"Interacting with AI models like OpenAI or Google models" matching MCP connectors:

Multi-carrier shipping for AI agents: compare rates, buy labels, track packages, validate addresses

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).

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.

The Apiosk MCP lets AI agents discover, pay for, execute, and publish APIs through the Apiosk gateway. It is a machine endpoint, not a website, so connect it from an MCP client (Claude, Cursor, ChatGPT, and others) rather than browsing it here.

Pay-per-use tool API for AI agents. Free tier, x402 USDC micropayments, or API key.

Non-custodial USDC <-> bank for AI agents via x402 + Transak. Own funds only; PT + EU/EEA; 18+.

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

Viridis Verified: wrap any MCP server with tamper-evident delivery receipts + metered fees.

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.

Read subscriptions, customers, charges, orders; skip charges, cancel or activate subscriptions.

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.

Singapore property & financial data APIs for AI agents. 27 MCP tools. x402 micropayments.

Pay-per-call x402 gateway: agent tools, OpenAI-compatible LLM, market data, RPC, security audits.

Read Orb customers, subscriptions, invoices, usage and costs; create or update customers.

Pre-signature x402 payment-risk oracle. AI agents call forecast_payment before paying a counterparty and get a GO / HOLD / STOP verdict from settlement reputation, price-anomaly (quoted vs the payee's own median), and OFAC sanctions screening — plus a third-party-verifiable Ed25519 signed receipt. Verdict only; never takes custody. Free under $10 at risk; returns an x402 payment challenge over that.

Keyless non-custodial crypto payments for AI agents: payment links and tip jars, no API key.

Discover Algerian COD stores on Mystoq, or manage your own: products, prices, shipping/fraud tools.