From a0e23644813c1e255beb0f11d3185f08d3d11bb2 Mon Sep 17 00:00:00 2001
From: mawkone <mark@getacquired.com>
Date: Mon, 15 Jun 2026 11:50:35 -0700
Subject: [PATCH] Store thinking events in message timeline

---
 vibn-frontend/app/api/chat/route.ts | 22 ++++++++++++++--------
 1 file changed, 14 insertions(+), 8 deletions(-)

diff --git a/vibn-frontend/app/api/chat/route.ts b/vibn-frontend/app/api/chat/route.ts
index 271491b..ece1aab 100644
--- a/vibn-frontend/app/api/chat/route.ts
+++ b/vibn-frontend/app/api/chat/route.ts
@@ -1212,10 +1212,20 @@ export async function POST(request: Request) {
             return;
           }
 
+          // Stream the model's reasoning narration as a separate SSE
+          // event type. We pay for thinking tokens whether or not we
+          // ask for them, so making them visible is free transparency
+          // — and it cures the "tool tray with no narrative" feel.
+          if (resp.thoughts) {
+            assistantTimeline.push({ kind: "thought", text: resp.thoughts });
+            emit({ type: "thinking", text: resp.thoughts });
+          }
+
           // Stream user-facing text to client.
           if (resp.text) {
             assistantText += (assistantText ? "\n\n" : "") + resp.text;
             assistantTextSegments.push(resp.text);
+            assistantTimeline.push({ kind: "text", text: resp.text });
             emit({ type: "text", text: resp.text });
             roundsSinceText = 0;
             toolCallsSinceText = 0;
@@ -1224,14 +1234,6 @@ export async function POST(request: Request) {
             toolCallsSinceText += resp.toolCalls.length;
           }
 
-          // Stream the model's reasoning narration as a separate SSE
-          // event type. We pay for thinking tokens whether or not we
-          // ask for them, so making them visible is free transparency
-          // — and it cures the "tool tray with no narrative" feel.
-          if (resp.thoughts) {
-            emit({ type: "thinking", text: resp.thoughts });
-          }
-
           // Announce tool calls
           for (const tc of resp.toolCalls) {
             assistantToolCalls.push(tc);
@@ -1568,6 +1570,10 @@ export async function POST(request: Request) {
               emit({ type: "text", text: fallback });
             }
             if (summary.thoughts) {
+              assistantTimeline.push({
+                kind: "thought",
+                text: summary.thoughts,
+              });
               emit({ type: "thinking", text: summary.thoughts });
             }
           } catch {