{"endpoints":{"/diagnostics/smtp":"GET - SMTP connectivity diagnostics","/find":"POST - Find valid emails for a domain and names","/stats":"GET - Get performance statistics","/verify":"POST - Verify a single email address","/verify-bulk":"POST - High-performance bulk email verification (up to 1000 emails)"},"performance":{"batch_size":100,"concurrent_threads":50,"connection_pool_size":50,"estimated_time_1000_emails":"2-5 minutes","max_emails_per_request":1000,"max_retries":3,"memory_optimized":"5GB RAM","target_success_rate":"90-95%"},"status":"running","version":"2.0.0-optimized"}