JsRates: Custom Shipping Rates

JsRates provides a full environment for building, testing, and running custom shipping rules. Features include AI-assisted code generation, third-party API connectivity for live courier rates, modular functionality for reusable logic, data and code import, VS Code workflows, performance insights, real-time courier rates, a dedicated API endpoint, and debugging and validation tools. It also offers a simple workflow: describe your rules in JavaScript, test with Shopify-style data, and enable at checkout.

JsRates is ideal for stores with shipping rules that standard apps cannot express. It is used by merchants and development agencies who need precision and flexibility. Example use cases include offering free shipping over a certain amount, handling multiple warehouses, integrating with third-party APIs for live prices, and creating complex logic based on product types or customer zones. It is trusted by stores like Different Drop, Le Noise, and Bikes Online.

JsRates offers a free Demo mode with unlimited time, up to 1,000 requests, and up to 500,000 AI characters. It includes checkout test mode activation, AI-assisted coding, debugging tools, script validation, test input data, third-party API connectivity, modular functionality, data and code importation, performance tracking, real-time shipping rates, and courier API links. The Full plan costs $35 per month and includes unlimited requests, 5,000,000 AI characters per month, full checkout activation, custom OpenAI GPT, VS Code integration, and a dedicated API endpoint.