Loop Returns API
Loop publishes REST APIs at docs.loopreturns.com: Returns, Listings, Cart, and a programmatic Webhooks API. Brands generate API keys free in the admin Developer Tools, with no sales gate. Loop warns it may add response fields without notice, so clients must parse leniently.
Frequently asked questions
Loop Returns scores B+ on Supergood's API Report Card. Loop publishes REST APIs at docs.loopreturns.com: Returns, Listings, Cart, and a programmatic Webhooks API. Brands generate API keys free in the admin Developer Tools, with no sales gate. Loop warns it may add response fields without notice, so clients must parse leniently.
Loop Returns has a workable official integration path. Most engineering teams can build against it directly. Solid API with minor gaps
Loop Returns is an AI-powered post-purchase operations platform purpose-built for direct-to-consumer e-commerce brands on Shopify.
Primary vertical: E-commerce / Post-Purchase (mapped to 'misc' in the Supergood taxonomy; closest Sanity sub-vertical would be Fleet / Trucking / Logistics only in a stretched 'shipping operations' sense, Loop is fundamentally a DTC e-commerce returns platform). A shopper visits a brand's branded returns portal (powered by Loop), enters an order number and email, selects items and a reason, and is presented with three outcomes: refund, exchange for the same SKU in a different variant, or 'Shop Now' to browse the catalog and apply the return value (plus a bonus credit incentive) toward a fresh order.
High within its niche. Loop publicly cites ~5,000 brands on the platform and is widely regarded as the default upgrade path when a Shopify Plus brand outgrows the native Shopify returns flow or the basic Return Prime / AfterShip Returns tier.
Loop is the system of record for return state, refund amount, exchange order generation, store credit issuance, and fraud decisions for every return a brand processes.
Loop Returns was founded in 2017 and is a relatively modern SaaS codebase compared to legacy returns vendors (Returnly/Narvar/Optoro).
Supergood's grades measure one thing: can a customer's engineering team get their own data out programmatically? Supergood checks six things (whether a real API exists, how access is gated, data coverage, auth quality, docs and developer experience, and stability) and rolls them into a letter grade. Supergood re-verifies grades, and they only move on evidence.
Not that we could find. As of August 2026 there is no official Loop Returns MCP server in any public registry, and no maintained community server we're aware of. We re-verify this periodically — report an inaccuracy below if we missed one.
Not natively. Loop Returns doesn't publish an MCP server, so MCP clients like Claude, Cursor, and Codex have nothing to connect to out of the box. If that changes, this page will reflect it.