"Box" matching MCP connectors:

FlowCastleA

ai.flowcastle

Build, edit, and deploy Telegram bots on FlowCastle's hosted visual flow platform.

Stripe payments for AI agents. Create links, verify, manage customers.

Send transactional emails for AI agents via SMTP. Templates included.

Send transactional pdfs for AI agents via SMTP. Templates included.

Pack a consignment into cartons, weigh it, and list what is inside each box for the waybill.

Maker - 10 tools for lending rates, supply, and borrow data

Gmx - 139 tools for perpetuals, options, and position data

Stargate - 42 tools for cross-chain transfers and bridge data

Train, explain, optimise and deploy transparent glass-box ML models via workflow tools.