"Free APIs and services without commercial fees" matching MCP servers:

Enables users to calculate seller fees, net payouts, and break-even prices across Gumroad, Stripe, PayPal, and Etsy, and compare platforms for a given sale price.

Enables luxury fashion commercial teams to query governed deterministic analytics tools for sell-through, markdown risk, wholesale health, comp-store sales, return-rate root cause, and channel P&L from synthetic DTC, retail, and wholesale data.

Enables interaction with Adobe Commerce Catalog Services to retrieve product variants, price overrides, category permissions, and environment details via MCP.

Provides tools to retrieve information about current and upcoming free games on the Epic Games Store. It allows users to access game details including titles, descriptions, and claim URLs through Model Context Protocol clients.

Itemises marketplace fees, shipping, and item costs to work out true net profit, margin, and ROI for sales on eBay, Etsy, Poshmark, Mercari, Depop, Whatnot, and TikTok Shop. It also ranks the same item across all seven platforms and finds the lowest list price that still hits a target profit, with dated fee schedules and custom fee overrides.

Complete Vinted MCP and CLI Server

Run all of WordPress + SEO, Security, WooCommerce Shop & Elementor: 10 websites in one connector. Posts, pages, media, comments and updates from Claude, ChatGPT or Cursor. Start free.

This MCP wraps Bitrefill public API to allow agents to search for products and shop using cryptocurrencies like Bitcoin, Ethereum, Solana, and many more.

Enables users to request price ranges for custom wooden shipping crates, parse or encode crate codes, check size limits, and fetch design previews via the Speed Crate HTTP API. Quote submissions queue a full quote to be emailed by the shop.

Enables retail merchandising recommendations via an MCP server that ranks candidates with a Thompson-sampling bandit, tracks per-tenant monthly spend caps, and exposes recommend, record_feedback, and budget_status tools over JSON-RPC stdio.

Enables AI assistants to search product information and compare pricing from Coles and Woolworths, with optional store selection and result limiting.

Enables agents to submit a storefront URL and receive an A–F conversion-readiness grade across 20 weighted checks, including specific failing checks. Calls are paid per use in USDC via x402, requiring no accounts or API keys.

Enables querying sales data, identifying out-of-stock products, viewing top sellers, and receiving restock suggestions through natural language.

Perfume database API with verified notes: 1,500+ perfumes, 160+ houses, 400+ raw materials in a fragrance ingredients database. 12 tools over MCP and REST, OpenAPI spec, free and keyless, answers in 10 languages. Look up a note or raw material and get the perfumes that use it, or a perfume and get its full top, heart and base pyramid. Built by Scento.

Enables querying Shopify App Store apps and Chrome Web Store extensions by category, keyword, or listing URL, returning ratings, reviews, pricing or user counts, and developer website, domain, address, and email. Filters by minimum rating or reviews and produces one row per listing ready for outreach or enrichment.

Get live UK 3D printing prices for your own STL/3MF/STEP files or Printables and Thingiverse models, with a checkout link. Also finds mail-in electronics repair prices and checks order or repair progress.

Enables watching competitor Shopify, WooCommerce, and SaaS pricing and changelog pages, returning only what changed since the last run as price, stock, product, plan, and changelog diffs. Runs on Apify with per-event pricing and saved state keys for separate baselines.

Enables users to look up Amazon buy box and list prices, stock, seller, and rating by ASIN or product URL across nine marketplaces, and to surface price or stock changes between runs.

Lets any MCP-compatible AI agent search live resort inventory, request exact all-in quotes including transfers, and start real hotel bookings that the traveler completes on a hosted Stripe checkout.

Model Context Protocol server for the GlobKurier API. Enables AI assistants (Claude, Cursor, Cline and others) to track shipments, search shipping products and generate purchase links.

An MCP server that exposes tools for querying a bookstore inventory, allowing AI agents to search and retrieve book information via the Model Context Protocol.

Provides structured dealer brand data including inventory, promotions, reviews, and dealer profile via MCP tools, enabling LLMs to answer accurate brand-related queries.

Domain availability + registrar price comparison across 52 TLDs — see not just if a domain is free, but where it's cheapest (7 registrars, renewal traps exposed). Honest: shows an Unverified state instead of guessing. Free, no API key. For Claude, ChatGPT, Cursor & any MCP client.

MCP server for Muovi, Argentina's local services marketplace. Enables discovery of verified service professionals, browsing services and cities, reading reviews, and generating deep-links for task creation.

Enables AI agents to answer analytical questions about an online store's SQLite database through specialized read-only tools, without any risk of modifying the underlying data.

An MCP server that detects affiliate links and provides information about Tracklix, enabling AI assistants to answer affiliate-link-related questions without any network calls or API keys.

Real-time, structured Amazon data for AI agents across 21 marketplaces: product details, seller offers, search results, 12-month sales history, Best Sellers Rank, package dimensions, and seller intelligence. 16 tools including free bulk-job monitoring and account usage tracking, available as a hosted endpoint or via npx.

Enables AI assistants to search Italian private healthcare services, clinics, and doctors, compare real-time availability, bookable times, and prices, and retrieve service preparation and pricing information, while leaving booking on cup24.it.

Multi-carrier parcel tracking server that communicates directly with carrier APIs (DHL, UPS, FedEx, etc.) without third-party aggregators, providing normalized tracking status and events.

ProfitLee MCP is an MCP server for analyzing ecommerce and marketplace profitability. It helps users calculate net profit, profit margin, ROI, breakeven price, and fee-adjusted outcomes from product cost, selling price, shipping, ads, platform fees, and tax inputs. It also supports reusable profit scenarios so users can compare pricing and cost assumptions more easily.