Articles
Step-by-step walkthroughs to help you integrate with the 3PLGuys API.
Getting Started
Go from zero to your first 3PLGuys API call in under 5 minutes. Set up OAuth credentials, obtain access tokens, and fetch live data.
Automating SPD Shipments
End-to-end guide for creating and managing Small Parcel (SPD) shipments via the 3PLGuys API, including label uploads and status tracking.
Syncing Inventory
Keep your external systems in sync with 3PLGuys warehouse stock levels. Polling strategies, delta detection, and product catalog management.
OAuth Integration Deep Dive
Complete guide to OAuth 2.0 with the 3PLGuys API. Token lifecycle, automatic refresh, scope management, and production security patterns.
Automating Pick & Pack Shipments
End-to-end guide for Pick & Pack customer orders via the 3PLGuys API. Draft creation, shipping address, order items, submission, and tracking.
Connecting Shopify to 3PLGuys
Integrate your Shopify store with 3PLGuys for automated order fulfillment and real-time inventory sync. Complete guide with code examples.
Inbound Receiving & Container Shipments
Track inbound shipments to your 3PLGuys warehouse. Container receiving, small parcel inbound, and inventory replenishment via the API.
Multi-Channel Fulfillment with 3PLGuys
Fulfill orders from Shopify, WooCommerce, Amazon, and your own storefront through a single 3PLGuys warehouse. Unified inventory, one API.
Connecting WooCommerce to 3PLGuys
Integrate WooCommerce with 3PLGuys for automated order fulfillment and inventory sync. Complete PHP and Node.js examples.
Building AI-Powered Integrations
Use AI agents, MCP servers, and LLMs to automate 3PLGuys warehouse operations. Build fulfillment bots and inventory assistants.