diff --git a/src/lib/components/chat/Messages/Markdown/ConsecutiveDetailsGroup.svelte b/src/lib/components/chat/Messages/Markdown/ConsecutiveDetailsGroup.svelte
new file mode 100644
index 000000000..e19fe35dd
--- /dev/null
+++ b/src/lib/components/chat/Messages/Markdown/ConsecutiveDetailsGroup.svelte
@@ -0,0 +1,127 @@
+<script lang="ts">
+	import { getContext } from 'svelte';
+	import { slide } from 'svelte/transition';
+	import { quintOut } from 'svelte/easing';
+
+	import ChevronUp from '$lib/components/icons/ChevronUp.svelte';
+	import ChevronDown from '$lib/components/icons/ChevronDown.svelte';
+	import Spinner from '$lib/components/common/Spinner.svelte';
+	import WrenchSolid from '$lib/components/icons/WrenchSolid.svelte';
+	import Sparkles from '$lib/components/icons/Sparkles.svelte';
+	import CheckCircle from '$lib/components/icons/CheckCircle.svelte';
+
+	const i18n = getContext('i18n');
+
+	export let id = '';
+	export let tokens: Array<{
+		summary?: string;
+		attributes?: {
+			type?: string;
+			name?: string;
+			done?: string;
+			duration?: string;
+		};
+	}> = [];
+
+	export let messageDone = true;
+
+	let open = false;
+
+	$: toolCallCount = tokens.filter((t) => t?.attributes?.type === 'tool_calls').length;
+	$: reasoningCount = tokens.filter((t) => t?.attributes?.type === 'reasoning').length;
+	$: hasPending = tokens.some(
+		(t) => t?.attributes?.done !== undefined && t?.attributes?.done !== 'true'
+	);
+
+	$: codeInterpreterCount = tokens.filter((t) => t?.attributes?.type === 'code_interpreter').length;
+
+	$: summaryText = (() => {
+		const parts = [];
+
+		if (toolCallCount > 0) {
+			// Group by tool name and show counts
+			const nameCounts = {};
+			tokens
+				.filter((t) => t?.attributes?.type === 'tool_calls')
+				.forEach((t) => {
+					const name = t?.attributes?.name ?? 'tool';
+					nameCounts[name] = (nameCounts[name] || 0) + 1;
+				});
+
+			const toolParts = Object.entries(nameCounts).map(([name, count]) =>
+				count > 1 ? `${count} ${name}` : name
+			);
+			parts.push(...toolParts);
+		}
+
+		if (codeInterpreterCount > 0) {
+			if (codeInterpreterCount === 1) {
+				parts.push($i18n.t('Ran {{COUNT}} analysis', { COUNT: codeInterpreterCount }));
+			} else {
+				parts.push($i18n.t('Ran {{COUNT}} analyses', { COUNT: codeInterpreterCount }));
+			}
+		}
+
+		const prefix = hasPending ? $i18n.t('Exploring') : $i18n.t('Explored');
+		const detail = parts.join(', ');
+		return detail;
+	})();
+
+	$: prefixText = hasPending ? $i18n.t('Exploring') : $i18n.t('Explored');
+</script>
+
+<div {id} class="w-full">
+	<!-- svelte-ignore a11y-no-static-element-interactions -->
+	<button
+		class="w-fit text-left text-gray-500 hover:text-gray-700 dark:hover:text-gray-300 transition cursor-pointer"
+		aria-label={$i18n.t('Toggle details')}
+		aria-expanded={open}
+		on:click={() => {
+			open = !open;
+		}}
+	>
+		<div class="flex items-center gap-1.5">
+			<!-- Status icon -->
+			{#if hasPending}
+				<div>
+					<Spinner className="size-4" />
+				</div>
+			{:else if toolCallCount > 0}
+				<div class="text-emerald-500 dark:text-emerald-400">
+					<CheckCircle className="size-4" strokeWidth="2" />
+				</div>
+			{:else}
+				<div class="text-gray-400 dark:text-gray-500">
+					<Sparkles className="size-3.5" />
+				</div>
+			{/if}
+
+			<!-- Summary text -->
+			<div class="flex-1 line-clamp-1">
+				<span class="text-gray-600 dark:text-gray-300 {hasPending ? 'shimmer' : ''}"
+					>{prefixText}</span
+				>
+				{#if summaryText}
+					<span class="text-gray-400 dark:text-gray-500">{summaryText}</span>
+				{/if}
+			</div>
+
+			<!-- Chevron -->
+			<div class="flex shrink-0 self-center text-gray-400 dark:text-gray-500">
+				{#if open}
+					<ChevronUp strokeWidth="3.5" className="size-3" />
+				{:else}
+					<ChevronDown strokeWidth="3.5" className="size-3" />
+				{/if}
+			</div>
+		</div>
+	</button>
+
+	{#if open}
+		<div transition:slide={{ duration: 300, easing: quintOut, axis: 'y' }}>
+			<div class="mb-0.5 space-y-0.5">
+				<slot name="content" />
+			</div>
+		</div>
+	{/if}
+</div>
diff --git a/src/lib/components/chat/Messages/Markdown/MarkdownTokens.svelte b/src/lib/components/chat/Messages/Markdown/MarkdownTokens.svelte
index cac7cdde6..2c6df670d 100644
--- a/src/lib/components/chat/Messages/Markdown/MarkdownTokens.svelte
+++ b/src/lib/components/chat/Messages/Markdown/MarkdownTokens.svelte
@@ -20,6 +20,7 @@
 	import ToolCallDisplay from '$lib/components/common/ToolCallDisplay.svelte';
 	import Tooltip from '$lib/components/common/Tooltip.svelte';
 	import Download from '$lib/components/icons/Download.svelte';
+	import ConsecutiveDetailsGroup from './ConsecutiveDetailsGroup.svelte';
 
 	import HtmlToken from './HTMLToken.svelte';
 	import Clipboard from '$lib/components/icons/Clipboard.svelte';
@@ -52,6 +53,51 @@
 		return 'h' + depth;
 	};
 
+	const GROUPABLE_DETAIL_TYPES = new Set(['tool_calls', 'reasoning', 'code_interpreter']);
+
+	const isGroupableDetailToken = (token: Token & { attributes?: { type?: string } }) => {
+		return token?.type === 'details' && GROUPABLE_DETAIL_TYPES.has(token?.attributes?.type ?? '');
+	};
+
+	const getDisplayTokens = (tokenList: Token[] = []) => {
+		const displayTokens = [];
+		let detailGroup = [];
+
+		const flushDetailGroup = () => {
+			if (detailGroup.length > 1) {
+				displayTokens.push({
+					type: 'detail_group',
+					items: [...detailGroup]
+				});
+			} else if (detailGroup.length === 1) {
+				displayTokens.push(detailGroup[0]);
+			}
+
+			detailGroup = [];
+		};
+
+		for (const token of tokenList) {
+			if (isGroupableDetailToken(token)) {
+				detailGroup.push(token);
+			} else {
+				flushDetailGroup();
+				displayTokens.push(token);
+			}
+		}
+
+		flushDetailGroup();
+
+		return displayTokens;
+	};
+
+	const getDetailTextContent = (token) => {
+		return decode(token?.text || '')
+			.replace(/<summary>.*?<\/summary>/gi, '')
+			.trim();
+	};
+
+	$: displayTokens = getDisplayTokens(tokens);
+
 	const exportTableToCSVHandler = (token, tokenIdx = 0) => {
 		console.log('Exporting table to CSV');
 
@@ -92,7 +138,7 @@
 </script>
 
 <!-- {JSON.stringify(tokens)} -->
-{#each tokens as token, tokenIdx (tokenIdx)}
+{#each displayTokens as token, tokenIdx (tokenIdx)}
 	{#if token.type === 'hr'}
 		<hr class=" border-gray-100/30 dark:border-gray-850/30" />
 	{:else if token.type === 'heading'}
@@ -320,10 +366,55 @@
 				{/each}
 			</ul>
 		{/if}
+	{:else if token.type === 'detail_group'}
+		<ConsecutiveDetailsGroup id={`${id}-${tokenIdx}-detail-group`} tokens={token.items} messageDone={done}>
+			<div slot="content" class="space-y-1">
+				{#each token.items as detailToken, detailIdx}
+					{@const textContent = getDetailTextContent(detailToken)}
+
+					{#if detailToken?.attributes?.type === 'tool_calls'}
+						<ToolCallDisplay
+							id={`${id}-${tokenIdx}-${detailIdx}-tc`}
+							attributes={detailToken.attributes}
+							open={false}
+							className="w-full space-y-1"
+						/>
+					{:else if textContent.length > 0}
+						<Collapsible
+							title={detailToken.summary}
+							open={$settings?.expandDetails ?? false}
+							attributes={detailToken?.attributes}
+							className="w-full space-y-1"
+							dir="auto"
+						>
+							<div class="mb-1.5" slot="content">
+								<svelte:self
+									id={`${id}-${tokenIdx}-${detailIdx}-d`}
+									tokens={marked.lexer(decode(detailToken.text))}
+									attributes={detailToken?.attributes}
+									{done}
+									{editCodeBlock}
+									{onTaskClick}
+									{sourceIds}
+									{onSourceClick}
+								/>
+							</div>
+						</Collapsible>
+					{:else}
+						<Collapsible
+							title={detailToken.summary}
+							open={false}
+							disabled={true}
+							attributes={detailToken?.attributes}
+							className="w-full space-y-1"
+							dir="auto"
+						/>
+					{/if}
+				{/each}
+			</div>
+		</ConsecutiveDetailsGroup>
 	{:else if token.type === 'details'}
-		{@const textContent = decode(token.text || '')
-			.replace(/<summary>.*?<\/summary>/gi, '')
-			.trim()}
+		{@const textContent = getDetailTextContent(token)}
 
 		{#if token?.attributes?.type === 'tool_calls'}
 			<!-- Tool calls have dedicated handling with ToolCallDisplay component -->
diff --git a/src/lib/components/common/ToolCallDisplay.svelte b/src/lib/components/common/ToolCallDisplay.svelte
index 2cdcd5e37..2d9a3eb81 100644
--- a/src/lib/components/common/ToolCallDisplay.svelte
+++ b/src/lib/components/common/ToolCallDisplay.svelte
@@ -138,9 +138,9 @@
 				<!-- Label -->
 				<div class="flex-1 line-clamp-1">
 					<!-- Short label (below md) -->
-					<span class="@md:hidden font-semibold text-black dark:text-white">{attributes.name}</span>
+					<span class="@md:hidden text-black dark:text-white">{attributes.name}</span>
 					<!-- Full label (md and above) -->
-					<span class="hidden @md:inline">
+					<span class="hidden @md:inline font-normal">
 						{#if isDone}
 							<Markdown
 								id={`${componentId}-tool-call-title`}