Firecrawl SDK Patterns

Overview

Production-ready patterns for Firecrawl SDK (@mendable/firecrawl-js / firecrawl-py). Covers singleton client, typed wrappers, retry with backoff, response validation, and reusable scraping service patterns.

Prerequisites

• @mendable/firecrawl-js installed
• Understanding of async/await patterns
• TypeScript strict mode recommended

Instructions

Step 1: Singleton Client with Configuration

// src/firecrawl/client.ts
import FirecrawlApp from "@mendable/firecrawl-js";

let instance: FirecrawlApp | null = null;