Japan E-Commerce Apify MCP (x402 Pay-Per-Call)

japan-ec-apify-mcp

An x402-enabled Model Context Protocol (MCP) server wrapping Apify Actors for Japanese e-commerce marketplaces (Mercari Japan, Yahoo! Auctions, Rakuten, SUUMO, Kakaku.com).

Enables AI agents (Claude Desktop, Cursor, AutoGPT) to execute paid API searches on-demand using the x402 protocol ($0.001 USDC / call).

Features

• x402 Micropayments Protocol Support: HTTP 402 / EIP-712 payment authorization for AI agents
• Apify Actor Integration: Directly connects with fruitful_quintessence/mercari-japan-search-scraper
• Multi-Transport: Runs over stdio, HTTP / SSE
• Official MCP Registry Compatible: Registered on modelcontextprotocol.io registry

Installation & Usage

1. FastMCP stdio / Claude Desktop

Add to your claude_desktop_config.json:

{  "mcpServers": {    "japan-ec-apify-mcp": {      "command": "python3",      "args": ["/path/to/scripts/mcp_x402_server.py"]    }  }}

2. x402 Payment Flow Example

When calling search_mercari_japan(keyword="CBR250RR"):

1. Server returns isError: true with x402 PaymentRequired payload ($0.001 USDC required).
2. Agent signs EIP-712 payment authorization and re-sends request with _meta["x402/payment"].
3. Server validates payment signature, retrieves Mercari listings, and returns data with _meta["x402/payment-response"].

Verification

python3 -m py_compile scripts/mcp_x402_server.py

Related Links

• Apify Store Actor
• MCP Registry Entry
• x402 Specification v2

Data & Store

• Apify Store: https://apify.com/fruitful_quintessence
• Gumroad datasets: https://atushi5.gumroad.com/l/kutuxe