Xero Accounting API Automation

This workflow automates manual accounting tasks in Xero, replacing spreadsheet-based contact management and invoice creation with API-driven operations. It handles contact and invoice creation, retrieval, and updates, saving hours of data entry. Small businesses or accounting teams managing 50+ invoices or contacts monthly benefit most. The Webhook node receives API requests with resource (contact/invoice) and operation (create/get/update/getall), the Code node validates inputs and enforces rate limits, the IF node filters errors, another Code node routes to Xero API endpoints, and Respond to Webhook nodes deliver success or error responses, streamlining financial workflows with accuracy. The workflow saves ~6 hours weekly by automating 50+ contact and invoice tasks. Ideal for small business accountants or bookkeepers, it requires n8n and Xero subscriptions ($20/month minimum). Scalability is limited by Xero API rate limits (60 requests/minute); basic technical skills are needed. Install n8n from n8n.io or use cloud.n8n.io. Obtain Xero OAuth2 credentials from developer.xero.com (Apps > New App > OAuth2). Configure Webhook node with URL like https://your-n8n-instance/webhook/devhubconnect/xero. Set Code node for Xero API calls with OAuth2 credentials and tenant ID (organizationId). Ensure input JSON includes valid UUIDs for organizationId and contactId. Test with sample payloads like { "resource": "contact", "operation": "create", "organizationId": "your-uuid", "name": "John Doe" } via Postman. Activate in n8n. Monitor for errors like rate limits (429) or invalid UUIDs in logs. Optimize by batching requests and refreshing OAuth tokens monthly.", "businessValue": "Saves 6 hours/week automating 50+ Xero contact and invoice tasks", "setupTime": "30-45 minutes", "difficulty": "Beginner", "requirements": [ "n8n (free/community or cloud), Xero subscription", "Xero OAuth2 credentials, valid organization UUID", "Stable internet, modern browser, no coding required" ], "useCase": "Automating contact and invoice management for small business accounting"