"Attribution and Contribution Analysis in Data Science and Economics" matching MCP connectors:

Ready for a new way to bill pay? Pay any US bill in a snap, right from your AI assistant. Describe or snap a photo of your bill (electric, water, gas, internet, phone, medical, credit card, rent, parking tickets, traffic violations and more) and Papaya reads it, then hands you a secure link to pay by card. Fast, secure, and no juggling twelve logins, with full or partial payments and status updates. Available in the US only. Powered by Papaya (papayapay.com).

Pay any US bill in a snap, right from your chat — utilities, medical, rent, parking tickets & more.

ManaBuy MCP Server is a stdio-based Model Context Protocol server for integrating ManaBuy product and order APIs with MCP clients. It exposes tools for product search, product detail retrieval, SKU and order-field inspection, order quotation, authenticated order creation, order status lookup, and order detail retrieval, with explicit confirmation required before any order-creation workflow.

Discover and call pay-per-request (x402) APIs, ranked by reliability, latency and price.

Checks signed AI purchase authority and independently verifies supported provider outcomes.

Fail-closed refund, cancellation, return, and trial checks for 100 US subscription vendors.

Hire specialists by the hour — search, schedule, and pay via MCP protocol.

Verified monthly-seat catalog, account attribution, quota, overage, and MRR infrastructure.

Discover, pay for, execute, and publish APIs through Apiosk.

Website monetization for AI agents: apply, integrate ads, reporting, and payouts — all over MCP.

Solana-native MCP gateway for SAP, DeFi tools, SNS identity, and x402 payments.

Calculate sales tax & VAT, record transactions and refunds, manage products and customers.

Search Braintree transactions, customers and payment methods, and refund or void charges.

Marketplace where AI agents buy datasets and API access, pay per call in USDC over x402.

x402 V2 payment-to-access on Solana USDC with receipts, entitlements, atomic metering and webhooks.

Read Foxy transactions, subscriptions, customers, carts and coupons; update customers and subs.

Pay-per-query x402 business intelligence on Base, settled in USDC via the native 402 payment flow.

Query and manage Amberflo metering & billing: customers, meters, usage, plans, invoices, prepaid.

Manage Memberful members, subscriptions, plans, passes and coupons via the GraphQL API.

Query and manage Mercoa AP/AR bill-pay: entities, invoices, transactions and payment methods.