diff --git a/.changeset/mobile-planner-chat-inline-send.md b/.changeset/mobile-planner-chat-inline-send.md
new file mode 100644
index 0000000000..ac173505f3
--- /dev/null
+++ b/.changeset/mobile-planner-chat-inline-send.md
@@ -0,0 +1,7 @@
+---
+"@runfusion/fusion": patch
+---
+
+summary: Keep Planner Chat compact on mobile with an inline composer and provider-icon model badge.
+category: fix
+dev: Adjusts TaskPlannerChatTab mobile CSS and replaces the text model badge with a ProviderIcon tooltip.
diff --git a/packages/dashboard/app/components/TaskPlannerChatTab.css b/packages/dashboard/app/components/TaskPlannerChatTab.css
index 0cd5ad0e26..c5b204831b 100644
--- a/packages/dashboard/app/components/TaskPlannerChatTab.css
+++ b/packages/dashboard/app/components/TaskPlannerChatTab.css
@@ -44,18 +44,23 @@
 }
 
 .task-planner-chat-model {
-  flex: 1 1 auto;
-  min-width: 0;
-  max-inline-size: min(100%, calc(var(--space-2xl) * 8));
-  overflow: hidden;
-  text-overflow: ellipsis;
-  white-space: nowrap;
+  display: inline-flex;
+  flex: 0 0 auto;
+  align-items: center;
+  justify-content: center;
+  inline-size: calc(var(--space-2xl) + var(--space-sm));
+  block-size: calc(var(--space-2xl) + var(--space-sm));
   border: var(--btn-border-width) solid var(--border);
-  border-radius: var(--radius-pill);
-  padding: var(--space-xs) var(--space-sm);
+  border-radius: var(--radius);
+  padding: 0;
   color: var(--text-muted);
   background: var(--surface-subtle);
-  font-size: var(--font-size-xs);
+}
+
+.task-planner-chat-model .provider-icon {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
 }
 
 .task-planner-chat-error {
@@ -220,6 +225,9 @@ Keep the composer outside the transcript scroller and make the panel fill the mo
 
 FNXC:TaskDetailPlannerChat 2026-06-30-20:06:
 Planner Chat must keep visual height parity with Activity chat: desktop textareas use the Activity compact min-height token, and the stacked mobile composer switches to the Activity mobile touch-height token without hardcoded dimensions.
+
+FNXC:TaskDetailPlannerChat 2026-07-01-23:54:
+Mobile Planner Chat should match regular task chat: keep the composer as a single input row with a one-line textarea and a square send affordance on the right instead of stacking the labeled button below the input.
 */
 .task-planner-chat-composer {
   display: flex;
@@ -261,7 +269,8 @@ Planner Chat must keep visual height parity with Activity chat: desktop textarea
   }
 
   .task-planner-chat-model {
-    max-inline-size: calc(var(--space-2xl) * 5);
+    inline-size: calc(var(--space-2xl) + var(--space-sm));
+    block-size: calc(var(--space-2xl) + var(--space-sm));
   }
 
   .task-planner-chat-expand-toggle {
@@ -270,13 +279,19 @@ Planner Chat must keep visual height parity with Activity chat: desktop textarea
   }
 
   .task-planner-chat-composer {
-    flex-direction: column;
-    align-items: stretch;
+    flex-direction: row;
+    flex-wrap: nowrap;
+    align-items: flex-end;
+    gap: var(--space-xs);
   }
 
   .task-planner-chat-input {
+    flex: 1 1 auto;
+    min-width: 0;
     height: calc(var(--space-2xl) + var(--space-lg));
     min-height: calc(var(--space-2xl) + var(--space-lg));
+    max-height: calc(var(--space-2xl) + var(--space-lg));
+    resize: none;
   }
 
   .task-planner-chat-starters {
@@ -284,9 +299,26 @@ Planner Chat must keep visual height parity with Activity chat: desktop textarea
   }
 
   .task-planner-chat-send {
+    --btn-icon-size: calc(var(--space-2xl) + var(--space-sm));
+    flex: 0 0 auto;
     justify-content: center;
-    width: 100%;
+    inline-size: calc(var(--space-2xl) + var(--space-lg));
+    min-inline-size: calc(var(--space-2xl) + var(--space-lg));
+    block-size: calc(var(--space-2xl) + var(--space-lg));
     min-block-size: calc(var(--space-2xl) + var(--space-lg));
+    padding: 0;
+  }
+
+  .task-planner-chat-send span {
+    position: absolute;
+    width: 1px;
+    height: 1px;
+    padding: 0;
+    margin: -1px;
+    overflow: hidden;
+    clip: rect(0 0 0 0);
+    white-space: nowrap;
+    border: 0;
   }
 
   .task-planner-chat-message {
diff --git a/packages/dashboard/app/components/TaskPlannerChatTab.tsx b/packages/dashboard/app/components/TaskPlannerChatTab.tsx
index ae8c3fc3da..4ba42defb9 100644
--- a/packages/dashboard/app/components/TaskPlannerChatTab.tsx
+++ b/packages/dashboard/app/components/TaskPlannerChatTab.tsx
@@ -11,6 +11,7 @@ import { ensureTaskPlannerChatSession, fetchChatMessages, fetchTaskDetail, fetch
 import { parseQuestionToolCall, type ParsedQuestionToolCall } from "../utils/parseQuestionToolCall";
 import { markdownComponents } from "./AgentLogViewer";
 import { ChatQuestionResponse } from "./ChatQuestionResponse";
+import { ProviderIcon } from "./ProviderIcon";
 import "./TaskPlannerChatTab.css";
 
 interface TaskPlannerChatTabProps {
@@ -246,6 +247,7 @@ export function TaskPlannerChatTab({ task, projectId, active, expanded = false,
 
   const planningModelProvider = isUsableModel(planningModel) ? planningModel.provider : undefined;
   const planningModelId = isUsableModel(planningModel) ? planningModel.modelId : undefined;
+  const planningModelLabel = planningModelProvider && planningModelId ? `${planningModelProvider}/${planningModelId}` : "";
   const modelPayload = useMemo(() => {
     return planningModelProvider && planningModelId
       ? { modelProvider: planningModelProvider, modelId: planningModelId }
@@ -505,8 +507,13 @@ export function TaskPlannerChatTab({ task, projectId, active, expanded = false,
         </div>
         <div className="task-planner-chat-header-actions">
           {isUsableModel(planningModel) && (
-            <span className="task-planner-chat-model" data-testid="task-planner-chat-model">
-              {planningModel.provider}/{planningModel.modelId}
+            <span
+              className="task-planner-chat-model"
+              data-testid="task-planner-chat-model"
+              title={planningModelLabel}
+              aria-label={planningModelLabel}
+            >
+              <ProviderIcon provider={planningModel.provider} size="md" />
             </span>
           )}
           {onExpandedChange && (
@@ -623,6 +630,7 @@ export function TaskPlannerChatTab({ task, projectId, active, expanded = false,
           onChange={(event) => setDraft(event.target.value)}
           onKeyDown={handleKeyDown}
           disabled={composerState === "sending"}
+          rows={1}
         />
         <button type="button" className="btn btn-primary task-planner-chat-send" onClick={() => void sendMessage()} disabled={!canSend}>
           {composerState === "sending" ? <Loader2 className="animate-spin" aria-hidden="true" /> : <Send aria-hidden="true" />}
diff --git a/packages/dashboard/app/components/__tests__/TaskPlannerChatTab.test.tsx b/packages/dashboard/app/components/__tests__/TaskPlannerChatTab.test.tsx
index ec6ecd5f88..e6391e4146 100644
--- a/packages/dashboard/app/components/__tests__/TaskPlannerChatTab.test.tsx
+++ b/packages/dashboard/app/components/__tests__/TaskPlannerChatTab.test.tsx
@@ -118,7 +118,11 @@ describe("TaskPlannerChatTab", () => {
     );
     expect(mockEnsureTaskPlannerChatSession).not.toHaveBeenCalled();
     expect(mockFetchChatMessages).toHaveBeenCalledWith("chat-planner", { order: "asc" }, undefined);
-    expect(screen.getByTestId("task-planner-chat-model")).toHaveTextContent("anthropic/claude-plan");
+    const modelBadge = screen.getByTestId("task-planner-chat-model");
+    expect(modelBadge).toHaveAccessibleName("anthropic/claude-plan");
+    expect(modelBadge).toHaveAttribute("title", "anthropic/claude-plan");
+    expect(modelBadge).toHaveTextContent("");
+    expect(modelBadge.querySelector(".provider-icon[data-provider='anthropic']")).toBeTruthy();
     expect(screen.getByRole("button", { name: /Summarize recent activity/ })).toBeInTheDocument();
     expect(screen.getByRole("button", { name: /Explain status and blockers/ })).toBeInTheDocument();
     expect(screen.getByRole("button", { name: /Identify the next best action/ })).toBeInTheDocument();