Swell MCP by usefulapi

io.usefulapiPublished by usefulapi.ioOfficial publisherv1.36.5Updated Nov 8, 2026

Manage your Swell headless-commerce store — products, orders, customers, and subscriptions.

The publisher's own server: Ably MCP by usefulapi

VerifiedStreamable HTTPWeb executableData & AnalyticsBusiness & Commerce

Overview

AI-generated overview

Hosted MCP server for a Swell headless-commerce store: lets an assistant read products, orders, customers, carts and subscriptions, and create or update…

What you can do
  • List and fetch products and categories, with filtering, sorting, search and field selection
  • List and fetch orders, customers, carts, subscriptions, invoices and coupons
  • Query any other Swell collection read-only through a generic query tool
  • Create products, partially update products, and update orders such as status or fulfillment
  • Check monthly tool-call usage, request a missing feature, and upgrade or cancel the paid plan
When to use it
Useful when you run a Swell store and want an assistant to answer questions about orders, revenue, inactive products or abandoned carts, or to make small catalog and order changes without opening the Swell admin.
Requirements
Remote endpoint at swell.usefulapi.io over streamable HTTP; no local install. Sign-in uses OAuth, and the login page asks for your Swell store ID and secret key, which are validated and stored per user. Add only the URL to the client config, with no Authorization header or API key.
Before you install
You hand over your Swell store ID and secret key to a third-party hosted service, which stores them per user. Three tools mutate live store data: creating and updating products and updating orders, so confirm before use. The free tier allows 50 tool calls a month; paid plans are billed through a Stripe checkout link and are not refunded for the current period after cancelling.

Installation

In SourceWeft

  1. Open Swell MCP by usefulapi in the dashboard and add it to a workspace.
  2. Enable the server for the chats that should use its tools.

Web executable via Streamable HTTP. Remote servers run from the web runtime once configured in a workspace.

Use with an agent

Paste this prompt into Claude Code, Codex, Cursor or another agent — or into SourceWeft chat. The agent reads this server's install guide, shows you its publisher, endpoint and sign-in, and adds it to your client once you agree. Keys never go into a command.

Read https://sourceweft.com/mcp/io.usefulapi%2Fswell/install.md and connect the MCP server it describes to my client. Before changing any config, show me its publisher, endpoint and sign-in method and wait for my OK. Never put an API key in a command or in a file I would commit; ask me where it should come from.

Read the install guide the agent follows

Other MCP clients

Add this to your client's mcpServers config.

{
  "mcpServers": {
    "swell-by-usefulapi": {
      "type": "http",
      "url": "https://swell.usefulapi.io/mcp"
    }
  }
}

README

Swell MCP by usefulapi

Manage your Swell headless-commerce store — products, orders, customers, and subscriptions — from Claude, Cursor, or any MCP client. Hosted, no local install — connect with your Swell store ID + secret key.

Live endpoint: https://swell.usefulapi.io/mcp · Homepage: https://usefulapi.io/swell

Connect

  • Claude (claude.ai, Desktop): open Customize → Connectors, click + Add → Add custom connector, and paste https://swell.usefulapi.io/mcp.
  • Claude Code: claude mcp add --transport http swell https://swell.usefulapi.io/mcp, then run /mcp to log in.
  • VS Code: Add to VS Code.
  • Cursor and other clients: add the URL as a remote MCP server:
json
{  "mcpServers": {    "swell": {      "url": "https://swell.usefulapi.io/mcp"    }  }}

Add only the URL. Do not add an Authorization header or an API key to the client config: the server signs you in with OAuth, and the login page asks for your Swell credentials.

Step-by-step setup, where to find your credentials, and FAQ: https://usefulapi.io/swell/

On first connect you'll paste your Swell store ID and secret key. It's validated, stored per-user, and scoped to you.

Tools

ToolTypeWhat it does
swell_list_productsreadList products
swell_get_productreadGet a product
swell_list_categoriesreadList categories
swell_list_ordersreadList orders
swell_get_orderreadGet an order
swell_list_customersreadList customers
swell_get_customerreadGet a customer
swell_list_cartsreadList carts
swell_list_subscriptionsreadList subscriptions
swell_get_subscriptionreadGet a subscription
swell_list_invoicesreadList invoices
swell_list_couponsreadList coupons
swell_queryreadQuery any collection (read-only)
swell_create_productwriteCreate a product
swell_update_productwriteUpdate a product
swell_update_orderwriteUpdate an order
swell_usage_statusmetaUsage status (free-tier meter)
swell_request_featuremetaRequest a missing feature
swell_upgrademetaUpgrade to Pro or Pro+
swell_cancel_subscriptionmetaCancel the Pro subscription

read tools are read-only; write tools mutate data (clients should confirm them); meta tools report usage, manage your subscription or send a feature request.

Pricing

PlanPriceLimit
Free$050 tool calls / month
Pro$9/mo or $90/yr (2 months free)Unlimited*

*Pro has a fair use limit of 10,000 tool calls a month on this server. For more, write to [email protected].

Pro covers this server only. Subscribe with swell_upgrade (it returns a Stripe Checkout link). Cancel any time with swell_cancel_subscription: Pro continues to the end of the paid period, with no refund for the current period, and running swell_upgrade before then undoes the cancel. Or write to [email protected].

License

MIT — see LICENSE. Documentation only; the server is hosted.

Source: servers/swell/README.md at commit 4046075

Tools

16

swell_list_products

List products

List products in the store, with MongoDB-style filtering, sorting, search, field selection, and expansion. Swell backend REST API: GET /products.

Parameterspagesortlimitwhereexpandfieldssearch

swell_get_product

Get a product

Fetch a single product by its record id or its slug. Supports `expand` and `fields`. Swell backend REST API: GET /products/{id}.

Parametersidrequiredexpandfields

swell_list_categories

List categories

List product categories, with filtering, sorting, search, and expansion. Swell backend REST API: GET /categories.

Parameterspagesortlimitwhereexpandsearch

swell_list_orders

List orders

List orders, with MongoDB-style filtering, sorting, search, and expansion. Swell backend REST API: GET /orders.

Parameterspagesortlimitwhereexpandsearch

swell_get_order

Get an order

Fetch a single order by its record id or its order number. Supports `expand` and `fields`. Swell backend REST API: GET /orders/{id}.

Parametersidrequiredexpandfields

swell_list_customers

List customers

List customers. In Swell, customers are the `accounts` model — this queries GET /accounts, with filtering, sorting, search, and expansion.

Parameterspagesortlimitwhereexpandsearch

swell_get_customer

Get a customer

Fetch a single customer (Swell `accounts` model) by id. Supports `expand` and `fields`. Swell backend REST API: GET /accounts/{id}.

Parametersidrequiredexpandfields

swell_list_carts

List carts

List shopping carts (including abandoned carts), with filtering, sorting, and expansion. Swell backend REST API: GET /carts.

Parameterspagesortlimitwhereexpand

swell_list_subscriptions

List subscriptions

List subscriptions, with filtering, sorting, and expansion. Swell backend REST API: GET /subscriptions.

Parameterspagesortlimitwhereexpand

swell_get_subscription

Get a subscription

Fetch a single subscription by id. Supports `expand`. Swell backend REST API: GET /subscriptions/{id}.

Parametersidrequiredexpand

swell_list_invoices

List invoices

List invoices (typically subscription invoices), with filtering, sorting, and expansion. Swell backend REST API: GET /invoices.

Parameterspagesortlimitwhereexpand

swell_list_coupons

List coupons

List discount coupons, with filtering and sorting. Swell backend REST API: GET /coupons.

Parameterspagesortlimitwhere

swell_query

Query any collection (read-only)

Power tool: read-only (GET only) access to ANY Swell model not covered by a dedicated tool — e.g. stock, promotions, giftcards, payments, shipments, settings. Supply the collection name plus the usual list params (limit, page, where, sort, expand, fields, search). Swell backend REST API: GET /{collection}.

Parameterspagesortlimitwhereexpandfieldssearchcollectionrequired

swell_create_product

Create a product

MUTATES LIVE STORE DATA. Create a new product in the store. Provide the common fields directly (name is required); anything else goes in `fields`, which is merged into the request body. Swell backend REST API: POST /products.

Parametersskunamerequiredtypepriceactivefieldsdescriptionstock_level

swell_update_product

Update a product

MUTATES LIVE STORE DATA. Partially update an existing product by id. Provide the id plus a `fields` object of attributes to change. Swell backend REST API: PUT /products/{id}.

Parametersidrequiredfieldsrequired

swell_update_order

Update an order

MUTATES A LIVE ORDER. Partially update an existing order by id — e.g. change status, fulfillment, or notes. Provide the id plus a `fields` object of attributes to change, e.g. {"status":"complete"}. Swell backend REST API: PUT /orders/{id}.

Parametersidrequiredfieldsrequired

Version history

22
  1. v1.36.5LatestNov 8, 2026
  2. v1.36.4Nov 7, 2026
  3. v1.35.3Nov 5, 2026
  4. v1.35.2Nov 5, 2026
  5. v1.35.1Nov 4, 2026
  6. v1.35.0Nov 3, 2026
  7. v1.34.1Nov 3, 2026
  8. v1.33.0Nov 1, 2026
  9. v1.31.0Oct 31, 2026
  10. v1.30.0Oct 31, 2026
  11. v1.29.2Oct 30, 2026
  12. v1.29.0Oct 30, 2026
  13. v1.24.0Oct 26, 2026
  14. v1.21.3Oct 25, 2026
  15. v1.21.0Oct 25, 2026
  16. v1.20.0Oct 24, 2026
  17. v1.17.0Oct 23, 2026
  18. v1.16.4Oct 22, 2026
  19. v1.16.3Oct 21, 2026
  20. v1.11.1Oct 9, 2026
  21. v1.10.0Oct 9, 2026
  22. v1.0.1Sep 16, 2026

Score

100% of the applicable checks met

How complete this listing is, computed from the registry entry, the endpoint and public sources. Not a rating of the server and not a statement that it is safe or working today: reachability is a dated check, and no installs or reviews go into the score.

  • Reached in the last 30 daysRequired25 pts
  • Auth declaredRequired10 pts
  • Tools listedRequired15 pts
  • DescriptionRequired15 pts
  • Logo10 pts
  • Documentation15 pts
  • License10 pts

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