diff --git a/internal/cli/server.go b/internal/cli/server.go
index f3adefd..f9ca2a4 100644
--- a/internal/cli/server.go
+++ b/internal/cli/server.go
@@ -182,22 +182,32 @@ func newServerCmd() *cobra.Command {
 				if st := rt.Store(); st != nil {
 					usage = st
 				}
+				// The dashboard's operational charts. llmgw publishes these
+				// metrics; what it cannot do is remember them, so the history
+				// is read back from wherever they were scraped to.
+				//
+				// Built before either copy of the page is registered, and given
+				// to both. The first version built it afterwards and handed it
+				// only to the one on the client port, so the copy an operator
+				// reaches by SSH tunnel — the one on this very listener — had
+				// no charts at all and said nothing about why.
+				var history web.History
+				if h := promq.New(cfg.Monitoring.Prometheus, cfg.Monitoring.Timeout); h != nil {
+					history = h
+					log.Info("dashboard history configured",
+						"prometheus", cfg.Monitoring.Prometheus)
+				}
+				rt.SetHistory(history, cfg.Monitoring.Window)
+
 				adminMux.HandleFunc("GET /", web.Dashboard(
-					api, usage, version.Version, 5*time.Second, true, web.NavExtras{}, log))
+					api, usage, version.Version, 5*time.Second, true,
+					web.NavExtras{History: history, Window: cfg.Monitoring.Window}, log))
 				adminMux.Handle("GET /_static/", web.Static())
 
 				// The same page on the client-facing port at /admin, behind a
 				// session and an admin flag. Handing the router the data rather
 				// than the port keeps pprof where it is.
 				rt.SetClusterView(api, usage)
-				// The dashboard's operational charts. llmgw publishes these
-				// metrics; what it cannot do is remember them, so the history
-				// is read back from wherever they were scraped to.
-				if h := promq.New(cfg.Monitoring.Prometheus, cfg.Monitoring.Timeout); h != nil {
-					rt.SetHistory(h, cfg.Monitoring.Window)
-					log.Info("dashboard history configured",
-						"prometheus", cfg.Monitoring.Prometheus)
-				}
 			}
 
 			// The model mirror, when one is configured. Built here and not at