"Box" matching MCP connectors:

Paid web research, fact-check, page summary and page extraction tools for AI agents. Pay per call in USDC with x402 (Base or Solana). A failed call is not charged.

Run Discord forms, surveys, polls and quizzes from your AI app: build, launch and analyze projects.

Docs: https://docs.keenable.ai/mcp-server Keenable is a free, remote MCP server that gives agents access to the web index. Search the web with ranked results and date/site filters, then fetch any indexed page as clean markdown. Works out of the box with no account or API key.

REG-VaultA

org.regvault.api

Open retro-gaming metadata catalog — 91,000 games, 99 systems. Box art, manuals, screenshots, gameplay previews. Free MCP + REST API.

Live trading-pipeline intelligence for AI agents: signal evaluation by a real calibrated engine with glass-box explanations, pipeline calibration telemetry, recorded outcome reports, and SEC-filing catalysts. Free beta keys + x402 USDC pay-per-call.

bol-aiA

io.github.peter-schout

Extract structured data from Bills of Lading: parties, ports, containers, incoterms. EU-hosted.

amazon-product-research-mcpB

com.webotee

Amazon brand, seller, niche & buy-box intelligence inside your own Claude or ChatGPT.

Bank of England Interactive Statistical Database (IADB) MCP.

301 real-time data wires. Paid per call via x402, no API key, no free tier.

Find duplicate records in 30 seconds. Zero-config entity resolution, 97.2% F1 out of the box.

A job search where every document line cites a fact you can check; nothing is sent for you.

MSP market intelligence for AI assistants: profiles, tech, maturity scores, and change signals.