diff --git a/src/app/api/waitlist/route.ts b/src/app/api/waitlist/route.ts
new file mode 100644
index 0000000..02fce73
--- /dev/null
+++ b/src/app/api/waitlist/route.ts
@@ -0,0 +1,69 @@
+import { NextRequest, NextResponse } from 'next/server';
+
+const SUPABASE_URL = process.env.NEXT_PUBLIC_SUPABASE_URL || '';
+const SUPABASE_ANON_KEY = process.env.NEXT_PUBLIC_SUPABASE_ANON_KEY || '';
+
+export async function POST(request: NextRequest) {
+  try {
+    const body = await request.json();
+    const { email, instagram, tiktok } = body;
+
+    // Validate email
+    if (!email || !email.includes('@')) {
+      return NextResponse.json(
+        { error: 'Invalid email address' },
+        { status: 400 }
+      );
+    }
+
+    // Check if Supabase credentials are configured
+    if (!SUPABASE_URL || !SUPABASE_ANON_KEY) {
+      console.error('Supabase credentials not configured');
+      // Still return success to user, but log the error
+      return NextResponse.json(
+        { message: 'Submission received (database pending)' },
+        { status: 202 }
+      );
+    }
+
+    // Insert into Supabase
+    const response = await fetch(`${SUPABASE_URL}/rest/v1/waitlist`, {
+      method: 'POST',
+      headers: {
+        'Content-Type': 'application/json',
+        'apikey': SUPABASE_ANON_KEY,
+        'Authorization': `Bearer ${SUPABASE_ANON_KEY}`,
+      },
+      body: JSON.stringify({
+        email,
+        instagram: instagram || null,
+        tiktok: tiktok || null,
+        created_at: new Date().toISOString(),
+      }),
+    });
+
+    if (!response.ok) {
+      console.error('Supabase error:', await response.text());
+      // Check if it's a duplicate entry error
+      const errorText = await response.text();
+      if (errorText.includes('duplicate') || errorText.includes('unique')) {
+        return NextResponse.json(
+          { error: 'This email is already on the waitlist' },
+          { status: 409 }
+        );
+      }
+      throw new Error(`Supabase error: ${response.status}`);
+    }
+
+    return NextResponse.json(
+      { message: 'Successfully joined the waitlist' },
+      { status: 201 }
+    );
+  } catch (error) {
+    console.error('Waitlist API error:', error);
+    return NextResponse.json(
+      { error: 'Failed to process waitlist submission' },
+      { status: 500 }
+    );
+  }
+}