diff --git a/packages/db/src/queries/submissions.ts b/packages/db/src/queries/submissions.ts
index 775e5bf..3b526b9 100644
--- a/packages/db/src/queries/submissions.ts
+++ b/packages/db/src/queries/submissions.ts
@@ -19,7 +19,8 @@ export interface SubmissionVolumeRow {
   datapoints: number;
 }
 
-/** Get unique config submissions with first/latest date and datapoint counts. */
+/** Get unique config submissions with first/latest date and datapoint counts.
+ *  Uses latest_benchmarks (deduplicated: newest per config+conc+isl+osl, no errors). */
 export async function getSubmissionSummary(sql: DbClient): Promise<SubmissionSummaryRow[]> {
   const rows = await sql`
     SELECT
@@ -36,39 +37,34 @@ export async function getSubmissionSummary(sql: DbClient): Promise<SubmissionSum
       c.prefill_ep,
       c.decode_tp,
       c.decode_ep,
-      MIN(br.date)::text AS first_date,
-      MAX(br.date)::text AS latest_date,
-      COUNT(DISTINCT br.date)::int AS run_days,
+      MIN(lb.date)::text AS first_date,
+      MAX(lb.date)::text AS latest_date,
+      COUNT(DISTINCT lb.date)::int AS run_days,
       COUNT(*)::int AS total_datapoints,
-      COUNT(DISTINCT (br.isl, br.osl))::int AS distinct_sequences,
-      COUNT(DISTINCT br.conc)::int AS distinct_concurrencies,
-      MAX(br.conc)::int AS max_concurrency,
-      (ARRAY_AGG(br.image ORDER BY br.date DESC) FILTER (WHERE br.image IS NOT NULL))[1] AS image
-    FROM benchmark_results br
-    JOIN configs c ON c.id = br.config_id
-    JOIN latest_workflow_runs wr ON wr.id = br.workflow_run_id
-    WHERE br.error IS NULL
-      AND wr.conclusion IS NOT NULL
+      COUNT(DISTINCT (lb.isl, lb.osl))::int AS distinct_sequences,
+      COUNT(DISTINCT lb.conc)::int AS distinct_concurrencies,
+      MAX(lb.conc)::int AS max_concurrency,
+      (ARRAY_AGG(lb.image ORDER BY lb.date DESC) FILTER (WHERE lb.image IS NOT NULL))[1] AS image
+    FROM latest_benchmarks lb
+    JOIN configs c ON c.id = lb.config_id
     GROUP BY c.model, c.hardware, c.framework, c.precision, c.spec_method, c.disagg, c.is_multinode, c.num_prefill_gpu, c.num_decode_gpu, c.prefill_tp, c.prefill_ep, c.decode_tp, c.decode_ep
-    ORDER BY MAX(br.date) DESC, COUNT(*) DESC
+    ORDER BY MAX(lb.date) DESC, COUNT(*) DESC
   `;
   return rows as unknown as SubmissionSummaryRow[];
 }
 
-/** Get daily datapoint counts by hardware for volume charts. */
+/** Get daily datapoint counts by hardware for volume charts.
+ *  Uses latest_benchmarks (deduplicated: newest per config+conc+isl+osl, no errors). */
 export async function getSubmissionVolume(sql: DbClient): Promise<SubmissionVolumeRow[]> {
   const rows = await sql`
     SELECT
-      br.date::text,
+      lb.date::text,
       c.hardware,
       COUNT(*)::int AS datapoints
-    FROM benchmark_results br
-    JOIN configs c ON c.id = br.config_id
-    JOIN latest_workflow_runs wr ON wr.id = br.workflow_run_id
-    WHERE br.error IS NULL
-      AND wr.conclusion IS NOT NULL
-    GROUP BY br.date, c.hardware
-    ORDER BY br.date ASC
+    FROM latest_benchmarks lb
+    JOIN configs c ON c.id = lb.config_id
+    GROUP BY lb.date, c.hardware
+    ORDER BY lb.date ASC
   `;
   return rows as unknown as SubmissionVolumeRow[];
 }