diff --git a/ui/src/pages/AgentHealth/AgentHealth.tsx b/ui/src/pages/AgentHealth/AgentHealth.tsx
index 6280750f..fd0da9d5 100644
--- a/ui/src/pages/AgentHealth/AgentHealth.tsx
+++ b/ui/src/pages/AgentHealth/AgentHealth.tsx
@@ -2,15 +2,14 @@ import { useState, useMemo, useCallback } from 'react';
 import { useParams, useNavigate } from 'react-router';
 import { ExternalLink, RefreshCw, Pencil } from 'lucide-react';
 import {
-  StatCard, StatusDot, Badge, MonoText, ProgressBar,
-  GroupCard, DataTable, LineChart, EventFeed, DetailPanel,
+  StatCard, StatusDot, Badge, MonoText,
+  GroupCard, DataTable, EventFeed,
   LogViewer, ButtonGroup, SectionHeader, Toggle, useToast,
 } from '@cameleer/design-system';
 import type { Column, FeedEvent, LogEntry, ButtonGroupItem } from '@cameleer/design-system';
 import styles from './AgentHealth.module.css';
 import { useAgents, useAgentEvents } from '../../api/queries/agents';
 import { useApplicationLogs } from '../../api/queries/logs';
-import { useAgentMetrics } from '../../api/queries/agent-metrics';
 import { useApplicationConfig, useUpdateApplicationConfig } from '../../api/queries/commands';
 import type { AgentInstance } from '../../api/types';
 
@@ -96,132 +95,6 @@ function appHealth(group: AppGroup): 'success' | 'warning' | 'error' {
 
 // ── Detail sub-components ────────────────────────────────────────────────────
 
-function AgentOverviewContent({ agent }: { agent: AgentInstance }) {
-  const { data: memMetrics } = useAgentMetrics(
-    agent.id,
-    ['jvm.memory.heap.used', 'jvm.memory.heap.max'],
-    1,
-  );
-  const { data: cpuMetrics } = useAgentMetrics(agent.id, ['jvm.cpu.process'], 1);
-
-  const cpuValue = cpuMetrics?.metrics?.['jvm.cpu.process']?.[0]?.value;
-  const heapUsed = memMetrics?.metrics?.['jvm.memory.heap.used']?.[0]?.value;
-  const heapMax = memMetrics?.metrics?.['jvm.memory.heap.max']?.[0]?.value;
-
-  const heapPercent =
-    heapUsed != null && heapMax != null && heapMax > 0
-      ? Math.round((heapUsed / heapMax) * 100)
-      : undefined;
-  const cpuPercent = cpuValue != null ? Math.round(cpuValue * 100) : undefined;
-
-  const ns = normalizeStatus(agent.status);
-
-  return (
-    <div className={styles.detailContent}>
-      <div className={styles.detailRow}>
-        <span className={styles.detailLabel}>Status</span>
-        <Badge label={agent.status} color={statusColor(ns)} variant="filled" />
-      </div>
-      <div className={styles.detailRow}>
-        <span className={styles.detailLabel}>Application</span>
-        <MonoText size="xs">{agent.application}</MonoText>
-      </div>
-      <div className={styles.detailRow}>
-        <span className={styles.detailLabel}>Uptime</span>
-        <MonoText size="xs">{formatUptime(agent.uptimeSeconds)}</MonoText>
-      </div>
-      <div className={styles.detailRow}>
-        <span className={styles.detailLabel}>Last Seen</span>
-        <MonoText size="xs">{timeAgo(agent.lastHeartbeat)}</MonoText>
-      </div>
-      <div className={styles.detailRow}>
-        <span className={styles.detailLabel}>Throughput</span>
-        <MonoText size="xs">{agent.tps != null ? `${agent.tps.toFixed(1)}/s` : '\u2014'}</MonoText>
-      </div>
-      <div className={styles.detailRow}>
-        <span className={styles.detailLabel}>Errors</span>
-        <MonoText size="xs" className={agent.errorRate ? styles.instanceError : undefined}>
-          {formatErrorRate(agent.errorRate)}
-        </MonoText>
-      </div>
-      <div className={styles.detailRow}>
-        <span className={styles.detailLabel}>Routes</span>
-        <span>{agent.activeRoutes ?? 0}/{agent.totalRoutes ?? 0} active</span>
-      </div>
-      <div className={styles.detailRow}>
-        <span className={styles.detailLabel}>Heap Memory</span>
-        {heapPercent != null ? (
-          <div className={styles.detailProgress}>
-            <ProgressBar
-              value={heapPercent}
-              variant={heapPercent > 85 ? 'error' : heapPercent > 70 ? 'warning' : 'success'}
-              size="sm"
-            />
-            <MonoText size="xs">{heapPercent}%</MonoText>
-          </div>
-        ) : (
-          <MonoText size="xs">N/A</MonoText>
-        )}
-      </div>
-      <div className={styles.detailRow}>
-        <span className={styles.detailLabel}>CPU</span>
-        {cpuPercent != null ? (
-          <div className={styles.detailProgress}>
-            <ProgressBar
-              value={cpuPercent}
-              variant={cpuPercent > 80 ? 'error' : cpuPercent > 60 ? 'warning' : 'success'}
-              size="sm"
-            />
-            <MonoText size="xs">{cpuPercent}%</MonoText>
-          </div>
-        ) : (
-          <MonoText size="xs">N/A</MonoText>
-        )}
-      </div>
-    </div>
-  );
-}
-
-function AgentPerformanceContent({ agent }: { agent: AgentInstance }) {
-  const { data: tpsMetrics } = useAgentMetrics(agent.id, ['cameleer.tps'], 60);
-  const { data: errMetrics } = useAgentMetrics(agent.id, ['cameleer.error.rate'], 60);
-
-  const tpsSeries = useMemo(() => {
-    const raw = tpsMetrics?.metrics?.['cameleer.tps'] ?? [];
-    return [{ label: 'TPS', data: raw.map((p) => ({ x: new Date(p.time), y: p.value })) }];
-  }, [tpsMetrics]);
-
-  const errSeries = useMemo(() => {
-    const raw = errMetrics?.metrics?.['cameleer.error.rate'] ?? [];
-    return [{
-      label: 'Error Rate',
-      data: raw.map((p) => ({ x: new Date(p.time), y: p.value * 100 })),
-      color: 'var(--error)',
-    }];
-  }, [errMetrics]);
-
-  return (
-    <div className={styles.detailContent}>
-      <div className={styles.chartPanel}>
-        <div className={styles.chartTitle}>Throughput (msg/s)</div>
-        {tpsSeries[0].data.length > 0 ? (
-          <LineChart series={tpsSeries} height={160} yLabel="msg/s" />
-        ) : (
-          <div className={styles.emptyChart}>No data available</div>
-        )}
-      </div>
-      <div className={styles.chartPanel}>
-        <div className={styles.chartTitle}>Error Rate (%)</div>
-        {errSeries[0].data.length > 0 ? (
-          <LineChart series={errSeries} height={160} yLabel="%" />
-        ) : (
-          <div className={styles.emptyChart}>No data available</div>
-        )}
-      </div>
-    </div>
-  );
-}
-
 const LOG_LEVEL_ITEMS: ButtonGroupItem[] = [
   { value: 'error', label: 'Error', color: 'var(--error)' },
   { value: 'warn', label: 'Warn', color: 'var(--warning)' },
@@ -301,9 +174,6 @@ export default function AgentHealth() {
     .filter((l) => logLevels.size === 0 || logLevels.has(l.level))
     .filter((l) => !logSearchLower || l.message.toLowerCase().includes(logSearchLower));
 
-  const [selectedInstance, setSelectedInstance] = useState<AgentInstance | null>(null);
-  const [panelOpen, setPanelOpen] = useState(false);
-
   const agentList = agents ?? [];
 
   const groups = useMemo(() => groupByApp(agentList), [agentList]);
@@ -428,26 +298,9 @@ export default function AgentHealth() {
   );
 
   function handleInstanceClick(inst: AgentInstance) {
-    setSelectedInstance(inst);
-    setPanelOpen(true);
+    navigate(`/runtime/${inst.application}/${inst.id}`);
   }
 
-  // Detail panel tabs
-  const detailTabs = selectedInstance
-    ? [
-        {
-          label: 'Overview',
-          value: 'overview',
-          content: <AgentOverviewContent agent={selectedInstance} />,
-        },
-        {
-          label: 'Performance',
-          value: 'performance',
-          content: <AgentPerformanceContent agent={selectedInstance} />,
-        },
-      ]
-    : [];
-
   const isFullWidth = !!appId;
 
   return (
@@ -677,7 +530,6 @@ export default function AgentHealth() {
               columns={instanceColumns}
               data={group.instances}
               onRowClick={handleInstanceClick}
-              selectedId={panelOpen ? selectedInstance?.id : undefined}
               pageSize={50}
               flush
             />
@@ -758,15 +610,6 @@ export default function AgentHealth() {
         </div>
       </div>
 
-      {/* Detail panel — auto-portals to AppShell level via design system */}
-      {selectedInstance && (
-        <DetailPanel
-          open={panelOpen}
-          onClose={() => { setPanelOpen(false); setSelectedInstance(null); }}
-          title={selectedInstance.name ?? selectedInstance.id}
-          tabs={detailTabs}
-        />
-      )}
     </div>
   );
 }