"Collaborative Communication Between AI Systems" 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).

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.

Attribution and settlement infrastructure for AI agent content access over HTTP 402 and MCP.

Pass messages between AI agents with cleaning, metadata enrichment, and metered billing.

Analyzes delegated AI payment authority and exposes supported Stripe/x402 evidence contracts.

Verified merchants accepting agentic payments on Lightning/L402/BOLT12/USDT — search, verify, pay.

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

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

AgisHub — pay-per-call tools for AI agents over x402 (USDC on Base). No API key.

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

AI news, model pricing, service status, and machine-payable premium tools. AFTA-certified.

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

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

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.

Prepaid virtual cards for AI agents: one-time cards, spend caps, human approvals.

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

Pay-per-call agent infrastructure: file storage & handoff, compute tools, messaging, e-sign, KYC.

Pre-signature x402 payment verdict (GO/HOLD/STOP) for AI agents, with a verifiable signed receipt.

Time tracking, live project budgets, and billing exports for service firms.