diff --git a/app/api/leads/route.ts b/app/api/leads/route.ts
new file mode 100644
index 0000000..e5d15b9
--- /dev/null
+++ b/app/api/leads/route.ts
@@ -0,0 +1,68 @@
+import { NextRequest, NextResponse } from 'next/server'
+import { supabase } from '@/lib/supabase'
+
+export async function GET() {
+  try {
+    const { data: leads, error } = await supabase
+      .from('leads')
+      .select('*')
+      .order('created_at', { ascending: false })
+    
+    if (error) throw error
+    
+    return NextResponse.json({ leads: leads || [] })
+  } catch (error) {
+    console.error('Supabase error:', error)
+    return NextResponse.json({ leads: [], error: 'Failed to fetch' }, { status: 500 })
+  }
+}
+
+export async function POST(request: NextRequest) {
+  try {
+    const body = await request.json()
+    
+    const lead = {
+      name: body.name,
+      business_name: body.businessName || body.business_name,
+      phone: body.phone,
+      email: body.email,
+      source: body.source,
+      status: body.status || 'new',
+      notes: body.notes,
+    }
+    
+    const { data, error } = await supabase
+      .from('leads')
+      .insert([lead])
+      .select()
+    
+    if (error) {
+      console.error('Supabase insert error:', error)
+      return NextResponse.json({ error: error.message }, { status: 500 })
+    }
+    
+    return NextResponse.json({ success: true, lead: data?.[0] })
+  } catch (error) {
+    console.error('Error:', error)
+    return NextResponse.json({ error: 'Failed to save' }, { status: 500 })
+  }
+}
+
+export async function PATCH(request: NextRequest) {
+  try {
+    const body = await request.json()
+    const { id, ...updates } = body
+    
+    const { data, error } = await supabase
+      .from('leads')
+      .update(updates)
+      .eq('id', id)
+      .select()
+    
+    if (error) throw error
+    
+    return NextResponse.json({ success: true, lead: data?.[0] })
+  } catch (error) {
+    return NextResponse.json({ error: 'Failed to update' }, { status: 500 })
+  }
+}
diff --git a/supabase-leads.sql b/supabase-leads.sql
new file mode 100644
index 0000000..6e91eb7
--- /dev/null
+++ b/supabase-leads.sql
@@ -0,0 +1,27 @@
+-- Leads Table for Supabase
+-- Run in SQL Editor
+
+CREATE TABLE IF NOT EXISTS leads (
+  id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
+  user_id TEXT DEFAULT 'default',
+  name TEXT NOT NULL,
+  business_name TEXT,
+  phone TEXT,
+  email TEXT,
+  source TEXT,
+  status TEXT DEFAULT 'new' CHECK (status IN ('new', 'contacted', 'qualified', 'won', 'lost')),
+  notes TEXT,
+  created_at TIMESTAMPTZ DEFAULT NOW()
+);
+
+CREATE INDEX IF NOT EXISTS idx_leads_user ON leads(user_id);
+CREATE INDEX IF NOT EXISTS idx_leads_status ON leads(status);
+
+-- Sample leads
+INSERT INTO leads (name, business_name, phone, status, source) VALUES
+('Juan García', 'Restaurante La Niña', '+34 952 449 193', 'new', 'cold_call'),
+('María López', 'Clínica Dental Málaga', '+34 951 123 456', 'contacted', 'website'),
+('Carlos Ruiz', 'Inmobiliaria Costa', '+34 600 123 456', 'qualified', 'referral');
+
+-- Disable RLS for now
+ALTER TABLE leads DISABLE ROW LEVEL SECURITY;