Exclude unknown providers from usage aggregations

apps/aether-gateway/src/handlers/admin/observability/usage/analytics_routes/aggregation.rs

@@ -163,12 +163,19 @@ pub(super) async fn build_admin_usage_aggregation_stats_response(
         "api_format" => UsageAuditAggregationGroupBy::ApiFormat,
         _ => unreachable!(),
     };
+    let exclude_reserved_provider_labels = matches!(
+        group_by_query,
+        UsageAuditAggregationGroupBy::Model
+            | UsageAuditAggregationGroupBy::Provider
+            | UsageAuditAggregationGroupBy::ApiFormat
+    );
     let usage = state
         .aggregate_usage_audits(&UsageAuditAggregationQuery {
             created_from_unix_secs,
             created_until_unix_secs,
             group_by: group_by_query,
             limit,
+            exclude_reserved_provider_labels,
         })
         .await?;
 

apps/aether-gateway/src/handlers/public/support/dashboard_filters.rs

@@ -780,6 +780,7 @@ async fn dashboard_load_user_counts(
             created_until_unix_secs,
             group_by: UsageAuditAggregationGroupBy::User,
             limit: 10_000,
+            exclude_reserved_provider_labels: false,
         })
         .await?;
     let count = fallback.len() as u64;

apps/aether-gateway/src/tests/control/admin/usage.rs

@@ -528,8 +528,29 @@ async fn gateway_handles_admin_usage_aggregation_stats_locally_with_trusted_admi
     usage_3.endpoint_api_format = Some("claude:messages".to_string());
     usage_3.provider_api_family = Some("claude".to_string());
 
+    let mut unknown_usage = sample_usage_row(
+        "usage-unknown",
+        "req-unknown",
+        Some("user-2"),
+        Some("key-2"),
+        Some("secondary"),
+        "unknow",
+        "gpt-5",
+        "completed",
+        900,
+        300,
+        9.0,
+        10.8,
+        DAY_2_UNIX_SECS,
+    );
+    unknown_usage.provider_id = None;
+    unknown_usage.total_tokens = unknown_usage.input_tokens;
+
     let usage_repository = Arc::new(InMemoryUsageReadRepository::seed(vec![
-        usage_1, usage_2, usage_3,
+        usage_1,
+        usage_2,
+        usage_3,
+        unknown_usage,
     ]));
 
     let gateway = build_router_with_state(