diff --git a/ui-tui/src/__tests__/turnControllerNotice.test.ts b/ui-tui/src/__tests__/turnControllerNotice.test.ts
index b25f860b626..57bfbb2f7be 100644
--- a/ui-tui/src/__tests__/turnControllerNotice.test.ts
+++ b/ui-tui/src/__tests__/turnControllerNotice.test.ts
@@ -4,10 +4,11 @@ import { turnController } from '../app/turnController.js'
 import { resetTurnState } from '../app/turnStore.js'
 import { getUiState, patchUiState, resetUiState } from '../app/uiStore.js'
 
-// turnController.startMessage() treats the usage-band notice (credits.usage) as
-// "show until next prompt": a 50/75/90 heads-up flashes, then yields when the next
-// turn starts. Depletion (and other notices) are sticky until the policy clears them.
-describe('turnController.startMessage — usage-band notice clears on next prompt', () => {
+// turnController.startMessage() treats "flash and yield" notices (the usage-band
+// credits.usage and the one-time credits.grant_spent transition) as "show until next
+// prompt": they flash once, then yield when the next turn starts. Depletion (and
+// other notices) are sticky until the policy clears them.
+describe('turnController.startMessage — flash-and-yield notices clear on next prompt', () => {
   beforeEach(() => {
     resetUiState()
     resetTurnState()
@@ -22,6 +23,16 @@ describe('turnController.startMessage — usage-band notice clears on next promp
     expect(getUiState().notice).toBeNull()
   })
 
+  it('clears a standing credits.grant_spent notice when a new turn starts', () => {
+    // One-time "you've crossed onto top-up" heads-up — shouldn't camp the bar
+    // (e.g. "Grant spent · $990 top-up left" with plenty of top-up remaining).
+    patchUiState({
+      notice: { key: 'credits.grant_spent', kind: 'sticky', level: 'info', text: '• Grant spent · $990.00 top-up left' }
+    })
+    turnController.startMessage()
+    expect(getUiState().notice).toBeNull()
+  })
+
   it('leaves a sticky credits.depleted notice across a new turn', () => {
     patchUiState({
       notice: { key: 'credits.depleted', kind: 'sticky', level: 'error', text: '✕ Credit access paused · run /usage for balance' }
diff --git a/ui-tui/src/app/turnController.ts b/ui-tui/src/app/turnController.ts
index eda0e485519..9e713cc4bec 100644
--- a/ui-tui/src/app/turnController.ts
+++ b/ui-tui/src/app/turnController.ts
@@ -907,12 +907,16 @@ class TurnController {
     this.toolTokenAcc = 0
     this.interrupted = false
     this.persistedToolLabels.clear()
-    // Usage-band notices (credits.usage) are "show until next prompt": a 50/75/90
-    // heads-up should flash and then yield, not camp the bar. Clear it as a new
-    // turn starts. Depletion (credits.depleted) and other notices stay — they're
-    // explicitly sticky until the policy clears them.
-    if (getUiState().notice?.key === 'credits.usage') {
-      this.clearNotice('credits.usage')
+    // "Flash and yield" notices clear when a new turn starts: a usage-band heads-up
+    // (credits.usage, 50/75/90%) and the one-time "grant spent" transition
+    // (credits.grant_spent) should show once, then get out of the way — not camp the
+    // bar (e.g. "Grant spent · $990 top-up left" sitting there with plenty of top-up
+    // left). Depletion (credits.depleted) and other notices stay — they're explicitly
+    // sticky until the policy clears them. The Python `active` latch retains the key,
+    // so a yielded notice won't re-fire on the next turn.
+    const yieldingNoticeKey = getUiState().notice?.key
+    if (yieldingNoticeKey === 'credits.usage' || yieldingNoticeKey === 'credits.grant_spent') {
+      this.clearNotice(yieldingNoticeKey)
     }
     patchUiState({ busy: true })
     patchTurnState({ activity: [], outcome: '', subagents: [], toolTokens: 0, tools: [], turnTrail: [] })