diff --git a/packages/cli/src/commands/snapshot.ts b/packages/cli/src/commands/snapshot.ts
index f9158f20a..a05292339 100644
--- a/packages/cli/src/commands/snapshot.ts
+++ b/packages/cli/src/commands/snapshot.ts
@@ -276,17 +276,14 @@ async function captureSnapshots(
       for (let i = 0; i < positions.length; i++) {
         const time = positions[i]!;
 
-        // 30 = runtime's default canonicalFps (not exposed on PlayerAPI)
         await page.evaluate((t: number) => {
           const player = (window as any).__player;
           if (!player) return;
           const safe = Math.max(0, Number(t) || 0);
-          const frame = Math.floor(safe * 30 + 1e-9);
-          const quantized = frame / 30;
           if (typeof player.renderSeek === "function") {
-            player.renderSeek(quantized);
+            player.renderSeek(safe);
           } else if (typeof player.seek === "function") {
-            player.seek(quantized);
+            player.seek(safe);
           }
           if ((window as any).gsap?.ticker?.tick) {
             (window as any).gsap.ticker.tick();
diff --git a/packages/core/src/runtime/init.test.ts b/packages/core/src/runtime/init.test.ts
index 6fd967495..629bf107c 100644
--- a/packages/core/src/runtime/init.test.ts
+++ b/packages/core/src/runtime/init.test.ts
@@ -576,4 +576,52 @@ describe("initSandboxRuntimeModular", () => {
     expect(player?.getTime()).toBeCloseTo(1, 1);
     expect(childTimeline.time()).toBeCloseTo(1, 1);
   });
+
+  it("sets __renderReady only after timeline is bound, not at __playerReady time", async () => {
+    const root = document.createElement("div");
+    root.setAttribute("data-composition-id", "main");
+    root.setAttribute("data-root", "true");
+    root.setAttribute("data-start", "0");
+    root.setAttribute("data-width", "1920");
+    root.setAttribute("data-height", "1080");
+    document.body.appendChild(root);
+
+    (window as Window & { __timelines?: Record<string, RuntimeTimelineLike> }).__timelines = {
+      main: createMockTimeline(10),
+    };
+
+    initSandboxRuntimeModular();
+
+    const win = window as Window & {
+      __playerReady?: boolean;
+      __renderReady?: boolean;
+      __player?: { _timeline: RuntimeTimelineLike | null };
+    };
+
+    expect(win.__playerReady).toBe(true);
+    expect(win.__renderReady).toBe(true);
+    expect(win.__player?._timeline).not.toBeNull();
+  });
+
+  it("does not set __renderReady when no timeline is available", () => {
+    const root = document.createElement("div");
+    root.setAttribute("data-composition-id", "main");
+    root.setAttribute("data-root", "true");
+    root.setAttribute("data-start", "0");
+    root.setAttribute("data-width", "1920");
+    root.setAttribute("data-height", "1080");
+    document.body.appendChild(root);
+
+    (window as Window & { __timelines?: Record<string, RuntimeTimelineLike> }).__timelines = {};
+
+    initSandboxRuntimeModular();
+
+    const win = window as Window & {
+      __playerReady?: boolean;
+      __renderReady?: boolean;
+    };
+
+    expect(win.__playerReady).toBe(true);
+    expect(win.__renderReady).toBeUndefined();
+  });
 });
diff --git a/packages/core/src/runtime/init.ts b/packages/core/src/runtime/init.ts
index 11b84dc22..2f1ab2266 100644
--- a/packages/core/src/runtime/init.ts
+++ b/packages/core/src/runtime/init.ts
@@ -1463,7 +1463,9 @@ export function initSandboxRuntimeModular(): void {
       .finally(() => {
         externalCompositionsReady = true;
         bindRootTimelineIfAvailable();
-        (window as Window & { __renderReady?: boolean }).__renderReady = true;
+        if (state.capturedTimeline) {
+          (window as Window & { __renderReady?: boolean }).__renderReady = true;
+        }
         runAdapters("discover", state.currentTime);
         bindMediaMetadataListeners();
         installAssetFailureDiagnostics();
@@ -1650,9 +1652,10 @@ export function initSandboxRuntimeModular(): void {
       if (bindRootTimelineIfAvailable() && state.capturedTimeline !== prevTimeline) {
         player._timeline = state.capturedTimeline;
       }
-      // Re-run adapters to discover new elements
       runAdapters("discover", state.currentTime);
-      (window as Window & { __renderReady?: boolean }).__renderReady = true;
+      if (state.capturedTimeline) {
+        (window as Window & { __renderReady?: boolean }).__renderReady = true;
+      }
       postTimeline();
       postState(true);
     }, 0);