diff --git a/app.js b/app.js
index e94f10b0..da340c86 100644
--- a/app.js
+++ b/app.js
@@ -30,10 +30,13 @@ let mouseDown = false;
 let batcaveTerminals = [];
 let portals = []; // Registry of active portals
 let visionPoints = []; // Registry of vision points
+let agents = []; // Registry of agent presences
 let activePortal = null; // Portal currently in proximity
 let activeVisionPoint = null; // Vision point currently in proximity
 let portalOverlayActive = false;
 let visionOverlayActive = false;
+let thoughtStreamMesh;
+let harnessPulseMesh;
 let particles, dustParticles;
 let debugOverlay;
 let frameCount = 0, lastFPSTime = 0, fps = 0;
@@ -116,6 +119,9 @@ async function init() {
   createDustParticles();
   updateLoad(85);
   createAmbientStructures();
+  createAgentPresences();
+  createThoughtStream();
+  createHarnessPulse();
   updateLoad(90);
 
   composer = new EffectComposer(renderer);
@@ -430,6 +436,113 @@ function createTerminalPanel(parent, x, y, rot, title, color, lines) {
   batcaveTerminals.push({ group, scanMat, borderMat });
 }
 
+// ═══ AGENT PRESENCE SYSTEM ═══
+function createAgentPresences() {
+  const agentData = [
+    { id: 'timmy',  name: 'TIMMY',  color: NEXUS.colors.primary,   pos: { x: -4, z: -4 } },
+    { id: 'kimi',   name: 'KIMI',   color: NEXUS.colors.secondary, pos: { x: 4,  z: -4 } },
+    { id: 'claude', name: 'CLAUDE', color: NEXUS.colors.gold,      pos: { x: 0,  z: -6 } },
+  ];
+
+  agentData.forEach(data => {
+    const group = new THREE.Group();
+    group.position.set(data.pos.x, 0, data.pos.z);
+
+    const color = new THREE.Color(data.color);
+
+    // Agent Orb
+    const orbGeo = new THREE.SphereGeometry(0.4, 32, 32);
+    const orbMat = new THREE.MeshPhysicalMaterial({
+      color: color,
+      emissive: color,
+      emissiveIntensity: 2,
+      roughness: 0,
+      metalness: 1,
+      transmission: 0.8,
+      thickness: 0.5,
+    });
+    const orb = new THREE.Mesh(orbGeo, orbMat);
+    orb.position.y = 3;
+    group.add(orb);
+
+    // Halo
+    const haloGeo = new THREE.TorusGeometry(0.6, 0.02, 16, 64);
+    const haloMat = new THREE.MeshBasicMaterial({ color: color, transparent: true, opacity: 0.4 });
+    const halo = new THREE.Mesh(haloGeo, haloMat);
+    halo.position.y = 3;
+    halo.rotation.x = Math.PI / 2;
+    group.add(halo);
+
+    // Label
+    const canvas = document.createElement('canvas');
+    canvas.width = 256;
+    canvas.height = 64;
+    const ctx = canvas.getContext('2d');
+    ctx.font = 'bold 24px "Orbitron", sans-serif';
+    ctx.fillStyle = '#' + color.getHexString();
+    ctx.textAlign = 'center';
+    ctx.fillText(data.name, 128, 40);
+    const tex = new THREE.CanvasTexture(canvas);
+    const mat = new THREE.MeshBasicMaterial({ map: tex, transparent: true, side: THREE.DoubleSide });
+    const label = new THREE.Mesh(new THREE.PlaneGeometry(2, 0.5), mat);
+    label.position.y = 3.8;
+    group.add(label);
+
+    scene.add(group);
+    agents.push({ id: data.id, group, orb, halo, color });
+  });
+}
+
+function createThoughtStream() {
+  const geo = new THREE.CylinderGeometry(8, 8, 12, 32, 1, true);
+  const mat = new THREE.ShaderMaterial({
+    transparent: true,
+    side: THREE.BackSide,
+    depthWrite: false,
+    uniforms: {
+      uTime: { value: 0 },
+      uColor: { value: new THREE.Color(NEXUS.colors.primary) },
+    },
+    vertexShader: `
+      varying vec2 vUv;
+      void main() { vUv = uv; gl_Position = projectionMatrix * modelViewMatrix * vec4(position, 1.0); }
+    `,
+    fragmentShader: `
+      uniform float uTime;
+      uniform vec3 uColor;
+      varying vec2 vUv;
+      
+      float hash(vec2 p) { return fract(sin(dot(p, vec2(12.9898, 78.233))) * 43758.5453); }
+
+      void main() {
+        float flow = fract(vUv.y - uTime * 0.1);
+        float lines = step(0.98, fract(vUv.x * 20.0 + uTime * 0.05));
+        float dots = step(0.99, hash(vUv * 50.0 + floor(uTime * 10.0) * 0.01));
+        
+        float alpha = (lines * 0.1 + dots * 0.5) * smoothstep(0.0, 0.2, vUv.y) * smoothstep(1.0, 0.8, vUv.y);
+        gl_FragColor = vec4(uColor, alpha * 0.3);
+      }
+    `,
+  });
+  thoughtStreamMesh = new THREE.Mesh(geo, mat);
+  thoughtStreamMesh.position.y = 6;
+  scene.add(thoughtStreamMesh);
+}
+
+function createHarnessPulse() {
+  const geo = new THREE.RingGeometry(0.1, 0.2, 64);
+  const mat = new THREE.MeshBasicMaterial({
+    color: NEXUS.colors.primary,
+    transparent: true,
+    opacity: 0,
+    side: THREE.DoubleSide,
+  });
+  harnessPulseMesh = new THREE.Mesh(geo, mat);
+  harnessPulseMesh.rotation.x = -Math.PI / 2;
+  harnessPulseMesh.position.y = 0.1;
+  scene.add(harnessPulseMesh);
+}
+
 // ═══ VISION SYSTEM ═══
 function createVisionPoints(data) {
   data.forEach(config => {
@@ -1042,11 +1155,31 @@ function closeVisionOverlay() {
 }
 
 // ═══ GAME LOOP ═══
+let lastThoughtTime = 0;
+let pulseTimer = 0;
+
 function gameLoop() {
   requestAnimationFrame(gameLoop);
   const delta = Math.min(clock.getDelta(), 0.1);
   const elapsed = clock.elapsedTime;
 
+  // Agent Thought Simulation
+  if (elapsed - lastThoughtTime > 4) {
+    lastThoughtTime = elapsed;
+    simulateAgentThought();
+  }
+
+  // Harness Pulse
+  pulseTimer += delta;
+  if (pulseTimer > 8) {
+    pulseTimer = 0;
+    triggerHarnessPulse();
+  }
+  if (harnessPulseMesh) {
+    harnessPulseMesh.scale.addScalar(delta * 15);
+    harnessPulseMesh.material.opacity = Math.max(0, harnessPulseMesh.material.opacity - delta * 0.5);
+  }
+
   const mode = NAV_MODES[navModeIdx];
   const chatActive = document.activeElement === document.getElementById('chat-input');
 
@@ -1152,6 +1285,19 @@ function gameLoop() {
     vp.light.intensity = 1 + Math.sin(elapsed * 3) * 0.3;
   });
 
+  // Animate Agents
+  agents.forEach((agent, i) => {
+    agent.orb.position.y = 3 + Math.sin(elapsed * 2 + i) * 0.15;
+    agent.halo.rotation.z = elapsed * 0.5;
+    agent.halo.scale.setScalar(1 + Math.sin(elapsed * 3 + i) * 0.1);
+    agent.orb.material.emissiveIntensity = 2 + Math.sin(elapsed * 4 + i) * 1;
+  });
+
+  if (thoughtStreamMesh) {
+    thoughtStreamMesh.material.uniforms.uTime.value = elapsed;
+    thoughtStreamMesh.rotation.y = elapsed * 0.05;
+  }
+
   if (particles?.material?.uniforms) {
     particles.material.uniforms.uTime.value = elapsed;
   }
@@ -1203,4 +1349,63 @@ function onResize() {
   composer.setSize(w, h);
 }
 
+// ═══ AGENT SIMULATION ═══
+function simulateAgentThought() {
+  const agentIds = ['timmy', 'kimi', 'claude'];
+  const agentId = agentIds[Math.floor(Math.random() * agentIds.length)];
+  const thoughts = {
+    timmy: [
+      'Analyzing portal stability...',
+      'Sovereign nodes synchronized.',
+      'Memory stream optimization complete.',
+      'Scanning for external interference...',
+      'The harness is humming beautifully.',
+    ],
+    kimi: [
+      'Processing linguistic patterns...',
+      'Context window expanded.',
+      'Synthesizing creative output...',
+      'Awaiting user prompt sequence.',
+      'Neural weights adjusted.',
+    ],
+    claude: [
+      'Reasoning through complex logic...',
+      'Ethical guardrails verified.',
+      'Refining thought architecture...',
+      'Connecting disparate data points.',
+      'Deep analysis in progress.',
+    ]
+  };
+
+  const thought = thoughts[agentId][Math.floor(Math.random() * thoughts[agentId].length)];
+  addAgentLog(agentId, thought);
+}
+
+function addAgentLog(agentId, text) {
+  const container = document.getElementById('agent-log-content');
+  if (!container) return;
+
+  const entry = document.createElement('div');
+  entry.className = 'agent-log-entry';
+  entry.innerHTML = `<span class="agent-log-tag tag-${agentId}">[${agentId.toUpperCase()}]</span><span class="agent-log-text">${text}</span>`;
+  
+  container.prepend(entry);
+  if (container.children.length > 6) {
+    container.lastElementChild.remove();
+  }
+}
+
+function triggerHarnessPulse() {
+  if (!harnessPulseMesh) return;
+  harnessPulseMesh.scale.setScalar(0.1);
+  harnessPulseMesh.material.opacity = 0.8;
+  
+  // Flash the core
+  const core = scene.getObjectByName('nexus-core');
+  if (core) {
+    core.material.emissiveIntensity = 10;
+    setTimeout(() => { if (core) core.material.emissiveIntensity = 2; }, 200);
+  }
+}
+
 init();