diff --git a/app/Http/Controllers/Api/NearestArticleController.php b/app/Http/Controllers/Api/NearestArticleController.php
new file mode 100644
index 0000000..22b7bee
--- /dev/null
+++ b/app/Http/Controllers/Api/NearestArticleController.php
@@ -0,0 +1,81 @@
+<?php
+
+namespace App\Http\Controllers\Api;
+
+use App\Exceptions\OllamaUnavailableException;
+use App\Http\Controllers\Controller;
+use App\Repositories\Contracts\ArticleRepositoryInterface;
+use App\Services\EmbeddingService;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+
+class NearestArticleController extends Controller
+{
+    public function __invoke(
+        Request $request,
+        EmbeddingService $embeddingService,
+        ArticleRepositoryInterface $articleRepository
+    ): JsonResponse {
+        $validated = $request->validate([
+            'query' => ['required', 'string', 'min:2', 'max:1000'],
+            'limit' => ['sometimes', 'integer', 'min:1', 'max:20'],
+            'min_similarity' => ['sometimes', 'numeric', 'min:0', 'max:1'],
+            'include_content' => ['sometimes', 'boolean'],
+        ]);
+
+        $query = trim($validated['query']);
+        $limit = (int) ($validated['limit'] ?? 5);
+        $minSimilarity = (float) ($validated['min_similarity'] ?? 0);
+        $includeContent = $request->boolean('include_content', false);
+
+        try {
+            $embedding = $embeddingService->embed($query);
+        } catch (OllamaUnavailableException $exception) {
+            return response()->json([
+                'message' => 'Embedding provider is unavailable.',
+                'error' => $exception->getMessage(),
+            ], 503);
+        }
+
+        $embeddingContext = $embeddingService->context();
+        $candidates = $articleRepository->findSimilarByEmbedding(
+            embedding: $embedding,
+            limit: $limit,
+            embeddingContext: $embeddingContext,
+            filters: ['published_only' => true]
+        );
+
+        $results = collect($candidates)
+            ->map(function ($candidate) use ($includeContent) {
+                $similarity = max(0, min(1, 1 - $candidate->distance));
+                $content = trim($candidate->content);
+
+                return [
+                    'article_id' => $candidate->articleId,
+                    'title' => $candidate->title,
+                    'similarity' => round($similarity, 4),
+                    'distance' => round($candidate->distance, 4),
+                    'snippet' => str($content)->limit(220)->toString(),
+                    'content' => $includeContent ? $content : null,
+                    'source_url' => $candidate->sourceUrl,
+                    'source_article_id' => $candidate->sourceArticleId,
+                    'note' => $candidate->note,
+                    'allowed_actions' => $candidate->allowedActions,
+                ];
+            })
+            ->filter(fn (array $result) => $result['similarity'] >= $minSimilarity)
+            ->values();
+
+        return response()->json([
+            'data' => $results,
+            'meta' => [
+                'query' => $query,
+                'limit' => $limit,
+                'min_similarity' => $minSimilarity,
+                'published_only' => true,
+                'embedding_provider_instance_id' => $embeddingContext['provider_instance_id'] ?? null,
+                'embedding_model' => $embeddingContext['embedding_model'] ?? null,
+            ],
+        ]);
+    }
+}
diff --git a/app/Livewire/Admin/ArticleManager.php b/app/Livewire/Admin/ArticleManager.php
index 09f3593..9675c8a 100644
--- a/app/Livewire/Admin/ArticleManager.php
+++ b/app/Livewire/Admin/ArticleManager.php
@@ -19,6 +19,14 @@ class ArticleManager extends Component
 
     public array $allowedActions = [];
 
+    public string $search = '';
+
+    public ?int $editingArticleId = null;
+
+    public string $editTitle = '';
+
+    public string $editContent = '';
+
     public array $articleNotes = [];
 
     public array $articleAllowedActions = [];
@@ -55,6 +63,51 @@ class ArticleManager extends Component
         $this->resetPage();
     }
 
+    public function updatedSearch(): void
+    {
+        $this->resetPage();
+    }
+
+    public function startEdit(int $articleId, AdminArticleService $service): void
+    {
+        $article = $service->findById($articleId);
+        if ($article === null) {
+            session()->flash('success', "Artikel #{$articleId} bestaat niet meer.");
+
+            return;
+        }
+
+        $this->editingArticleId = $article->id;
+        $this->editTitle = $article->title;
+        $this->editContent = $article->content;
+    }
+
+    public function cancelEdit(): void
+    {
+        $this->reset(['editingArticleId', 'editTitle', 'editContent']);
+        $this->resetValidation(['editTitle', 'editContent']);
+    }
+
+    public function saveEdit(AdminArticleService $service): void
+    {
+        if ($this->editingArticleId === null) {
+            return;
+        }
+
+        $this->validate([
+            'editTitle' => ['required', 'string', 'max:255'],
+            'editContent' => ['required', 'string', 'max:12000'],
+        ]);
+
+        $updated = $service->updateContent($this->editingArticleId, $this->editTitle, $this->editContent);
+
+        session()->flash('success', $updated
+            ? "Artikel #{$this->editingArticleId} is bijgewerkt en wordt opnieuw geindexeerd."
+            : "Artikel #{$this->editingArticleId} bestaat niet meer.");
+
+        $this->cancelEdit();
+    }
+
     public function saveMetadata(int $articleId, AdminArticleService $service): void
     {
         $this->validate([
@@ -90,8 +143,8 @@ class ArticleManager extends Component
 
     public function render(AdminArticleService $service, AdminQuickReplyService $quickReplyService)
     {
-        $articles = $service->paginate(10);
-        $this->hydrateArticleMetadataState($articles->items());
+        $articles = $service->paginate(10, $this->search);
+        $this->fillArticleMetadataState($articles->items());
 
         return view('livewire.admin.article-manager', [
             'articles' => $articles,
@@ -99,7 +152,7 @@ class ArticleManager extends Component
         ]);
     }
 
-    private function hydrateArticleMetadataState(array $articles): void
+    private function fillArticleMetadataState(array $articles): void
     {
         foreach ($articles as $article) {
             if (! array_key_exists($article->id, $this->articleNotes)) {
diff --git a/app/Repositories/ArticleRepository.php b/app/Repositories/ArticleRepository.php
index afde4ea..1dc70f4 100644
--- a/app/Repositories/ArticleRepository.php
+++ b/app/Repositories/ArticleRepository.php
@@ -9,13 +9,20 @@ use App\Repositories\Contracts\ArticleRepositoryInterface;
 
 class ArticleRepository implements ArticleRepositoryInterface
 {
-    public function findSimilarByEmbedding(array $embedding, int $limit = 5, array $embeddingContext = []): array
+    public function findSimilarByEmbedding(array $embedding, int $limit = 5, array $embeddingContext = [], array $filters = []): array
     {
         $vector = '['.implode(',', array_map(static fn ($value) => (float) $value, $embedding)).']';
 
         $chunkDistances = ArticleChunk::query()
             ->selectRaw('article_id, MIN(embedding <=> ?::vector) as distance', [$vector])
             ->whereNotNull('embedding')
+            ->when((bool) ($filters['published_only'] ?? false), function ($query) {
+                $query->whereHas('article', function ($articleQuery) {
+                    $articleQuery
+                        ->where('status', 'published')
+                        ->where('is_ai_draft', false);
+                });
+            })
             ->when($embeddingContext !== [], function ($query) use ($embeddingContext) {
                 $query
                     ->where('embedding_provider_instance_id', $embeddingContext['provider_instance_id'] ?? null)
diff --git a/app/Repositories/Contracts/ArticleRepositoryInterface.php b/app/Repositories/Contracts/ArticleRepositoryInterface.php
index 9e30d34..9f28cb1 100644
--- a/app/Repositories/Contracts/ArticleRepositoryInterface.php
+++ b/app/Repositories/Contracts/ArticleRepositoryInterface.php
@@ -7,5 +7,5 @@ use App\DTOs\ArticleCandidateDTO;
 interface ArticleRepositoryInterface
 {
     /** @return array<ArticleCandidateDTO> */
-    public function findSimilarByEmbedding(array $embedding, int $limit = 5, array $embeddingContext = []): array;
+    public function findSimilarByEmbedding(array $embedding, int $limit = 5, array $embeddingContext = [], array $filters = []): array;
 }
diff --git a/app/Services/AdminArticleService.php b/app/Services/AdminArticleService.php
index 511953e..19bba24 100644
--- a/app/Services/AdminArticleService.php
+++ b/app/Services/AdminArticleService.php
@@ -9,10 +9,29 @@ use Illuminate\Support\Facades\DB;
 
 class AdminArticleService
 {
-    public function paginate(int $perPage = 10): LengthAwarePaginator
+    public function paginate(int $perPage = 10, ?string $search = null): LengthAwarePaginator
     {
+        $search = $search !== null ? trim($search) : '';
+
+        $numericSearch = ltrim($search, '#');
+
         return Article::query()
             ->with('quickReplies')
+            ->when($search !== '', function ($query) use ($numericSearch, $search): void {
+                $like = "%{$search}%";
+
+                $query->where(function ($query) use ($numericSearch, $like): void {
+                    $query
+                        ->where('title', 'ilike', $like)
+                        ->orWhere('content', 'ilike', $like)
+                        ->orWhere('source_url', 'ilike', $like)
+                        ->orWhere('source_article_id', 'ilike', $like);
+
+                    if (ctype_digit($numericSearch)) {
+                        $query->orWhere('id', (int) $numericSearch);
+                    }
+                });
+            })
             ->latest()
             ->paginate($perPage);
     }
@@ -34,6 +53,25 @@ class AdminArticleService
         return (bool) Article::query()->whereKey($articleId)->delete();
     }
 
+    public function findById(int $articleId): ?Article
+    {
+        return Article::query()->find($articleId);
+    }
+
+    public function updateContent(int $articleId, string $title, string $content): bool
+    {
+        $article = Article::query()->find($articleId);
+        if ($article === null) {
+            return false;
+        }
+
+        $article->title = trim($title);
+        $article->content = trim($content);
+        $article->save();
+
+        return true;
+    }
+
     public function updateMetadata(int $articleId, ?string $note, array $allowedActions, array $quickReplyIds = []): bool
     {
         $article = Article::query()->find($articleId);
diff --git a/app/Services/AppSettingsService.php b/app/Services/AppSettingsService.php
index 7a0bf47..4ef82fb 100644
--- a/app/Services/AppSettingsService.php
+++ b/app/Services/AppSettingsService.php
@@ -130,6 +130,20 @@ class AppSettingsService
         return $default;
     }
 
+    public function toneAddressing(): string
+    {
+        return $this->get('tone_addressing', 'je') === 'u' ? 'u' : 'je';
+    }
+
+    public function toneInstruction(): string
+    {
+        if ($this->toneAddressing() === 'u') {
+            return 'Als de klanttaal Nederlands is: spreek de klant consequent formeel aan met u/uw. Gebruik geen je/jij/jouw.';
+        }
+
+        return 'Als de klanttaal Nederlands is: spreek de klant consequent informeel aan met je/jij/jouw. Gebruik geen u/uw.';
+    }
+
     public function promptSettings(): array
     {
         $settings = $this->all();
diff --git a/app/Services/KnowledgeGapService.php b/app/Services/KnowledgeGapService.php
index 742228c..d7cf6c7 100644
--- a/app/Services/KnowledgeGapService.php
+++ b/app/Services/KnowledgeGapService.php
@@ -8,6 +8,8 @@ use Illuminate\Support\Str;
 
 class KnowledgeGapService
 {
+    public const CONFIDENCE_THRESHOLD = 0.45;
+
     public function __construct(
         private readonly LlmClientInterface $llmClient,
         private readonly AppSettingsService $settings,
@@ -16,7 +18,7 @@ class KnowledgeGapService
     public function shouldCreateDraft(Ticket $ticket, array $result): bool
     {
         $confidence = (float) ($result['confidence'] ?? 0);
-        if ($confidence < 0.45) {
+        if ($confidence < self::CONFIDENCE_THRESHOLD) {
             return true;
         }
 
@@ -41,6 +43,7 @@ class KnowledgeGapService
         $prompt = $basePrompt."\n\n".
             "Klantvraag:\n{$question}\n\n".
             "Originele taal: {$language}. Schrijf titel en inhoud in deze taal.\n\n".
+            'Aanspreekvorm: '.$this->settings->toneInstruction()."\n\n".
             "Huidige kandidaten (mogelijk onvoldoende):\n{$topCandidates}\n\n".
             'Content moet praktisch zijn met duidelijke stappen.';
 
diff --git a/app/Services/SupportReplyService.php b/app/Services/SupportReplyService.php
index 7df726d..b6cd8b6 100644
--- a/app/Services/SupportReplyService.php
+++ b/app/Services/SupportReplyService.php
@@ -18,18 +18,22 @@ class SupportReplyService
     public function build(Ticket $ticket, ?Article $bestArticle, string $explanation, ?array $toolCall = null): string
     {
         $basePrompt = $this->settings->getPrompt('support_reply', 'Give only direct advice in the requested output language.');
+        $toneInstruction = $this->settings->toneInstruction();
 
         if ($bestArticle === null) {
-            return "Geen passend kennisbankartikel gevonden.\n\n1. Controleer of je vraag voldoende details bevat (product, domein, foutmelding).\n2. Escaleer naar support voor handmatige opvolging.\n3. Voeg een nieuw kennisbankartikel toe na afhandeling van deze case.";
+            return "Geen passend kennisbankartikel gevonden.\n\n1. Controleer of de klantvraag voldoende details bevat (product, domein, foutmelding).\n2. Escaleer naar support voor handmatige opvolging.\n3. Voeg een nieuw kennisbankartikel toe na afhandeling van deze case.";
         }
 
         if ((bool) config('services.llm.ranking_enabled', true)) {
             $userInput = $ticket->normalized_message ?: $ticket->message;
             $language = (string) ($ticket->redaction_report['language'] ?? 'nl');
+            $articleUrl = $bestArticle->source_url ?: 'niet beschikbaar';
             $llmPrompt = $basePrompt."\n\n".
                 "Customer language: {$language}. Write the advice in this language.\n".
+                "Aanspreekvorm: {$toneInstruction}\n".
                 'Gebruikersvraag (genormaliseerd): '.$userInput."\n".
                 'Beste artikel titel: '.$bestArticle->title."\n".
+                'Beste artikel URL: '.$articleUrl."\n".
                 'Beste artikel content: '.$bestArticle->content."\n".
                 'Interne artikelnotitie: '.($bestArticle->note ?: '-')."\n".
                 'Waarom dit artikel gekozen is: '.$explanation."\n\n".
@@ -39,7 +43,9 @@ class SupportReplyService
                 "- GEEN aanhef, GEEN afsluiting, GEEN bedanktekst.\n".
                 "- Begin direct met de oplossing.\n".
                 "- Geef 3-6 genummerde actiepunten.\n".
+                "- Volg de aanspreekvorm exact.\n".
                 "- Voeg een korte controle-stap toe als laatste punt.\n".
+                "- Eindig altijd met precies 1 bronregel: 'Bron: <url>' of 'Bron: niet beschikbaar'.\n".
                 '- Geen markdown, geen codeblokken.';
 
             try {
@@ -69,7 +75,8 @@ class SupportReplyService
             "3. Voer de herstel- of controleacties uit die in het artikel worden genoemd.\n".
             "4. Controleer daarna of het oorspronkelijke probleem niet meer optreedt.\n\n".
             'Relevantie: '.$safeExplanation."\n".
-            'Bronsamenvatting: '.$snippet;
+            'Bronsamenvatting: '.$snippet."\n".
+            'Bron: '.($bestArticle->source_url ?: 'niet beschikbaar');
     }
 
     private function formatToolCallForPrompt(?array $toolCall): string
@@ -100,7 +107,7 @@ class SupportReplyService
             || str_contains($lower, 'curl error');
 
         if ($hasTechnicalFailure) {
-            return 'Dit artikel sluit het beste aan op je vraag en bevat de meest relevante stappen om dit in te stellen.';
+            return 'Dit artikel sluit het beste aan op de klantvraag en bevat de meest relevante stappen om dit in te stellen.';
         }
 
         return $explanation;
diff --git a/public/.htaccess b/public/.htaccess
deleted file mode 100644
index b574a59..0000000
--- a/public/.htaccess
+++ /dev/null
@@ -1,25 +0,0 @@
-<IfModule mod_rewrite.c>
-    <IfModule mod_negotiation.c>
-        Options -MultiViews -Indexes
-    </IfModule>
-
-    RewriteEngine On
-
-    # Handle Authorization Header
-    RewriteCond %{HTTP:Authorization} .
-    RewriteRule .* - [E=HTTP_AUTHORIZATION:%{HTTP:Authorization}]
-
-    # Handle X-XSRF-Token Header
-    RewriteCond %{HTTP:x-xsrf-token} .
-    RewriteRule .* - [E=HTTP_X_XSRF_TOKEN:%{HTTP:X-XSRF-Token}]
-
-    # Redirect Trailing Slashes If Not A Folder...
-    RewriteCond %{REQUEST_FILENAME} !-d
-    RewriteCond %{REQUEST_URI} (.+)/$
-    RewriteRule ^ %1 [L,R=301]
-
-    # Send Requests To Front Controller...
-    RewriteCond %{REQUEST_FILENAME} !-d
-    RewriteCond %{REQUEST_FILENAME} !-f
-    RewriteRule ^ index.php [L]
-</IfModule>
diff --git a/resources/views/admin/knowledge-search-demo.blade.php b/resources/views/admin/knowledge-search-demo.blade.php
new file mode 100644
index 0000000..f799531
--- /dev/null
+++ b/resources/views/admin/knowledge-search-demo.blade.php
@@ -0,0 +1,247 @@
+<x-layouts.admin title="Knowledge Base Search Demo">
+    <div class="space-y-6">
+        <section class="bg-white border border-slate-200 rounded-lg p-6">
+            <div class="flex flex-col gap-2 sm:flex-row sm:items-start sm:justify-between">
+                <div>
+                    <h2 class="text-xl font-semibold">Website kennisbank search</h2>
+                    <p class="text-sm text-slate-600 mt-1">
+                        Demo voor het ophalen van de dichtstbijzijnde gepubliceerde artikelen via vector search.
+                    </p>
+                </div>
+                <span class="inline-flex w-fit items-center rounded bg-emerald-50 px-2 py-1 text-xs font-medium text-emerald-700">
+                    GET /api/articles/nearest
+                </span>
+            </div>
+
+            <form id="nearest-articles-form" class="mt-6 grid gap-4 lg:grid-cols-[1fr_140px_170px_auto]">
+                <label class="block">
+                    <span class="text-sm font-medium text-slate-700">Zoekvraag</span>
+                    <input
+                        id="query"
+                        name="query"
+                        type="search"
+                        value="Hoe stel ik DNS in?"
+                        class="mt-1 w-full rounded-md border border-slate-300 px-3 py-2 text-sm shadow-sm focus:border-slate-900 focus:outline-none focus:ring-1 focus:ring-slate-900"
+                        required
+                        minlength="2"
+                        maxlength="1000"
+                    >
+                </label>
+
+                <label class="block">
+                    <span class="text-sm font-medium text-slate-700">Aantal</span>
+                    <input
+                        id="limit"
+                        name="limit"
+                        type="number"
+                        min="1"
+                        max="20"
+                        value="5"
+                        class="mt-1 w-full rounded-md border border-slate-300 px-3 py-2 text-sm shadow-sm focus:border-slate-900 focus:outline-none focus:ring-1 focus:ring-slate-900"
+                    >
+                </label>
+
+                <label class="block">
+                    <span class="text-sm font-medium text-slate-700">Min. similarity</span>
+                    <input
+                        id="min_similarity"
+                        name="min_similarity"
+                        type="number"
+                        min="0"
+                        max="1"
+                        step="0.01"
+                        value="0"
+                        class="mt-1 w-full rounded-md border border-slate-300 px-3 py-2 text-sm shadow-sm focus:border-slate-900 focus:outline-none focus:ring-1 focus:ring-slate-900"
+                    >
+                </label>
+
+                <button
+                    type="submit"
+                    class="mt-6 inline-flex h-10 items-center justify-center rounded-md bg-slate-900 px-4 text-sm font-medium text-white hover:bg-slate-800"
+                >
+                    Zoek
+                </button>
+            </form>
+
+            <div id="status" class="mt-4 hidden rounded-md border px-3 py-2 text-sm"></div>
+        </section>
+
+        <section class="grid gap-6 lg:grid-cols-[1fr_420px]">
+            <div class="bg-white border border-slate-200 rounded-lg p-6">
+                <div class="flex items-center justify-between gap-3">
+                    <h3 class="font-semibold">Resultaten</h3>
+                    <span id="result-count" class="text-xs text-slate-500">Nog niet gezocht</span>
+                </div>
+                <div id="results" class="mt-4 space-y-3"></div>
+            </div>
+
+            <aside class="bg-white border border-slate-200 rounded-lg p-6">
+                <h3 class="font-semibold">Call documentatie</h3>
+
+                <div class="mt-4 space-y-4 text-sm">
+                    <div>
+                        <p class="font-medium text-slate-700">Endpoint</p>
+                        <pre class="mt-1 overflow-auto rounded bg-slate-950 p-3 text-xs text-slate-100">GET /api/articles/nearest</pre>
+                    </div>
+
+                    <div>
+                        <p class="font-medium text-slate-700">Query parameters</p>
+                        <dl class="mt-2 divide-y divide-slate-100 border-y border-slate-100">
+                            <div class="grid grid-cols-[130px_1fr] gap-3 py-2">
+                                <dt class="font-mono text-xs text-slate-700">query</dt>
+                                <dd class="text-slate-600">Verplicht. De zoekvraag die wordt ge-embed.</dd>
+                            </div>
+                            <div class="grid grid-cols-[130px_1fr] gap-3 py-2">
+                                <dt class="font-mono text-xs text-slate-700">limit</dt>
+                                <dd class="text-slate-600">Optioneel. 1 t/m 20, standaard 5.</dd>
+                            </div>
+                            <div class="grid grid-cols-[130px_1fr] gap-3 py-2">
+                                <dt class="font-mono text-xs text-slate-700">min_similarity</dt>
+                                <dd class="text-slate-600">Optioneel. 0 t/m 1, standaard 0.</dd>
+                            </div>
+                            <div class="grid grid-cols-[130px_1fr] gap-3 py-2">
+                                <dt class="font-mono text-xs text-slate-700">include_content</dt>
+                                <dd class="text-slate-600">Optioneel. Boolean, standaard false.</dd>
+                            </div>
+                        </dl>
+                    </div>
+
+                    <div>
+                        <p class="font-medium text-slate-700">Voorbeeld</p>
+                        <pre id="request-example" class="mt-1 overflow-auto rounded bg-slate-950 p-3 text-xs text-slate-100">GET /api/articles/nearest?query=Hoe%20stel%20ik%20DNS%20in%3F&amp;limit=5&amp;min_similarity=0</pre>
+                    </div>
+
+                    <div>
+                        <p class="font-medium text-slate-700">Response shape</p>
+                        <pre class="mt-1 overflow-auto rounded bg-slate-950 p-3 text-xs text-slate-100">{
+  "data": [
+    {
+      "article_id": 12,
+      "title": "DNS instellen",
+      "similarity": 0.8421,
+      "distance": 0.1579,
+      "snippet": "Korte preview van het artikel...",
+      "content": null,
+      "source_url": "https://...",
+      "source_article_id": 12345,
+      "note": null,
+      "allowed_actions": []
+    }
+  ],
+  "meta": {
+    "query": "Hoe stel ik DNS in?",
+    "limit": 5,
+    "min_similarity": 0,
+    "published_only": true,
+    "embedding_provider_instance_id": "default",
+    "embedding_model": "nomic-embed-text"
+  }
+}</pre>
+                    </div>
+                </div>
+            </aside>
+        </section>
+    </div>
+
+    <script>
+        const form = document.getElementById('nearest-articles-form');
+        const resultsEl = document.getElementById('results');
+        const statusEl = document.getElementById('status');
+        const resultCountEl = document.getElementById('result-count');
+        const requestExampleEl = document.getElementById('request-example');
+
+        function setStatus(message, type = 'info') {
+            statusEl.classList.remove('hidden', 'border-red-200', 'bg-red-50', 'text-red-700', 'border-slate-200', 'bg-slate-50', 'text-slate-700');
+            statusEl.classList.add(type === 'error' ? 'border-red-200' : 'border-slate-200');
+            statusEl.classList.add(type === 'error' ? 'bg-red-50' : 'bg-slate-50');
+            statusEl.classList.add(type === 'error' ? 'text-red-700' : 'text-slate-700');
+            statusEl.textContent = message;
+        }
+
+        function clearStatus() {
+            statusEl.classList.add('hidden');
+            statusEl.textContent = '';
+        }
+
+        function buildUrl() {
+            const params = new URLSearchParams({
+                query: document.getElementById('query').value,
+                limit: document.getElementById('limit').value || '5',
+                min_similarity: document.getElementById('min_similarity').value || '0',
+            });
+
+            return `/api/articles/nearest?${params.toString()}`;
+        }
+
+        function escapeHtml(value) {
+            const div = document.createElement('div');
+            div.textContent = value ?? '';
+
+            return div.innerHTML;
+        }
+
+        function renderResults(results) {
+            resultCountEl.textContent = `${results.length} resultaat${results.length === 1 ? '' : 'en'}`;
+
+            if (results.length === 0) {
+                resultsEl.innerHTML = '<div class="rounded-md border border-slate-200 bg-slate-50 p-4 text-sm text-slate-600">Geen artikelen gevonden voor deze zoekvraag of threshold.</div>';
+                return;
+            }
+
+            resultsEl.innerHTML = results.map((result) => {
+                const url = result.source_url
+                    ? `<a href="${escapeHtml(result.source_url)}" target="_blank" rel="noreferrer" class="text-sm text-slate-900 underline">Bron openen</a>`
+                    : '';
+
+                return `
+                    <article class="rounded-md border border-slate-200 p-4">
+                        <div class="flex flex-col gap-2 sm:flex-row sm:items-start sm:justify-between">
+                            <div>
+                                <h4 class="font-medium">${escapeHtml(result.title)}</h4>
+                                <p class="mt-1 text-sm text-slate-600">${escapeHtml(result.snippet)}</p>
+                            </div>
+                            <span class="w-fit rounded bg-slate-100 px-2 py-1 text-xs font-medium text-slate-700">
+                                ${(result.similarity * 100).toFixed(1)}%
+                            </span>
+                        </div>
+                        <div class="mt-3 flex flex-wrap items-center gap-3 text-xs text-slate-500">
+                            <span>Article #${result.article_id}</span>
+                            <span>Distance ${result.distance}</span>
+                            ${url}
+                        </div>
+                    </article>
+                `;
+            }).join('');
+        }
+
+        form.addEventListener('submit', async (event) => {
+            event.preventDefault();
+            clearStatus();
+            resultsEl.innerHTML = '';
+            resultCountEl.textContent = 'Zoeken...';
+
+            const url = buildUrl();
+            requestExampleEl.textContent = `GET ${url}`;
+
+            try {
+                const response = await fetch(url, {
+                    headers: {
+                        'Accept': 'application/json',
+                    },
+                });
+
+                const payload = await response.json();
+
+                if (!response.ok) {
+                    throw new Error(payload.message || 'De request is mislukt.');
+                }
+
+                renderResults(payload.data || []);
+                setStatus('Request afgerond via vector search.');
+            } catch (error) {
+                resultCountEl.textContent = 'Mislukt';
+                setStatus(error.message, 'error');
+            }
+        });
+    </script>
+</x-layouts.admin>
diff --git a/resources/views/components/admin/confidence-badge.blade.php b/resources/views/components/admin/confidence-badge.blade.php
new file mode 100644
index 0000000..603efaa
--- /dev/null
+++ b/resources/views/components/admin/confidence-badge.blade.php
@@ -0,0 +1,25 @@
+@props([
+    'confidence',
+    'threshold' => \App\Services\KnowledgeGapService::CONFIDENCE_THRESHOLD,
+])
+
+@php
+    $score = (float) $confidence;
+    $passes = $score >= (float) $threshold;
+@endphp
+
+<span @class([
+    'inline-flex items-center gap-1 rounded px-2 py-0.5 text-xs font-medium',
+    'bg-green-100 text-green-800' => $passes,
+    'bg-amber-100 text-amber-900' => ! $passes,
+])>
+    <span @class([
+        'h-2 w-2 rounded-full',
+        'bg-green-600' => $passes,
+        'bg-amber-600' => ! $passes,
+    ])></span>
+    Confidence {{ number_format($score, 2) }}
+    <span class="text-[11px] opacity-80">
+        {{ $passes ? 'haalt drempel' : 'onder drempel' }} {{ number_format((float) $threshold, 2) }}
+    </span>
+</span>
diff --git a/resources/views/components/layouts/admin.blade.php b/resources/views/components/layouts/admin.blade.php
index 65b3d07..bb40861 100644
--- a/resources/views/components/layouts/admin.blade.php
+++ b/resources/views/components/layouts/admin.blade.php
@@ -17,6 +17,7 @@
                 <nav class="flex gap-3 text-sm">
                     <a href="{{ route('admin.dashboard') }}" class="hover:underline">Dashboard</a>
                     <a href="{{ route('admin.articles') }}" class="hover:underline">Articles</a>
+                    <a href="{{ route('admin.knowledge-search-demo') }}" class="hover:underline">KB demo</a>
                     <a href="{{ route('admin.quick-replies') }}" class="hover:underline">Snelantwoorden</a>
                     <a href="{{ route('admin.tickets') }}" class="hover:underline">Tickets</a>
                     <a href="{{ route('admin.process') }}" class="hover:underline">Proces</a>
diff --git a/resources/views/livewire/admin/article-manager.blade.php b/resources/views/livewire/admin/article-manager.blade.php
index f4be144..fa9b750 100644
--- a/resources/views/livewire/admin/article-manager.blade.php
+++ b/resources/views/livewire/admin/article-manager.blade.php
@@ -35,91 +35,142 @@
     </div>
 
     <div class="bg-white rounded-xl p-4 shadow">
-        <h2 class="font-semibold mb-3">Artikelen</h2>
+        <div class="flex flex-col gap-3 mb-4 lg:flex-row lg:items-end lg:justify-between">
+            <div>
+                <h2 class="font-semibold">Artikelen</h2>
+                <p class="text-sm text-slate-500">Zoek op titel, inhoud, bron of artikelnummer.</p>
+            </div>
+            <div class="w-full lg:w-96">
+                <label for="article-search" class="block text-xs font-semibold text-slate-500 mb-1">Zoeken</label>
+                <input id="article-search" wire:model.live.debounce.300ms="search" type="search"
+                    class="w-full border rounded p-2" placeholder="Bijvoorbeeld: DNS, e-mail, #42">
+            </div>
+        </div>
         <div class="space-y-3">
-            @foreach ($articles as $article)
-                <div class="border rounded p-3">
-                    <div class="flex items-start justify-between gap-3">
-                        <div>
-                            <div class="font-medium">#{{ $article->id }} {{ $article->title }}</div>
-                            @if (($article->status ?? 'published') === 'draft')
-                                <span
-                                    class="inline-block mt-1 text-xs px-2 py-0.5 rounded bg-amber-100 text-amber-800">Concept
-                                    (AI)</span>
-                            @endif
-                        </div>
-                        <div class="flex items-center gap-3">
-                            @if (($article->status ?? 'published') === 'draft')
-                                <button type="button" wire:click="approveDraft({{ $article->id }})"
-                                    class="text-sm text-green-700 hover:underline">
-                                    Valideren & publiceren
-                                </button>
-                            @endif
-                            <button type="button" wire:click="deleteArticle({{ $article->id }})"
-                                wire:confirm="Weet je zeker dat je dit artikel wilt verwijderen?"
-                                class="text-sm text-red-600 hover:underline">
-                                Verwijderen
-                            </button>
-                        </div>
-                    </div>
-                    @if ($article->note)
-                        <div class="mt-2 text-xs rounded bg-slate-50 p-2 text-slate-600">
-                            <span class="font-semibold">LLM note:</span>
-                            {{ \Illuminate\Support\Str::limit($article->note, 180) }}
-                        </div>
-                    @endif
-                    @if (($article->allowed_actions ?? []) !== [])
-                        <div class="mt-2 flex flex-wrap gap-1">
-                            @foreach ($article->allowed_actions as $action)
-                                <span
-                                    class="text-xs px-2 py-0.5 rounded bg-blue-100 text-blue-800">{{ $action }}</span>
-                            @endforeach
-                        </div>
-                    @endif
-                    <div class="text-sm text-slate-600">{{ \Illuminate\Support\Str::limit($article->content, 140) }}
-                    </div>
-                    <div class="mt-3 rounded bg-slate-50 p-3 space-y-2">
-                        <label class="block text-xs font-semibold text-slate-500">LLM note</label>
-                        <textarea wire:model="articleNotes.{{ $article->id }}" class="w-full border rounded p-2 min-h-20 text-sm"
-                            placeholder="Interne aanwijzingen voor dit artikel"></textarea>
-                        @error("articleNotes.{$article->id}")
-                            <p class="text-red-600 text-sm">{{ $message }}</p>
-                        @enderror
-                        <label class="flex items-start gap-2 text-sm">
-                            <input wire:model="articleAllowedActions.{{ $article->id }}" type="checkbox"
-                                value="domain_inf" class="mt-1 rounded border-slate-300">
-                            <span>domain_inf toestaan</span>
-                        </label>
-                        @error("articleAllowedActions.{$article->id}.*")
-                            <p class="text-red-600 text-sm">{{ $message }}</p>
-                        @enderror
-                        <div>
-                            <label class="block text-xs font-semibold text-slate-500 mb-1">Gekoppelde
-                                snelantwoorden</label>
-                            @if ($quickReplyOptions->isEmpty())
-                                <p class="text-xs text-slate-500">Nog geen actieve snelantwoorden beschikbaar.</p>
-                            @else
-                                <div class="grid gap-1 sm:grid-cols-2">
-                                    @foreach ($quickReplyOptions as $quickReply)
-                                        <label class="flex items-center gap-2 text-sm">
-                                            <input wire:model="articleQuickReplies.{{ $article->id }}" type="checkbox"
-                                                value="{{ $quickReply->id }}" class="rounded border-slate-300">
-                                            <span>{{ $quickReply->title }}</span>
-                                        </label>
-                                    @endforeach
+            @forelse ($articles as $article)
+                <div class="border rounded p-3" wire:key="article-{{ $article->id }}">
+                    @if ($editingArticleId === $article->id)
+                        <form wire:submit="saveEdit" class="space-y-3">
+                            <div class="flex items-start justify-between gap-3">
+                                <div>
+                                    <div class="font-medium">Artikel #{{ $article->id }} bewerken</div>
+                                    <p class="text-sm text-slate-500">Na opslaan wordt het artikel opnieuw geindexeerd.</p>
                                 </div>
-                            @endif
-                            @error("articleQuickReplies.{$article->id}.*")
+                                <button type="button" wire:click="cancelEdit"
+                                    class="text-sm text-slate-600 hover:underline">
+                                    Annuleren
+                                </button>
+                            </div>
+                            <div>
+                                <label class="block text-xs font-semibold text-slate-500 mb-1">Titel</label>
+                                <input wire:model="editTitle" type="text" class="w-full border rounded p-2">
+                                @error('editTitle')
+                                    <p class="text-red-600 text-sm">{{ $message }}</p>
+                                @enderror
+                            </div>
+                            <div>
+                                <label class="block text-xs font-semibold text-slate-500 mb-1">Inhoud</label>
+                                <textarea wire:model="editContent" class="w-full border rounded p-2 min-h-64"></textarea>
+                                @error('editContent')
+                                    <p class="text-red-600 text-sm">{{ $message }}</p>
+                                @enderror
+                            </div>
+                            <button class="bg-slate-900 text-white px-4 py-2 rounded" type="submit">
+                                Wijzigingen opslaan
+                            </button>
+                        </form>
+                    @else
+                        <div class="flex items-start justify-between gap-3">
+                            <div>
+                                <div class="font-medium">#{{ $article->id }} {{ $article->title }}</div>
+                                @if (($article->status ?? 'published') === 'draft')
+                                    <span
+                                        class="inline-block mt-1 text-xs px-2 py-0.5 rounded bg-amber-100 text-amber-800">Concept
+                                        (AI)</span>
+                                @endif
+                            </div>
+                            <div class="flex items-center gap-3">
+                                @if (($article->status ?? 'published') === 'draft')
+                                    <button type="button" wire:click="approveDraft({{ $article->id }})"
+                                        class="text-sm text-green-700 hover:underline">
+                                        Valideren & publiceren
+                                    </button>
+                                @endif
+                                <button type="button" wire:click="startEdit({{ $article->id }})"
+                                    class="text-sm text-slate-700 hover:underline">
+                                    Bewerken
+                                </button>
+                                <button type="button" wire:click="deleteArticle({{ $article->id }})"
+                                    wire:confirm="Weet je zeker dat je dit artikel wilt verwijderen?"
+                                    class="text-sm text-red-600 hover:underline">
+                                    Verwijderen
+                                </button>
+                            </div>
+                        </div>
+                        @if ($article->note)
+                            <div class="mt-2 text-xs rounded bg-slate-50 p-2 text-slate-600">
+                                <span class="font-semibold">LLM note:</span>
+                                {{ \Illuminate\Support\Str::limit($article->note, 180) }}
+                            </div>
+                        @endif
+                        @if (($article->allowed_actions ?? []) !== [])
+                            <div class="mt-2 flex flex-wrap gap-1">
+                                @foreach ($article->allowed_actions as $action)
+                                    <span
+                                        class="text-xs px-2 py-0.5 rounded bg-blue-100 text-blue-800">{{ $action }}</span>
+                                @endforeach
+                            </div>
+                        @endif
+                        <div class="text-sm text-slate-600">{{ \Illuminate\Support\Str::limit($article->content, 140) }}
+                        </div>
+                        <div class="mt-3 rounded bg-slate-50 p-3 space-y-2">
+                            <label class="block text-xs font-semibold text-slate-500">LLM note</label>
+                            <textarea wire:model="articleNotes.{{ $article->id }}" class="w-full border rounded p-2 min-h-20 text-sm"
+                                placeholder="Interne aanwijzingen voor dit artikel"></textarea>
+                            @error("articleNotes.{$article->id}")
                                 <p class="text-red-600 text-sm">{{ $message }}</p>
                             @enderror
+                            <label class="flex items-start gap-2 text-sm">
+                                <input wire:model="articleAllowedActions.{{ $article->id }}" type="checkbox"
+                                    value="domain_inf" class="mt-1 rounded border-slate-300">
+                                <span>domain_inf toestaan</span>
+                            </label>
+                            @error("articleAllowedActions.{$article->id}.*")
+                                <p class="text-red-600 text-sm">{{ $message }}</p>
+                            @enderror
+                            <div>
+                                <label class="block text-xs font-semibold text-slate-500 mb-1">Gekoppelde
+                                    snelantwoorden</label>
+                                @if ($quickReplyOptions->isEmpty())
+                                    <p class="text-xs text-slate-500">Nog geen actieve snelantwoorden beschikbaar.</p>
+                                @else
+                                    <div class="grid gap-1 sm:grid-cols-2">
+                                        @foreach ($quickReplyOptions as $quickReply)
+                                            <label class="flex items-center gap-2 text-sm">
+                                                <input wire:model="articleQuickReplies.{{ $article->id }}"
+                                                    type="checkbox" value="{{ $quickReply->id }}"
+                                                    class="rounded border-slate-300">
+                                                <span>{{ $quickReply->title }}</span>
+                                            </label>
+                                        @endforeach
+                                    </div>
+                                @endif
+                                @error("articleQuickReplies.{$article->id}.*")
+                                    <p class="text-red-600 text-sm">{{ $message }}</p>
+                                @enderror
+                            </div>
+                            <button type="button" wire:click="saveMetadata({{ $article->id }})"
+                                class="text-sm px-3 py-1 rounded bg-slate-900 text-white">
+                                Metadata opslaan
+                            </button>
                         </div>
-                        <button type="button" wire:click="saveMetadata({{ $article->id }})"
-                            class="text-sm px-3 py-1 rounded bg-slate-900 text-white">
-                            Metadata opslaan
-                        </button>
-                    </div>
+                    @endif
                 </div>
-            @endforeach
+            @empty
+                <div class="border rounded p-4 text-sm text-slate-500">
+                    Geen artikelen gevonden.
+                </div>
+            @endforelse
         </div>
         <div class="mt-4">{{ $articles->links() }}</div>
     </div>
diff --git a/resources/views/livewire/admin/ticket-monitor.blade.php b/resources/views/livewire/admin/ticket-monitor.blade.php
index 168ba39..69e7eb3 100644
--- a/resources/views/livewire/admin/ticket-monitor.blade.php
+++ b/resources/views/livewire/admin/ticket-monitor.blade.php
@@ -64,8 +64,12 @@
                     </div>
                     <div class="text-sm text-slate-700 mb-2">{{ $ticket->message }}</div>
                     @if ($ticket->bestArticle)
-                        <div class="text-sm">Article: #{{ $ticket->bestArticle->id }} | Confidence:
-                            {{ number_format((float) $ticket->confidence, 2) }}</div>
+                        <div class="flex flex-wrap items-center gap-2 text-sm">
+                            <span>Article: #{{ $ticket->bestArticle->id }}</span>
+                            @if ($ticket->confidence !== null)
+                                <x-admin.confidence-badge :confidence="$ticket->confidence" />
+                            @endif
+                        </div>
                         <div class="text-xs text-slate-500">{{ $ticket->explanation }}</div>
                     @endif
                     <a class="text-sm underline"
diff --git a/resources/views/livewire/admin/ticket-show.blade.php b/resources/views/livewire/admin/ticket-show.blade.php
index c5a1081..1152adb 100644
--- a/resources/views/livewire/admin/ticket-show.blade.php
+++ b/resources/views/livewire/admin/ticket-show.blade.php
@@ -67,10 +67,20 @@
         @endif
         @if ($ticket->bestArticle)
             <div class="mt-3 text-sm rounded bg-green-100 text-green-800 p-2">
-                Beste artikel: #{{ $ticket->bestArticle->id }} - {{ $ticket->bestArticle->title }}
+                <div class="flex flex-wrap items-center gap-2">
+                    <span>Beste artikel: #{{ $ticket->bestArticle->id }} - {{ $ticket->bestArticle->title }}</span>
                 @if ($ticket->confidence !== null)
-                    (confidence {{ number_format($ticket->confidence, 2) }})
+                        <x-admin.confidence-badge :confidence="$ticket->confidence" />
                 @endif
+                </div>
+                <div class="mt-1">
+                    Bron:
+                    @if ($ticket->bestArticle->source_url)
+                        <a href="{{ $ticket->bestArticle->source_url }}" target="_blank" class="underline">{{ $ticket->bestArticle->source_url }}</a>
+                    @else
+                        niet beschikbaar
+                    @endif
+                </div>
             </div>
         @endif
     </div>
diff --git a/routes/api.php b/routes/api.php
index 938da1a..d89b88c 100644
--- a/routes/api.php
+++ b/routes/api.php
@@ -1,9 +1,11 @@
 <?php
 
 use App\Http\Controllers\Api\ArticleController;
+use App\Http\Controllers\Api\NearestArticleController;
 use App\Http\Controllers\Api\TicketController;
 use Illuminate\Support\Facades\Route;
 
 Route::get('/articles', [ArticleController::class, 'index']);
+Route::get('/articles/nearest', NearestArticleController::class);
 Route::post('/articles', [ArticleController::class, 'store']);
 Route::post('/tickets', [TicketController::class, 'store']);
diff --git a/routes/web.php b/routes/web.php
index d1027d4..96543dc 100644
--- a/routes/web.php
+++ b/routes/web.php
@@ -10,6 +10,7 @@ Route::get('/', function () {
 Route::prefix('admin')->group(function () {
     Route::view('/dashboard', 'admin.dashboard')->name('admin.dashboard');
     Route::view('/articles', 'admin.articles')->name('admin.articles');
+    Route::view('/knowledge-search-demo', 'admin.knowledge-search-demo')->name('admin.knowledge-search-demo');
     Route::view('/quick-replies', 'admin.quick-replies')->name('admin.quick-replies');
     Route::view('/tickets', 'admin.tickets')->name('admin.tickets');
     Route::get('/tickets/{ticket}', [AdminTicketController::class, 'show'])->name('admin.tickets.show');
diff --git a/tests/Fakes/FakeArticleRepository.php b/tests/Fakes/FakeArticleRepository.php
index 75cd53a..7cfa981 100644
--- a/tests/Fakes/FakeArticleRepository.php
+++ b/tests/Fakes/FakeArticleRepository.php
@@ -10,7 +10,7 @@ class FakeArticleRepository implements ArticleRepositoryInterface
     /** @var array<int, ArticleCandidateDTO> */
     public array $candidates = [];
 
-    public function findSimilarByEmbedding(array $embedding, int $limit = 5, array $embeddingContext = []): array
+    public function findSimilarByEmbedding(array $embedding, int $limit = 5, array $embeddingContext = [], array $filters = []): array
     {
         return array_slice($this->candidates, 0, $limit);
     }
diff --git a/tests/Feature/ArticleManagerTest.php b/tests/Feature/ArticleManagerTest.php
new file mode 100644
index 0000000..152cd22
--- /dev/null
+++ b/tests/Feature/ArticleManagerTest.php
@@ -0,0 +1,59 @@
+<?php
+
+namespace Tests\Feature;
+
+use App\Livewire\Admin\ArticleManager;
+use App\Models\Article;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Illuminate\Support\Facades\Queue;
+use Livewire\Livewire;
+use Tests\TestCase;
+
+class ArticleManagerTest extends TestCase
+{
+    use RefreshDatabase;
+
+    public function test_it_can_search_articles(): void
+    {
+        Article::withoutEvents(function (): void {
+            Article::query()->create([
+                'title' => 'DNS instellen',
+                'content' => 'Managed DNS handleiding',
+            ]);
+
+            Article::query()->create([
+                'title' => 'E-mail wachtwoord wijzigen',
+                'content' => 'Mailbox instellingen',
+            ]);
+        });
+
+        Livewire::test(ArticleManager::class)
+            ->set('search', 'Managed DNS')
+            ->assertSee('DNS instellen')
+            ->assertDontSee('E-mail wachtwoord wijzigen');
+    }
+
+    public function test_it_can_edit_article_title_and_content(): void
+    {
+        Queue::fake();
+        config(['services.embedding.queue_embeddings' => true]);
+
+        $article = Article::withoutEvents(fn () => Article::query()->create([
+            'title' => 'Oude titel',
+            'content' => 'Oude inhoud',
+        ]));
+
+        Livewire::test(ArticleManager::class)
+            ->call('startEdit', $article->id)
+            ->assertSet('editingArticleId', $article->id)
+            ->set('editTitle', 'Nieuwe titel')
+            ->set('editContent', 'Nieuwe inhoud voor het artikel')
+            ->call('saveEdit')
+            ->assertSet('editingArticleId', null);
+
+        $article->refresh();
+
+        $this->assertSame('Nieuwe titel', $article->title);
+        $this->assertSame('Nieuwe inhoud voor het artikel', $article->content);
+    }
+}
diff --git a/tests/Feature/NearestArticleApiTest.php b/tests/Feature/NearestArticleApiTest.php
new file mode 100644
index 0000000..c74441d
--- /dev/null
+++ b/tests/Feature/NearestArticleApiTest.php
@@ -0,0 +1,62 @@
+<?php
+
+namespace Tests\Feature;
+
+use App\DTOs\ArticleCandidateDTO;
+use App\Repositories\Contracts\ArticleRepositoryInterface;
+use App\Services\EmbeddingService;
+use Mockery;
+use Tests\Fakes\FakeArticleRepository;
+use Tests\TestCase;
+
+class NearestArticleApiTest extends TestCase
+{
+    public function test_it_returns_nearest_published_articles(): void
+    {
+        $embeddingService = Mockery::mock(EmbeddingService::class);
+        $embeddingService
+            ->shouldReceive('embed')
+            ->once()
+            ->with('Hoe stel ik DNS in?')
+            ->andReturn([0.1, 0.2, 0.3]);
+        $embeddingService
+            ->shouldReceive('context')
+            ->once()
+            ->andReturn([
+                'provider_instance_id' => 'instance-1',
+                'embedding_model' => 'embed-model',
+            ]);
+
+        $repository = new FakeArticleRepository;
+        $repository->candidates = [
+            new ArticleCandidateDTO(
+                articleId: 10,
+                title: 'DNS instellen',
+                content: 'Open het DNS beheer en voeg de juiste records toe.',
+                distance: 0.12,
+                sourceUrl: 'https://example.test/articles/dns'
+            ),
+        ];
+
+        $this->app->instance(EmbeddingService::class, $embeddingService);
+        $this->app->instance(ArticleRepositoryInterface::class, $repository);
+
+        $response = $this->getJson('/api/articles/nearest?query=Hoe%20stel%20ik%20DNS%20in%3F&limit=5');
+
+        $response
+            ->assertOk()
+            ->assertJsonPath('data.0.article_id', 10)
+            ->assertJsonPath('data.0.title', 'DNS instellen')
+            ->assertJsonPath('data.0.similarity', 0.88)
+            ->assertJsonPath('data.0.content', null)
+            ->assertJsonPath('meta.published_only', true)
+            ->assertJsonPath('meta.embedding_model', 'embed-model');
+    }
+
+    public function test_it_validates_the_search_query(): void
+    {
+        $response = $this->getJson('/api/articles/nearest?query=x');
+
+        $response->assertStatus(422);
+    }
+}
diff --git a/tests/Feature/TicketShowPageTest.php b/tests/Feature/TicketShowPageTest.php
index 78ef39b..1fc905d 100644
--- a/tests/Feature/TicketShowPageTest.php
+++ b/tests/Feature/TicketShowPageTest.php
@@ -19,6 +19,7 @@ class TicketShowPageTest extends TestCase
             'message' => 'vraag',
             'status' => 'completed',
             'best_article_id' => $article->id,
+            'confidence' => 0.9,
             'support_reply' => 'Gebruik deze stappen',
             'result_payload' => [
                 'quick_reply' => ['id' => 1, 'title' => 'DNS Quick'],
@@ -39,5 +40,23 @@ class TicketShowPageTest extends TestCase
         $response->assertOk();
         $response->assertSee('Snelantwoord gebruikt', false);
         $response->assertSee('Toolcalls', false);
+        $response->assertSee('haalt drempel', false);
+    }
+
+    public function test_ticket_show_marks_confidence_below_threshold(): void
+    {
+        $article = Article::query()->create(['title' => 'DNS', 'content' => 'x']);
+        $ticket = Ticket::query()->create([
+            'message' => 'vraag',
+            'status' => 'completed',
+            'best_article_id' => $article->id,
+            'confidence' => 0.25,
+        ]);
+
+        $response = $this->get("/admin/tickets/{$ticket->id}");
+
+        $response->assertOk();
+        $response->assertSee('Confidence 0.25', false);
+        $response->assertSee('onder drempel 0.45', false);
     }
 }
diff --git a/tests/Unit/SupportReplyServiceTest.php b/tests/Unit/SupportReplyServiceTest.php
index 02064ed..7652f7e 100644
--- a/tests/Unit/SupportReplyServiceTest.php
+++ b/tests/Unit/SupportReplyServiceTest.php
@@ -5,9 +5,7 @@ namespace Tests\Unit;
 use App\Models\Article;
 use App\Models\Ticket;
 use App\Services\AppSettingsService;
-use App\Services\Llm\LlmClientInterface;
 use App\Services\SupportReplyService;
-use App\Services\TicketProcessingLoggerService;
 use Illuminate\Foundation\Testing\RefreshDatabase;
 use Tests\Fakes\FakeLlmClient;
 use Tests\Fakes\FakeTicketProcessingLoggerService;
@@ -35,6 +33,7 @@ class SupportReplyServiceTest extends TestCase
 
         $this->assertSame('1. Doe X', $reply);
         $this->assertStringContainsString('Gebruikersvraag (genormaliseerd): vraag', $llm->generatedPrompts[0]['prompt']);
+        $this->assertStringContainsString('spreek de klant consequent informeel aan met je/jij/jouw', $llm->generatedPrompts[0]['prompt']);
     }
 
     public function test_it_falls_back_when_llm_returns_empty(): void
@@ -56,9 +55,41 @@ class SupportReplyServiceTest extends TestCase
         $this->assertStringContainsString('Gebruik het kennisbankartikel', $reply);
     }
 
-    private function fakeSettings(): AppSettingsService
+    public function test_it_includes_formal_addressing_instruction_when_configured(): void
     {
-        return new class extends AppSettingsService {
+        $llm = new FakeLlmClient;
+        $llm->responses = ['1. Doe X'];
+
+        $service = new SupportReplyService(
+            $this->fakeSettings('u'),
+            $llm,
+            new FakeTicketProcessingLoggerService
+        );
+
+        $ticket = Ticket::query()->create(['message' => 'vraag', 'normalized_message' => 'vraag']);
+        $article = Article::query()->create(['title' => 'DNS', 'content' => 'steps']);
+
+        $service->build($ticket, $article, 'relevant');
+
+        $this->assertStringContainsString('spreek de klant consequent formeel aan met u/uw', $llm->generatedPrompts[0]['prompt']);
+        $this->assertStringContainsString('Gebruik geen je/jij/jouw', $llm->generatedPrompts[0]['prompt']);
+    }
+
+    private function fakeSettings(string $tone = 'je'): AppSettingsService
+    {
+        return new class($tone) extends AppSettingsService
+        {
+            public function __construct(private readonly string $tone) {}
+
+            public function get(string $key, ?string $default = null): ?string
+            {
+                if ($key === 'tone_addressing') {
+                    return $this->tone;
+                }
+
+                return $default;
+            }
+
             public function getPrompt(string $key, ?string $default = null): ?string
             {
                 return 'Prompt';