From 2e4131d0de04c0f875a12ffd433323667cfd86ae Mon Sep 17 00:00:00 2001
From: Aleksander Grygier <aleksander.grygier@gmail.com>
Date: Tue, 22 Sep 2026 16:45:59 +0200
Subject: [PATCH] ui : add context and last used columns, hide and delete
 actions

Assisted-by: pi:llama.cpp/DeepSeek-V4.1-Flash
---
 .../components/app/models/ModelContext.svelte | 72 ++++++++++++++++
 .../app/models/ModelLoadControl.svelte        | 11 ++-
 .../models/ModelsManager/ModelsManager.svelte |  1 +
 .../ModelsManagerModelsTable.svelte           | 82 +++++++++++++++++--
 .../app/models/ModelsManager/utils.ts         | 17 ++++
 .../ui/src/lib/components/app/models/index.ts |  1 +
 .../ui/src/lib/constants/storage.constants.ts |  6 ++
 .../lib/hooks/use-models-selector.svelte.ts   |  8 +-
 .../ui/src/lib/stores/models/index.svelte.ts  | 64 ++++++++++++++-
 9 files changed, 252 insertions(+), 10 deletions(-)
 create mode 100644 tools/ui/src/lib/components/app/models/ModelContext.svelte

diff --git a/tools/ui/src/lib/components/app/models/ModelContext.svelte b/tools/ui/src/lib/components/app/models/ModelContext.svelte
new file mode 100644
index 0000000000..25d25d6675
--- /dev/null
+++ b/tools/ui/src/lib/components/app/models/ModelContext.svelte
@@ -0,0 +1,72 @@
+<script lang="ts">
+	import { isLocalOption } from './ModelsManager/utils';
+	import { HuggingFaceService } from '$lib/services';
+	import type { ModelOption } from '$lib/types/models';
+	import { formatParameters } from '$lib/utils/formatters';
+
+	interface Props {
+		option: ModelOption;
+	}
+
+	let { option }: Props = $props();
+
+	// a listing that reports a context window (OpenRouter, Groq, HF) needs no lookup
+	let reported = $derived(option.contextLength ?? null);
+	let el = $state<HTMLElement | null>(null);
+	let isNearViewport = $state(false);
+	let fetched = $state<number | null>(null);
+
+	$effect(() => {
+		if (isNearViewport || !el) return;
+
+		if (typeof IntersectionObserver === 'undefined') {
+			isNearViewport = true;
+
+			return;
+		}
+
+		const observer = new IntersectionObserver(
+			(entries) => {
+				if (entries.some((entry) => entry.isIntersecting)) {
+					isNearViewport = true;
+					observer.disconnect();
+				}
+			},
+			{ rootMargin: '200px' }
+		);
+
+		observer.observe(el);
+
+		return () => observer.disconnect();
+	});
+
+	$effect(() => {
+		fetched = null;
+
+		if (reported || !isNearViewport || !isLocalOption(option)) return;
+
+		// a local GGUF carries its trained context in the model metadata
+		const repo = option.model.split(':')[0] ?? '';
+
+		if (!repo) return;
+
+		let cancelled = false;
+
+		void HuggingFaceService.getDetails(repo)
+			.then((details) => {
+				if (!cancelled) fetched = details?.gguf?.context_length ?? null;
+			})
+			// best-effort: offline or a repo we cannot read keeps the dash
+			.catch(() => {});
+
+		return () => {
+			cancelled = true;
+		};
+	});
+
+	let context = $derived(reported ?? fetched);
+</script>
+
+<span class="text-sm text-muted-foreground">
+	{context ? `${formatParameters(context)} tokens` : '—'}
+</span>
diff --git a/tools/ui/src/lib/components/app/models/ModelLoadControl.svelte b/tools/ui/src/lib/components/app/models/ModelLoadControl.svelte
index 3c11078844..171daa2783 100644
--- a/tools/ui/src/lib/components/app/models/ModelLoadControl.svelte
+++ b/tools/ui/src/lib/components/app/models/ModelLoadControl.svelte
@@ -1,5 +1,5 @@
 <script lang="ts">
-	import { CircleAlert, Loader2, Power, RotateCw, Upload } from '@lucide/svelte';
+	import { CircleAlert, Cloud, Loader2, Power, RotateCw, Upload } from '@lucide/svelte';
 	import { ActionIcon } from '$lib/components/app';
 	import { BackendIcon } from '$lib/components/app/backends';
 	import { ICON_CLASS_DEFAULT } from '$lib/constants';
@@ -19,6 +19,8 @@
 		revealOnHover?: boolean;
 		/** Non-loadable rows show the provider mark, which identifies them in a flat list. */
 		showBackendMark?: boolean;
+		/** Table rows mark a remote provider, which this UI cannot load or unload. */
+		showRemoteMark?: boolean;
 	}
 
 	let {
@@ -29,7 +31,8 @@
 		isSleeping = false,
 		option,
 		revealOnHover = true,
-		showBackendMark = false
+		showBackendMark = false,
+		showRemoteMark = false
 	}: Props = $props();
 </script>
 
@@ -37,6 +40,10 @@
 	{#if !canLoad}
 		{#if showBackendMark}
 			<BackendIcon backend={getBackend(option.backendId)} class="h-3.5 w-3.5" />
+		{:else if showRemoteMark}
+			<span class="text-muted-foreground" title="Served remotely"
+				><Cloud class="h-3.5 w-3.5" /></span
+			>
 		{/if}
 	{:else if isLoading}
 		<Loader2 class="{ICON_CLASS_DEFAULT} animate-spin text-muted-foreground" />
diff --git a/tools/ui/src/lib/components/app/models/ModelsManager/ModelsManager.svelte b/tools/ui/src/lib/components/app/models/ModelsManager/ModelsManager.svelte
index d3c75c0f66..e343a8d504 100644
--- a/tools/ui/src/lib/components/app/models/ModelsManager/ModelsManager.svelte
+++ b/tools/ui/src/lib/components/app/models/ModelsManager/ModelsManager.svelte
@@ -183,6 +183,7 @@
 			{groups}
 			{isFavorite}
 			onSelect={(option) => (selectedId = option.id)}
+			onToggleLoad={(option) => void toggleLoad(option)}
 			{selectedId}
 			{summary}
 		/>
diff --git a/tools/ui/src/lib/components/app/models/ModelsManager/ModelsManagerModelsTable.svelte b/tools/ui/src/lib/components/app/models/ModelsManager/ModelsManagerModelsTable.svelte
index d90ca6742b..6ddb12c9c5 100644
--- a/tools/ui/src/lib/components/app/models/ModelsManager/ModelsManagerModelsTable.svelte
+++ b/tools/ui/src/lib/components/app/models/ModelsManager/ModelsManagerModelsTable.svelte
@@ -1,16 +1,21 @@
 <script lang="ts">
 	import type { ModelsTableGroup } from './utils';
-	import { Heart, Power } from '@lucide/svelte';
+	import { formatLastUsed } from './utils';
+	import { EyeOff, Heart, MoreHorizontal, Power } from '@lucide/svelte';
 	import {
 		Logo,
 		ModelAvatar,
+		ModelContext,
 		ModelId,
 		ModelLoadControl,
 		ModelRowActions,
 		ModelsSection
 	} from '$lib/components/app';
+	import { DialogConfirmDownload } from '$lib/components/app/dialogs';
+	import { Button } from '$lib/components/ui/button';
+	import * as DropdownMenu from '$lib/components/ui/dropdown-menu';
 	import { Input } from '$lib/components/ui/input';
-	import { ModelCapability, ServerModelStatus } from '$lib/enums';
+	import { ModelCapability, ModelDownloadConfirmAction, ServerModelStatus } from '$lib/enums';
 	import { modelsStore } from '$lib/stores';
 	import type { ModelOption } from '$lib/types/models';
 	import { getBackend } from '$lib/utils/api-base';
@@ -21,6 +26,7 @@
 		groups: ModelsTableGroup[];
 		isFavorite: (option: ModelOption) => boolean;
 		onSelect: (option: ModelOption) => void;
+		onToggleLoad: (option: ModelOption) => void;
 		selectedId: string | null;
 		summary: string;
 	}
@@ -30,12 +36,20 @@
 		groups,
 		isFavorite,
 		onSelect,
+		onToggleLoad,
 		selectedId,
 		summary
 	}: Props = $props();
 
 	let isEmpty = $derived(groups.every((group) => group.items.length === 0));
-	const rowGrid = 'grid grid-cols-[minmax(0,1fr)_3rem_4.5rem] items-center gap-3';
+	let pendingDelete = $state('');
+	let deleteOpen = $state(false);
+
+	function requestDelete(option: ModelOption): void {
+		pendingDelete = option.model;
+		deleteOpen = true;
+	}
+	const rowGrid = 'grid grid-cols-[minmax(0,1fr)_7rem_5rem_3rem_4.5rem] items-center gap-3';
 
 	function stateOf(option: ModelOption): ServerModelStatus | null {
 		const model = modelsStore.routerModels.find((m) => m.id === option.model);
@@ -54,12 +68,15 @@
 	{@const isFailed = status === ServerModelStatus.FAILED}
 	{@const isSleeping = status === ServerModelStatus.SLEEPING}
 	{@const favorite = isFavorite(option)}
+	{@const canLoad = getBackendCapabilities(getBackend(option.backendId)).loadUnload}
+	{@const isHidden = modelsStore.isHidden(option.id)}
 
 	<div>
 		<div
 			class={[
 				rowGrid,
 				'cursor-pointer rounded-md px-2 py-2.5 transition',
+				isHidden && 'opacity-60',
 				selectedId === option.id ? 'bg-accent text-accent-foreground' : 'hover:bg-muted/40'
 			]}
 			onclick={() => onSelect(option)}
@@ -70,6 +87,10 @@
 			<span class="flex min-w-0 items-center gap-3">
 				<ModelAvatar {option} showBaseModelAvatar size="size-9" />
 
+				{#if isHidden}
+					<EyeOff class="h-3.5 w-3.5 shrink-0 text-muted-foreground" />
+				{/if}
+
 				<ModelId
 					aliases={option.aliases}
 					class="min-w-0 flex-1"
@@ -82,23 +103,70 @@
 				/>
 			</span>
 
+			<ModelContext {option} />
+
+			<span class="text-sm text-muted-foreground">
+				{formatLastUsed(modelsStore.recentModelUsage[option.id])}
+			</span>
+
 			<ModelLoadControl
-				canLoad={getBackendCapabilities(getBackend(option.backendId)).loadUnload}
+				{canLoad}
 				{isFailed}
 				{isLoaded}
 				{isLoading}
 				{isSleeping}
 				{option}
 				revealOnHover={false}
+				showRemoteMark
 			/>
 
-			<span class="flex items-center justify-end">
+			<span class="flex items-center justify-end gap-1">
 				<ModelRowActions isFav={favorite} {isLoaded} {option} revealOnHover={false} />
+
+				<DropdownMenu.Root>
+					<DropdownMenu.Trigger>
+						{#snippet child({ props })}
+							<Button
+								{...props}
+								aria-label="Model actions"
+								class="h-7 w-7 text-muted-foreground"
+								onclick={(event) => event.stopPropagation()}
+								size="icon"
+								variant="ghost"
+							>
+								<MoreHorizontal class="h-3.5 w-3.5" />
+							</Button>
+						{/snippet}
+					</DropdownMenu.Trigger>
+
+					<DropdownMenu.Content align="end">
+						{#if canLoad}
+							<DropdownMenu.Item onclick={() => onToggleLoad(option)}>
+								{isLoaded ? 'Unload model' : 'Load model'}
+							</DropdownMenu.Item>
+
+							<DropdownMenu.Item onclick={() => requestDelete(option)}>
+								Delete from disk
+							</DropdownMenu.Item>
+						{/if}
+
+						<DropdownMenu.Item onclick={() => modelsStore.toggleHidden(option.id)}>
+							{isHidden ? 'Show in selector' : 'Hide from selector'}
+						</DropdownMenu.Item>
+					</DropdownMenu.Content>
+				</DropdownMenu.Root>
 			</span>
 		</div>
 	</div>
 {/snippet}
 
+<DialogConfirmDownload
+	action={ModelDownloadConfirmAction.DELETE}
+	onClose={() => (deleteOpen = false)}
+	open={deleteOpen}
+	repoWithTag={pendingDelete}
+/>
+
 <div class="flex h-full min-h-0 flex-col">
 	<div class="flex shrink-0 items-center gap-2 py-4">
 		<Input bind:value={filter} class="h-8 max-w-64 text-sm" placeholder="Filter models..." />
@@ -111,6 +179,10 @@
 	>
 		<span>Model</span>
 
+		<span>Context</span>
+
+		<span>Last used</span>
+
 		<span class="text-center">State</span>
 
 		<span class="text-right">Actions</span>
diff --git a/tools/ui/src/lib/components/app/models/ModelsManager/utils.ts b/tools/ui/src/lib/components/app/models/ModelsManager/utils.ts
index 43da090581..e4131f0e60 100644
--- a/tools/ui/src/lib/components/app/models/ModelsManager/utils.ts
+++ b/tools/ui/src/lib/components/app/models/ModelsManager/utils.ts
@@ -158,6 +158,23 @@ export async function resolveModelSize(option: ModelOption): Promise<string | nu
 	return file?.size ? formatFileSize(file.size) : null;
 }
 
+/** Compact "last used" label: minutes, hours, then days. */
+export function formatLastUsed(timestamp?: number): string {
+	if (!timestamp) return '—';
+
+	const minutes = Math.floor((Date.now() - timestamp) / 60_000);
+
+	if (minutes < 1) return 'just now';
+
+	if (minutes < 60) return `${minutes}m`;
+
+	const hours = Math.floor(minutes / 60);
+
+	if (hours < 24) return `${hours}h`;
+
+	return `${Math.floor(hours / 24)}d`;
+}
+
 /** Extra args the router applies when this model is loaded. */
 export function loadExtraArgs(override?: ModelOverride): string[] {
 	const load = override?.load;
diff --git a/tools/ui/src/lib/components/app/models/index.ts b/tools/ui/src/lib/components/app/models/index.ts
index 074e253b62..4d3429e380 100644
--- a/tools/ui/src/lib/components/app/models/index.ts
+++ b/tools/ui/src/lib/components/app/models/index.ts
@@ -47,6 +47,7 @@ export { default as ModelBadge } from './ModelBadge.svelte';
  * aliases, and tags. Supports raw mode to show the unprocessed model name.
  * Respects the user's `showRawModelNames` setting.
  */
+export { default as ModelContext } from './ModelContext.svelte';
 export { default as ModelId } from './ModelId.svelte';
 export { default as ModelAvatar } from './ModelAvatar.svelte';
 export { default as ModelLoadControl } from './ModelLoadControl.svelte';
diff --git a/tools/ui/src/lib/constants/storage.constants.ts b/tools/ui/src/lib/constants/storage.constants.ts
index 1a9c7d02c3..6b7651e248 100644
--- a/tools/ui/src/lib/constants/storage.constants.ts
+++ b/tools/ui/src/lib/constants/storage.constants.ts
@@ -39,6 +39,12 @@ export const SELECTED_MODEL_LOCALSTORAGE_KEY = `${STORAGE_APP_NAME}.selectedMode
 
 /** Recently used model ids, most recent first, backend-qualified. */
 export const RECENT_MODELS_LOCALSTORAGE_KEY = `${STORAGE_APP_NAME}.recentModels`;
+
+/** Last use timestamp per backend-qualified model id. */
+export const RECENT_MODEL_USAGE_LOCALSTORAGE_KEY = `${STORAGE_APP_NAME}.recentModelUsage`;
+
+/** Model ids kept out of the selector, backend-qualified. */
+export const HIDDEN_MODELS_LOCALSTORAGE_KEY = `${STORAGE_APP_NAME}.hiddenModels`;
 export const REASONING_EFFORT_DEFAULT_LOCALSTORAGE_KEY = `${STORAGE_APP_NAME}.reasoningEffortDefault`;
 export const CONVERSATION_TABS_LOCALSTORAGE_KEY = `${STORAGE_APP_NAME}.conversationTabs`;
 export const USER_OVERRIDES_LOCALSTORAGE_KEY = `${STORAGE_APP_NAME}.userOverrides`;
diff --git a/tools/ui/src/lib/hooks/use-models-selector.svelte.ts b/tools/ui/src/lib/hooks/use-models-selector.svelte.ts
index 01f11b3e76..ba92f8b818 100644
--- a/tools/ui/src/lib/hooks/use-models-selector.svelte.ts
+++ b/tools/ui/src/lib/hooks/use-models-selector.svelte.ts
@@ -127,10 +127,14 @@ export function useModelsSelector(opts: UseModelsSelectorOptions): UseModelsSele
 	let showModelDialog = $state(false);
 	let infoModelId = $state<string | null>(null);
 
+	const visibleOptions = $derived(allOptions.filter((option) => !modelsStore.isHidden(option.id)));
 	const filteredOptions = $derived(filterModelOptions(options, searchTerm));
 	// favorites span every backend, so they come from the full option list
 	const favoriteItems = $derived(
-		groupFavoriteOptions(filterModelOptions(allOptions, searchTerm), modelsStore.favoriteModelIds)
+		groupFavoriteOptions(
+			filterModelOptions(visibleOptions, searchTerm),
+			modelsStore.favoriteModelIds
+		)
 	);
 	const remoteProviders = $derived(
 		backendsStore.enabled
@@ -154,7 +158,7 @@ export function useModelsSelector(opts: UseModelsSelectorOptions): UseModelsSele
 	const loadedItems = $derived.by(() => {
 		if (isProviderView) return [];
 
-		return filterModelOptions(allOptions, searchTerm)
+		return filterModelOptions(visibleOptions, searchTerm)
 			.map((option, flatIndex) => ({ flatIndex, option }))
 			.filter(({ option }) => isLoadedLlamaCompat(option));
 	});
diff --git a/tools/ui/src/lib/stores/models/index.svelte.ts b/tools/ui/src/lib/stores/models/index.svelte.ts
index def02de705..fd0e3d1a8c 100644
--- a/tools/ui/src/lib/stores/models/index.svelte.ts
+++ b/tools/ui/src/lib/stores/models/index.svelte.ts
@@ -10,7 +10,9 @@
 import { browser } from '$app/environment';
 import {
 	FAVORITE_MODELS_LOCALSTORAGE_KEY,
+	HIDDEN_MODELS_LOCALSTORAGE_KEY,
 	RECENT_MODEL_LIMIT,
+	RECENT_MODEL_USAGE_LOCALSTORAGE_KEY,
 	RECENT_MODELS_LOCALSTORAGE_KEY,
 	SELECTED_MODEL_LOCALSTORAGE_KEY
 } from '$lib/constants';
@@ -50,6 +52,36 @@ function loadStoredSelection(): { id: string; model: string | null } | null {
 
 const storedSelection = loadStoredSelection();
 
+/** Last use timestamp per backend-qualified model id. */
+function loadRecentModelUsage(): Record<string, number> {
+	if (!browser) return {};
+
+	try {
+		const raw = localStorage.getItem(RECENT_MODEL_USAGE_LOCALSTORAGE_KEY);
+
+		if (!raw) return {};
+
+		const parsed = JSON.parse(raw) as unknown;
+
+		return parsed && typeof parsed === 'object' ? (parsed as Record<string, number>) : {};
+	} catch {
+		return {};
+	}
+}
+
+/** Models kept out of the selector. */
+function loadHiddenModels(): Set<string> {
+	if (!browser) return new SvelteSet<string>();
+
+	try {
+		const raw = localStorage.getItem(HIDDEN_MODELS_LOCALSTORAGE_KEY);
+
+		return raw ? new SvelteSet(JSON.parse(raw) as string[]) : new SvelteSet<string>();
+	} catch {
+		return new SvelteSet<string>();
+	}
+}
+
 /** Recently used backend-qualified ids, most recent first. */
 function loadRecentModels(): string[] {
 	if (!browser) return [];
@@ -73,6 +105,7 @@ class ModelsStore implements ModelPropsHost, ModelStatusHost {
 	activeModels = $state<ModelOption[]>([]);
 	error = $state<string | null>(null);
 	favoriteModelIds = $state<Set<string>>(this.loadFavoritesFromStorage());
+	hiddenModelIds = $state<Set<string>>(loadHiddenModels());
 	loading = $state(false);
 	/**
 	 * Every selectable model across enabled backends. The active backend's
@@ -117,6 +150,7 @@ class ModelsStore implements ModelPropsHost, ModelStatusHost {
 		return merged;
 	});
 	recentModelIds = $state<string[]>(loadRecentModels());
+	recentModelUsage = $state<Record<string, number>>(loadRecentModelUsage());
 	routerModels = $state<ApiModelDataEntry[]>([]);
 	selectedModelId = $state<string | null>(storedSelection?.id ?? null);
 
@@ -390,6 +424,10 @@ class ModelsStore implements ModelPropsHost, ModelStatusHost {
 		return this.favoriteModelIds.has(modelId);
 	}
 
+	isHidden(modelId: string): boolean {
+		return this.hiddenModelIds.has(modelId);
+	}
+
 	isModelLoaded(modelId: string): boolean {
 		const model = this.routerModels.find((m) => m.id === modelId);
 
@@ -550,6 +588,25 @@ class ModelsStore implements ModelPropsHost, ModelStatusHost {
 		}
 	}
 
+	/** Models hidden from the selector stay in the manager, flagged and unhideable. */
+	toggleHidden(modelId: string): void {
+		const next = new SvelteSet(this.hiddenModelIds);
+
+		if (next.has(modelId)) {
+			next.delete(modelId);
+		} else {
+			next.add(modelId);
+		}
+
+		this.hiddenModelIds = next;
+
+		try {
+			localStorage.setItem(HIDDEN_MODELS_LOCALSTORAGE_KEY, JSON.stringify([...next]));
+		} catch {
+			toast.error('Failed to save hidden models to local storage');
+		}
+	}
+
 	/**
 	 * Build ModelOption[] from an API response.
 	 * Both MODEL and ROUTER modes share the same mapping logic;
@@ -601,7 +658,6 @@ class ModelsStore implements ModelPropsHost, ModelStatusHost {
 				})
 		);
 	}
-
 	/** Fetch models in MODEL mode (single model, standard OpenAI-compatible). */
 	private async fetchModelModeInternal(): Promise<ModelOption[]> {
 		const response = await ModelsService.list();
@@ -617,6 +673,7 @@ class ModelsStore implements ModelPropsHost, ModelStatusHost {
 			(option) => this.props.getModelProps(option.model)?.ui !== false
 		);
 	}
+
 	private loadFavoritesFromStorage(): Set<string> {
 		try {
 			const raw = localStorage.getItem(FAVORITE_MODELS_LOCALSTORAGE_KEY);
@@ -652,11 +709,16 @@ class ModelsStore implements ModelPropsHost, ModelStatusHost {
 			qualifiedId,
 			...this.recentModelIds.filter((id) => id !== qualifiedId)
 		].slice(0, RECENT_MODEL_LIMIT);
+		this.recentModelUsage = { ...this.recentModelUsage, [qualifiedId]: Date.now() };
 
 		if (!browser) return;
 
 		try {
 			localStorage.setItem(RECENT_MODELS_LOCALSTORAGE_KEY, JSON.stringify(this.recentModelIds));
+			localStorage.setItem(
+				RECENT_MODEL_USAGE_LOCALSTORAGE_KEY,
+				JSON.stringify(this.recentModelUsage)
+			);
 		} catch {
 			console.warn('[ModelsStore] Failed to persist the recently used models');
 		}