259,7 @@
           "an estimate older than 35 days is marked stale under Margin by plan. ")
 
 
 def columns():
     growth = [
         stat("Growth · active users", USERS + "Weekly, daily and monthly users over the trailing 7 / 1 / 30 complete UTC days (MCP-only included). Change below: relative % vs the prior 7 / 1 / 30 days.",
              [("headline", "wau", "Weekly", "locale", 0), ("headline", "dau", "Daily", "locale", 0),
@@ -588,6 +589,35 @@
     d["noValue"] = "Cohorts still filling"  # an empty frame, not "Cannot visualize data"
 
 
+def funnel_row():
+    """Below the TV's fixed wall: a full-width row reached by scrolling."""
+    proxy = ("Device = paired an Omi within 48 hours of first seen. It is a proxy: a buyer who never paired counts as "
+             "organic, and pairing is itself an early success, so the gap between the two is overstated. ")
+    series_colors = [color("Device", MAGENTA), color("Organic", NEUTRAL)]
+    funnel = chart("Funnel · device vs organic",
+                   proxy + "Latest matured weekly new-user cohort, except Kept, which uses the newest cohort old "
+                   "enough to measure it. Install is not shown because PostHog sees nobody before sign-up; first "
+                   "summary is not shown because it has no event.",
+                   [target("activation", "funnel", [("step", "Step", "string"), ("Device", "Device", "number"),
+                                                    ("Organic", "Organic", "number")])],
+                   unit="percent", decimals=0, kind="barchart", overrides=series_colors,
+                   extra=barchart_options(max_value=100, value_size=13))
+    weekly = chart("Activated · device vs organic",
+                   proxy + "Week-one activation for each matured weekly cohort, dated by its last day.",
+                   [target("activation", "funnelWeekly", [DATE, ("Device", "Device", "number"),
+                                                          ("Organic", "Organic", "number")])],
+                   unit="percent", decimals=0, soft_min=0, time_from="60d", overrides=series_colors)
+    platforms = chart("Funnel by platform",
+                      proxy + "Week-one activation in the latest matured weekly new-user cohort, by the platform users "
+                      "first arrived on, with its size in the label. Small platforms move a lot week to week.",
+                      [target("activation", "funnelPlatforms", [("platform", "Platform", "string"),
+                                                                ("Device", "Device", "number"),
+                                                                ("Organic", "Organic", "number")])],
+                      unit="percent", decimals=0, kind="barchart", overrides=series_colors,
+                      extra=barchart_options(horizontal=True, max_value=100, value_size=13))
+    return [(11, funnel), (7, weekly), (6, platforms)]
+
+
 def build_wall_board():
     panels = []
     for name, items in columns().items():
@@ -602,6 +632,11 @@
             panels.append({**panel, "gridPos": {"x": x, "y": y, "w": w, "h": h}})
             y += h
         assert y == WALL_H, (name, y)  # every column fills the TV exactly, no scroll
+    x = 0
+    for w, panel in funnel_row():
+        panels.append({**panel, "gridPos": {"x": x, "y": WALL_H, "w": w, "h": FUNNEL_H}})
+        x += w
+    assert x == 24
     for i, panel in enumerate(panels, 1):
         panel["id"] = i
     return {"uid": "omi-tv-v2", "title": "Omi TV · v3", "schemaVersion": 39, "version": 1, "timezone": "utc",