diff --git a/src/lib/components/admin/Settings/Models/ModelControls.svelte b/src/lib/components/admin/Settings/Models/ModelControls.svelte
index f3d0f3706b..b8f3086581 100644
--- a/src/lib/components/admin/Settings/Models/ModelControls.svelte
+++ b/src/lib/components/admin/Settings/Models/ModelControls.svelte
@@ -1,4 +1,5 @@
 <script lang="ts">
+	import ModelSettingsLabel from '$lib/components/workspace/Models/ModelSettingsLabel.svelte';
 	import { getContext, tick } from 'svelte';
 	// @ts-expect-error The existing SortableJS dependency does not ship declarations.
 	import Sortable from 'sortablejs';
@@ -137,7 +138,10 @@
 		class="grid grid-cols-[7rem_minmax(0,1fr)_auto] items-center gap-2 px-1 py-1.5 text-xs sm:grid-cols-[8rem_minmax(0,1fr)_auto]"
 	>
 		<span class="text-xs font-normal text-gray-600 dark:text-gray-400"
-			>{$i18n.t('Model controls')}</span
+			><ModelSettingsLabel
+				label={$i18n.t('Model controls')}
+				description={$i18n.t('Let people choose approved parameter presets in chat.')}
+			/></span
 		>
 		<p
 			class="truncate text-gray-500 dark:text-gray-400"
diff --git a/src/lib/components/workspace/Models/ActionsSelector.svelte b/src/lib/components/workspace/Models/ActionsSelector.svelte
index 57296525d5..640e926d53 100644
--- a/src/lib/components/workspace/Models/ActionsSelector.svelte
+++ b/src/lib/components/workspace/Models/ActionsSelector.svelte
@@ -19,6 +19,7 @@
 <TypeaheadSelector
 	id="model-actionsselector"
 	label={$i18n.t('Actions')}
+	description={$i18n.t('Add custom action buttons to model responses.')}
 	items={actions}
 	selectedIds={selectedActionIds}
 	{disabled}
diff --git a/src/lib/components/workspace/Models/BuiltinTools.svelte b/src/lib/components/workspace/Models/BuiltinTools.svelte
index 1398cdff97..83c0eb8a2a 100644
--- a/src/lib/components/workspace/Models/BuiltinTools.svelte
+++ b/src/lib/components/workspace/Models/BuiltinTools.svelte
@@ -95,7 +95,12 @@
 	};
 </script>
 
-<ModelSettingsSection label={$i18n.t('settings.admin.models.builtinTools.title')}>
+<ModelSettingsSection
+	label={$i18n.t('settings.admin.models.builtinTools.title')}
+	description={$i18n.t(
+		'Choose which built-in tools this model can use when Builtin Tools is enabled.'
+	)}
+>
 	<span slot="summary" class="flex min-w-0 items-center gap-1 text-gray-900 dark:text-gray-100">
 		<span class="min-w-0 [overflow-wrap:anywhere]"
 			>{enabledTools
diff --git a/src/lib/components/workspace/Models/Capabilities.svelte b/src/lib/components/workspace/Models/Capabilities.svelte
index 9af4368b0b..922d3c991b 100644
--- a/src/lib/components/workspace/Models/Capabilities.svelte
+++ b/src/lib/components/workspace/Models/Capabilities.svelte
@@ -82,7 +82,12 @@
 </script>
 
 <div class="space-y-0.5">
-	<ModelSettingsSection label={$i18n.t('settings.admin.models.capabilities.title')}>
+	<ModelSettingsSection
+		label={$i18n.t('settings.admin.models.capabilities.title')}
+		description={$i18n.t(
+			'Choose which features are available for this model. The connected model and provider must support them.'
+		)}
+	>
 		<span slot="summary" class="flex min-w-0 items-center gap-1 text-gray-900 dark:text-gray-100">
 			<span class="min-w-0 [overflow-wrap:anywhere]"
 				>{enabledCapabilityIds
@@ -107,7 +112,10 @@
 	</ModelSettingsSection>
 
 	{#if availableFeatures.length}
-		<ModelSettingsSection label={$i18n.t('settings.admin.models.defaultFeatures.title')}>
+		<ModelSettingsSection
+			label={$i18n.t('settings.admin.models.defaultFeatures.title')}
+			description={$i18n.t('Choose which available features start enabled in new chats.')}
+		>
 			<span slot="summary" class="flex min-w-0 items-center gap-1 text-gray-900 dark:text-gray-100">
 				<span class="min-w-0 [overflow-wrap:anywhere]"
 					>{enabledDefaultIds
diff --git a/src/lib/components/workspace/Models/FiltersSelector.svelte b/src/lib/components/workspace/Models/FiltersSelector.svelte
index b7d7920d6b..55f76c805c 100644
--- a/src/lib/components/workspace/Models/FiltersSelector.svelte
+++ b/src/lib/components/workspace/Models/FiltersSelector.svelte
@@ -21,6 +21,7 @@
 <TypeaheadSelector
 	id="model-filtersselector"
 	label={$i18n.t('Filters')}
+	description={$i18n.t('Apply functions that process messages before or after the model responds.')}
 	items={filters}
 	selectedIds={selectedFilterIds}
 	bind:defaultIds={defaultFilterIds}
diff --git a/src/lib/components/workspace/Models/Knowledge.svelte b/src/lib/components/workspace/Models/Knowledge.svelte
index ad1bea4a70..600afa7741 100644
--- a/src/lib/components/workspace/Models/Knowledge.svelte
+++ b/src/lib/components/workspace/Models/Knowledge.svelte
@@ -1,4 +1,5 @@
 <script lang="ts">
+	import ModelSettingsLabel from './ModelSettingsLabel.svelte';
 	import { getContext, onMount } from 'svelte';
 	import { config, settings, user } from '$lib/stores';
 
@@ -196,7 +197,14 @@
 			class="grid w-full grid-cols-[7rem_minmax(0,1fr)_auto] items-center gap-2 rounded-md px-1 py-1.5 text-left text-xs font-normal disabled:cursor-default sm:grid-cols-[8rem_minmax(0,1fr)_auto]"
 		>
 			<span class="text-gray-600 dark:text-gray-400"
-				><slot name="label">{$i18n.t('Knowledge')}</slot></span
+				><slot name="label"
+					><ModelSettingsLabel
+						label={$i18n.t('Knowledge')}
+						description={$i18n.t(
+							'Attach knowledge bases, notes, or files for this model to reference in chats.'
+						)}
+					/></slot
+				></span
 			>
 			<span
 				bind:this={valueElement}
diff --git a/src/lib/components/workspace/Models/ModelEditor.svelte b/src/lib/components/workspace/Models/ModelEditor.svelte
index da0982faf7..d6e8d8031b 100644
--- a/src/lib/components/workspace/Models/ModelEditor.svelte
+++ b/src/lib/components/workspace/Models/ModelEditor.svelte
@@ -1,4 +1,5 @@
 <script lang="ts">
+	import ModelSettingsLabel from './ModelSettingsLabel.svelte';
 	import { toast } from 'svelte-sonner';
 	import { v4 as uuidv4 } from 'uuid';
 	import { beforeNavigate, goto } from '$app/navigation';
@@ -1220,7 +1221,12 @@
 											class="grid min-w-0 grid-cols-[7rem_minmax(0,1fr)] items-center gap-2 sm:grid-cols-[8rem_minmax(0,1fr)]"
 										>
 											<div class="text-xs font-normal text-gray-600 dark:text-gray-400">
-												{$i18n.t('Base Model (From)')}
+												<ModelSettingsLabel
+													label={$i18n.t('Base Model (From)')}
+													description={$i18n.t(
+														'Choose the underlying model that generates responses for this custom model.'
+													)}
+												/>
 											</div>
 
 											<div class="min-w-0">
@@ -1242,7 +1248,12 @@
 										class="grid min-w-0 grid-cols-[7rem_minmax(0,1fr)] items-start gap-2 sm:grid-cols-[8rem_minmax(0,1fr)]"
 									>
 										<div class="pt-1 text-xs font-normal text-gray-600 dark:text-gray-400">
-											{$i18n.t('Tags')}
+											<ModelSettingsLabel
+												label={$i18n.t('Tags')}
+												description={$i18n.t(
+													'Add tags to organize models and make them easier to find.'
+												)}
+											/>
 										</div>
 										<div class="min-w-0">
 											<Tags
@@ -1271,7 +1282,12 @@
 							<section class="mt-4">
 								<div class="space-y-2 px-1">
 									<div class="text-xs font-normal text-gray-600 dark:text-gray-400">
-										{$i18n.t('System Prompt')}
+										<ModelSettingsLabel
+											label={$i18n.t('System Prompt')}
+											description={$i18n.t(
+												'Set instructions that guide how this model behaves throughout a chat.'
+											)}
+										/>
 									</div>
 
 									{#if showSystemPrompt || !system.trim()}
@@ -1385,7 +1401,12 @@
 										on:click={() => (showAdvanced = !showAdvanced)}
 									>
 										<span class="font-normal text-gray-600 dark:text-gray-400"
-											>{$i18n.t('Advanced Params')}</span
+											><ModelSettingsLabel
+												label={$i18n.t('Advanced Params')}
+												description={$i18n.t(
+													'Override generation settings such as temperature, token limits, and sampling. Unmodified settings use the provider defaults.'
+												)}
+											/></span
 										>
 										<span class="text-gray-900 dark:text-gray-100">
 											{modifiedParamCount
@@ -1414,6 +1435,9 @@
 								<section class="mt-0.5">
 									<ModelSettingsSection
 										label={$i18n.t('Prompts')}
+										description={$i18n.t(
+											'Set the starter suggestions people see when opening a new chat with this model.'
+										)}
 										summary={editingLocale
 											? Array.isArray(info.meta.i18n?.[editingLocale]?.suggestion_prompts)
 												? $i18n.t('Custom')
@@ -1504,6 +1528,9 @@
 									/>
 									<ModelSettingsSection
 										label={$i18n.t('Voice')}
+										description={$i18n.t(
+											'Configure the realtime voice, voice avatar, and text-to-speech voice for this model.'
+										)}
 										summary={[
 											$config?.audio?.realtime?.enabled
 												? voice.voice || $i18n.t('Admin default')
@@ -1571,24 +1598,19 @@
 							</fieldset>
 
 							<div class="my-2 text-xs text-gray-400 dark:text-gray-500">
-								<div class="flex w-full items-center gap-2">
+								<div class="flex w-full items-center gap-2 opacity-30 transition-opacity hover:opacity-60 focus-within:opacity-60">
 									<button
 										type="button"
-										class="group flex h-7 min-w-0 flex-1 items-center justify-between gap-3 rounded-sm text-start text-xs focus-visible:outline focus-visible:outline-2 focus-visible:outline-offset-2"
+										class="flex h-7 min-w-0 flex-1 items-center justify-between gap-3 rounded-sm text-start text-xs focus-visible:outline focus-visible:outline-2 focus-visible:outline-offset-2"
 										aria-expanded={showPreview}
 										on:click={() => (showPreview = !showPreview)}
 									>
-										<span class="font-normal text-gray-600 dark:text-gray-400"
-											>{$i18n.t('JSON Preview')}</span
-										>
-										<span
-											aria-hidden="true"
-											class="text-gray-500 transition group-hover:text-gray-700 dark:group-hover:text-gray-300"
-											>{showPreview ? $i18n.t('Hide') : $i18n.t('Show')}</span
+										<span class="font-normal">{$i18n.t('JSON Preview')}</span>
+										<span aria-hidden="true">{showPreview ? $i18n.t('Hide') : $i18n.t('Show')}</span
 										>
 									</button>
 									<button
-										class="px-1.5 py-0.5 text-xs flex rounded-sm transition"
+										class="px-1.5 py-0.5 text-xs flex rounded-sm"
 										type="button"
 										on:click={async () => {
 											const copied = await copyToClipboard(
diff --git a/src/lib/components/workspace/Models/ModelSettingsLabel.svelte b/src/lib/components/workspace/Models/ModelSettingsLabel.svelte
new file mode 100644
index 0000000000..961848c452
--- /dev/null
+++ b/src/lib/components/workspace/Models/ModelSettingsLabel.svelte
@@ -0,0 +1,22 @@
+<script lang="ts">
+	import Tooltip from '$lib/components/common/Tooltip.svelte';
+
+	export let label = '';
+	export let description = '';
+</script>
+
+{#if description}
+	<Tooltip
+		as="span"
+		className="inline-flex w-fit max-w-full"
+		content={description}
+		allowHTML={false}
+	>
+		<span
+			class="cursor-help underline decoration-dotted decoration-gray-400/70 underline-offset-4 dark:decoration-gray-500"
+			>{label}</span
+		>
+	</Tooltip>
+{:else}
+	<span>{label}</span>
+{/if}
diff --git a/src/lib/components/workspace/Models/ModelSettingsSection.svelte b/src/lib/components/workspace/Models/ModelSettingsSection.svelte
index 80b229513b..a967531fdc 100644
--- a/src/lib/components/workspace/Models/ModelSettingsSection.svelte
+++ b/src/lib/components/workspace/Models/ModelSettingsSection.svelte
@@ -1,7 +1,9 @@
 <script lang="ts">
+	import ModelSettingsLabel from './ModelSettingsLabel.svelte';
 	import ChevronRight from '$lib/components/icons/ChevronRight.svelte';
 
 	export let label = '';
+	export let description = '';
 	export let summary = '';
 	export let open = false;
 </script>
@@ -10,7 +12,9 @@
 	<summary
 		class="grid cursor-pointer list-none grid-cols-[7rem_minmax(0,1fr)_auto] items-center gap-2 rounded-md px-1 py-1.5 text-xs font-normal focus-visible:outline focus-visible:outline-2 sm:grid-cols-[8rem_minmax(0,1fr)_auto] [&::-webkit-details-marker]:hidden"
 	>
-		<span class="text-gray-600 dark:text-gray-400">{label}</span>
+		<span class="text-gray-600 dark:text-gray-400"
+			><ModelSettingsLabel {label} {description} /></span
+		>
 		<slot name="summary">
 			<span class="truncate text-gray-900 dark:text-gray-100" title={summary}>{summary}</span>
 		</slot>
diff --git a/src/lib/components/workspace/Models/SkillsSelector.svelte b/src/lib/components/workspace/Models/SkillsSelector.svelte
index 6557209b71..205512686e 100644
--- a/src/lib/components/workspace/Models/SkillsSelector.svelte
+++ b/src/lib/components/workspace/Models/SkillsSelector.svelte
@@ -17,6 +17,7 @@
 <TypeaheadSelector
 	id="model-skillsselector"
 	label={$i18n.t('Skills')}
+	description={$i18n.t('Attach reusable instructions and resources for specific tasks.')}
 	items={skills.filter((skill) => skill.is_active !== false)}
 	selectedIds={selectedSkillIds}
 	{disabled}
diff --git a/src/lib/components/workspace/Models/TerminalSelector.svelte b/src/lib/components/workspace/Models/TerminalSelector.svelte
index 04ed767867..c27e9f5c11 100644
--- a/src/lib/components/workspace/Models/TerminalSelector.svelte
+++ b/src/lib/components/workspace/Models/TerminalSelector.svelte
@@ -1,5 +1,6 @@
 <script lang="ts">
 	import { getContext, onMount } from 'svelte';
+	import ModelSettingsLabel from './ModelSettingsLabel.svelte';
 	import { getTerminalServers, type TerminalServer } from '$lib/apis/terminal';
 
 	const i18n = getContext<any>('i18n');
@@ -17,7 +18,10 @@
 	<label
 		class="flex min-h-8 items-center justify-between gap-3 px-1 text-xs font-normal text-gray-600 dark:text-gray-400"
 	>
-		<span>{$i18n.t('Default terminal')}</span>
+		<ModelSettingsLabel
+			label={$i18n.t('Default terminal')}
+			description={$i18n.t('Choose the terminal server selected by default for chats with this model.')}
+		/>
 		<select
 			class="min-w-0 max-w-[60%] cursor-pointer bg-transparent py-0 text-xs font-normal text-gray-900 outline-hidden dark:text-gray-100"
 			bind:value={terminalId}
diff --git a/src/lib/components/workspace/Models/ToolsSelector.svelte b/src/lib/components/workspace/Models/ToolsSelector.svelte
index 5aec715e17..f42c081229 100644
--- a/src/lib/components/workspace/Models/ToolsSelector.svelte
+++ b/src/lib/components/workspace/Models/ToolsSelector.svelte
@@ -18,6 +18,9 @@
 <TypeaheadSelector
 	id="model-toolsselector"
 	label={$i18n.t('Tools')}
+	description={$i18n.t(
+		'Connect tools this model can call to retrieve information or perform actions.'
+	)}
 	items={tools}
 	selectedIds={selectedToolIds}
 	{disabled}
diff --git a/src/lib/components/workspace/Models/TypeaheadSelector.svelte b/src/lib/components/workspace/Models/TypeaheadSelector.svelte
index 41b8cc4e7b..bda4550108 100644
--- a/src/lib/components/workspace/Models/TypeaheadSelector.svelte
+++ b/src/lib/components/workspace/Models/TypeaheadSelector.svelte
@@ -1,4 +1,5 @@
 <script lang="ts">
+	import ModelSettingsLabel from './ModelSettingsLabel.svelte';
 	import { resolveLocalizedResource } from '$lib/utils/localizedContent';
 	import { createEventDispatcher, getContext, tick } from 'svelte';
 	import Dropdown from '$lib/components/common/Dropdown.svelte';
@@ -23,6 +24,7 @@
 	export let triggerLabel = '';
 	export let emptyLabel = '';
 	export let label = '';
+	export let description = '';
 	export let emptyHint = '';
 	export let workspaceHref = '';
 	export let disabled = false;
@@ -124,7 +126,9 @@
 				: 'flex min-w-0 items-center bg-transparent text-xs text-gray-500 hover:text-gray-700 dark:text-gray-400 dark:hover:text-gray-300'}
 		>
 			{#if label}
-				<span class="text-gray-600 dark:text-gray-400">{label}</span>
+				<span class="text-gray-600 dark:text-gray-400"
+					><ModelSettingsLabel {label} {description} /></span
+				>
 				<span
 					bind:this={valueElement}
 					class="flex min-w-0 items-center gap-1 text-gray-900 dark:text-gray-100"
diff --git a/src/lib/i18n/locales/en-US/translation.json b/src/lib/i18n/locales/en-US/translation.json
index 303f87ddb6..b31285b016 100644
--- a/src/lib/i18n/locales/en-US/translation.json
+++ b/src/lib/i18n/locales/en-US/translation.json
@@ -1,4 +1,19 @@
 {
+	"Choose the terminal server selected by default for chats with this model.": "",
+	"Add tags to organize models and make them easier to find.": "",
+	"Connect tools this model can call to retrieve information or perform actions.": "",
+	"Attach reusable instructions and resources for specific tasks.": "",
+	"Apply functions that process messages before or after the model responds.": "",
+	"Add custom action buttons to model responses.": "",
+	"Attach knowledge bases, notes, or files for this model to reference in chats.": "",
+	"Choose which features are available for this model. The connected model and provider must support them.": "",
+	"Choose which available features start enabled in new chats.": "",
+	"Choose which built-in tools this model can use when Builtin Tools is enabled.": "",
+	"Set the starter suggestions people see when opening a new chat with this model.": "",
+	"Configure the realtime voice, voice avatar, and text-to-speech voice for this model.": "",
+	"Override generation settings such as temperature, token limits, and sampling. Unmodified settings use the provider defaults.": "",
+	"Set instructions that guide how this model behaves throughout a chat.": "",
+	"Choose the underlying model that generates responses for this custom model.": "",
 	"{{count}} modified": "",
 	"-1 for no limit, or a positive integer for a specific limit": "",
 	"(latest)": "",