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Amazon Seller Central MCP Server

Amazon Seller Central MCP Server

Connect Amazon Seller Central to Claude, ChatGPT and Copilot: orders, catalog, FBA inventory, fees as MCP tools. Powered by AnythingMCP.

Amazon Seller Central MCP Server gives Claude, ChatGPT, Copilot and Cursor 15 tools for Amazon Seller Central: orders, catalog, FBA inventory, fees. 14 tools read and 1 can change data. It runs on AnythingMCP: one click on AnythingMCP Cloud, or self-hosted with Docker. Credentials are stored encrypted and every call is audited.

Last verified: 2026-07-17 against the Selling Partner API sandbox (EU) (LWA token refresh and getMarketplaceParticipations through the AnythingMCP engine; production calls need your app's production authorization).
Adapter synced: 2026-09-26

Maintained by @keysersoft, an AnythingMCP maintainer. Built on AnythingMCP by helpcode.ai.

Quick start (AnythingMCP Cloud)

  1. Sign in at cloud.anythingmcp.com and open the install link.

  2. Enter SPAPI_CLIENT_ID, SPAPI_CLIENT_SECRET, SPAPI_REFRESH_TOKEN, SPAPI_ENDPOINT, SPAPI_MARKETPLACE_ID, SPAPI_SELLER_ID (see Authentication).

  3. Copy the URL of your MCP server under MCP Servers and add it to your AI client (below).

AnythingMCP Cloud is the same open-source code, operated by helpcode.ai in Frankfurt, Germany.

Related MCP server: Amazon Seller MCP Server

Self-hosted (Docker)

Needs Docker 24+, openssl and Node 18+.

git clone https://github.com/keysersoft/amazon-seller-mcp-server.git
cd amazon-seller-mcp-server
./scripts/install.sh

install.sh writes .env with fresh secrets, starts AnythingMCP, creates the first admin, installs the connector if SPAPI_CLIENT_ID and SPAPI_CLIENT_SECRET and SPAPI_REFRESH_TOKEN and SPAPI_ENDPOINT and SPAPI_MARKETPLACE_ID and SPAPI_SELLER_ID are set in .env and creates an MCP API key. Without credentials it prints the install link instead: http://localhost:3000/connectors/store?install=amazon-seller. Then check the whole chain:

npm install && node scripts/smoke.mjs

Connect Claude, ChatGPT, Copilot or Cursor

  • Claude (claude.ai, Desktop, mobile): Customize → Connectors → Add custom connector, paste your MCP server URL and sign in. Claude connects from Anthropic's cloud, so the URL must be public HTTPS: your AnythingMCP Cloud URL, or your own instance behind TLS.

  • Claude Code:

    claude mcp add --transport http amazon-seller-mcp-server http://localhost:4000/mcp --header "X-API-Key: <MCP_API_KEY>"
  • Cursor (.cursor/mcp.json) and VS Code / GitHub Copilot (.vscode/mcp.json, key servers instead of mcpServers, plus "type": "http"):

    { "mcpServers": { "amazon-seller-mcp-server": { "url": "http://localhost:4000/mcp", "headers": { "X-API-Key": "<MCP_API_KEY>" } } } }
  • ChatGPT: add the public HTTPS URL as a connector (app) in ChatGPT's settings. A localhost URL does not work there.

Tools

15 tools, generated from adapter/amazon-seller.json. read tools cannot change anything in the source system.

Tool

What it does

Access

amazon_marketplace_ids

Reference table of Amazon marketplace IDs and the regional SP-API endpoint that serves each.

read

amazon_marketplace_participations

List the marketplaces this seller account participates in (id, country, currency, store name).

read

amazon_list_orders

List orders in the configured marketplace.

read

amazon_get_order

Fetch a single order by its AmazonOrderId (format 3-7-7, e.g.

read

amazon_get_order_items

List the line items of an order: SellerSKU, ASIN, title, quantity ordered/shipped, item price, taxes, promotion discounts.

read

amazon_search_catalog

Search the Amazon product catalog of the configured marketplace by keywords or identifiers (ASIN/EAN/GTIN/UPC/ISBN).

read

amazon_get_catalog_item

Fetch a single catalog item by ASIN with the requested data sets (summaries, attributes, images, salesRanks, dimensions…).

read

amazon_fba_inventory

FBA inventory summaries for the configured marketplace: fulfillable, inbound, reserved, unfulfillable and researching quantities per SKU/ASIN.

read

amazon_get_item_offers

Current offers for an ASIN in the configured marketplace: buy-box winner, lowest prices by fulfillment channel, offer counts, shipping.

read

amazon_get_fees_estimate

Estimate the Amazon fees (referral fee, FBA fulfillment fee…) you would pay for an ASIN at a given selling price.

read

amazon_list_financial_events

Financial events (shipments settlements, refunds, fees, service charges, adjustments) posted in a date window.

read

amazon_get_listings_item

Fetch one of YOUR listings by seller SKU: summaries, attributes, issues (quality/compliance problems), offers and fulfillment availability.

read

amazon_create_report

Request generation of a report (step 1 of 3).

write

amazon_get_report

Check a report's processing status (step 2 of 3).

read

amazon_get_report_document

Get the download descriptor of a finished report (step 3 of 3).

read

Example prompts

  • Which orders came in yesterday on amazon.de, and which of them are not shipped yet?

  • Show the items of order 302-1234567-1234567.

  • How much FBA stock do I have for SKU A-1043, and how much is inbound?

  • Who holds the buy box for ASIN B0C1234567, and at what price?

  • What would Amazon charge in fees if I sell ASIN B0C1234567 at 24.90 EUR with FBA?

  • Which of my listings have quality or compliance issues?

More in examples/prompts.md.

Authentication

This connector wraps Amazon's Selling Partner API (SP-API) — the official successor of MWS — using Login-with-Amazon (LWA) OAuth2. No AWS keys or SigV4 signing are needed (Amazon removed that requirement).

Setup (one-time, ~15 min + Amazon approval)

  1. Register as a developer: Seller Central → Apps & Services → Develop Apps (you may first need to complete the developer profile in the Solution Provider Portal; Amazon reviews it manually, allow a few days).

  2. Create a private app: Develop Apps → Add new app client → type Sellers → select the roles you need (e.g. "Inventory and Order Tracking", "Pricing", "Amazon Fulfillment", "Finance and Accounting", "Selling Partner Insights"). PII roles (buyer names/addresses) are restricted and NOT required for this connector.

  3. Get LWA credentials: on the app row choose View → copy Client ID (amzn1.application-oa2-client.…) and Client Secret (amzn1.oa2-cs.v1.…).

  4. Self-authorize: on the app row choose Authorize → Amazon shows the Refresh Token (Atzr|…). This token is long-lived; the connector exchanges it automatically for 1-hour access tokens (sent in the x-amz-access-token header — handled for you).

  5. Fill the env vars:

    • SPAPI_CLIENT_ID, SPAPI_CLIENT_SECRET, SPAPI_REFRESH_TOKEN — from steps 3-4.

    • SPAPI_ENDPOINT — your region's API host:

      • Europe (DE/UK/IT/FR/ES/NL/SE/PL/TR/AE/IN/…): https://sellingpartnerapi-eu.amazon.com

      • North America (US/CA/MX/BR): https://sellingpartnerapi-na.amazon.com

      • Far East (JP/AU/SG): https://sellingpartnerapi-fe.amazon.com

    • SPAPI_MARKETPLACE_ID — the marketplace you sell in (call amazon_marketplace_ids for the full table; e.g. DE A1PA6795UKMFR9, US ATVPDKIKX0DER, IT APJ6JRA9NG5V4).

    • SPAPI_SELLER_ID — your merchant token (Seller Central → Account Info → Merchant Token). Only needed for amazon_get_listings_item; set any placeholder otherwise.

First call: run amazon_marketplace_participations — it needs no parameters and confirms auth + region are correct.

Sandbox

Set SPAPI_ENDPOINT to https://sandbox.sellingpartnerapi-eu.amazon.com (or -na/-fe) to hit the static sandbox: it returns canned responses when requests match predefined parameter patterns (e.g. Orders requires CreatedAfter=TEST_CASE_200). Same LWA credentials work; a draft app's refresh token may be sandbox-only (production returns 403 until the authorization is production-grade).

Marketplace scoping

All tools are pinned to SPAPI_MARKETPLACE_ID. To work across multiple marketplaces of the same region, create one connector per marketplace (cheap) — the underlying seller account and credentials can be identical.

What v1 deliberately does NOT do

  • Buyer PII (names, shipping addresses, phone numbers): requires a Restricted Data Token and an Amazon-approved restricted role. Order data returned here is the non-PII view (IDs, status, totals, SKUs, quantities).

  • Writes (price updates, listings edits, feeds): planned for a later version once the read workflows are proven.

Pagination & rate limits

List endpoints return a NextToken/pageToken — pass it back to fetch the next page. SP-API rate limits are per-endpoint (typically 0.0055–2 req/s with small bursts); on 429 the connector retries automatically with backoff, but space out heavy report loops.

Reports flow (3 steps)

  1. amazon_create_report (e.g. reportType: "GET_FLAT_FILE_OPEN_LISTINGS_DATA") → returns reportId.

  2. Poll amazon_get_report until processingStatus = DONE → gives reportDocumentId.

  3. amazon_get_report_document → returns a pre-signed download url (valid ~5 min; document may be gzip). Fetch that URL yourself to read the content.

Security

  • Read or write is your choice. 14 of the tools only read; amazon_create_report can change data. Assign the connector to an MCP server whose role whitelists only the tools you want, and the rest are invisible to that client.

  • Credentials are encrypted with AES-256-GCM and never shown to the model.

  • Response mapping drops or reshapes fields per tool before they reach the model, e.g. bank details or personal data.

  • Audit log: every call is recorded with input, output, duration and status, in your own database when self-hosted.

  • SSO, RBAC and SCIM are included in the self-hosted build.

FAQ

Is there an Amazon Seller Central MCP server?

Yes, this one. It connects the official Selling Partner API (SP-API) to Claude, ChatGPT and Copilot through AnythingMCP: 15 tools for orders, catalog, FBA inventory, offers, fee estimates, financial events, listings and reports.

What do I need to connect it?

A private Selling Partner API app (Seller Central → Apps & Services → Develop Apps), its LWA client ID and secret, a refresh token from authorising the app for your seller account, the regional endpoint and your marketplace and seller IDs. The Authentication section lists each one.

Does it work in the SP-API sandbox?

Yes. Point the endpoint at the sandbox host to try it; the sandbox returns Amazon's canned responses. Real data needs the app's production authorization.

Can the AI change prices or listings?

No. This connector only reads, apart from requesting a report. Price and listing updates are not part of it.

Can it see buyer names and addresses?

No. That personal data needs Amazon's Restricted Data Token flow, which this connector does not use, so orders come back without buyer PII.

Does it work with ChatGPT and Copilot?

Yes. The same MCP server works in ChatGPT (with a public HTTPS URL such as AnythingMCP Cloud), GitHub Copilot in VS Code, Cursor and Claude Code.

Troubleshooting

Problem

Fix

401 / 403 from the vendor

The credentials are wrong or lack rights. Re-enter them on the connector page; the import runs a test call and shows the result.

Tools missing in the AI client

The connector is not assigned to the MCP server the client uses. Check MCP Servers, then run node scripts/smoke.mjs.

The host is on your internal network

Self-host AnythingMCP on that network and add the hostname to SSRF_ALLOWED_HOSTS, or the outbound guard blocks the call.

Works locally, fails on AnythingMCP Cloud

The system must be reachable from the internet with a valid TLS certificate.

  • ecommerce-mcp-server: E-commerce MCP server: connect Amazon, eBay, WooCommerce, Shopware, Kaufland, OTTO and 7 more to Claude & ChatGPT.

  • AnythingMCP: the open-source MCP server and gateway this repository is built on.

License

AGPL-3.0-only. The adapter definition in adapter/ comes from AnythingMCP (AGPL-3.0).

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