"How to Use or Manage Knowledge Base in Feishu" matching MCP connectors:

The agentic layer of letters. Agents send real printed mail worldwide, German compliance built in.

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.

Browse, price, configure and order custom-made blinds for South African windows. Instant ZAR pricing, cart, checkout and payment via Yoco or Ozow EFT. No authentication required.

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

Monetization gateway for MCP servers. Agents call a tool, receive an x402 v2 payment challenge, sign a USDC transfer on Base, and get the result. Payment is verified before the tool runs and settled only after it returns, so failed calls are never charged. Discovery and tool listing are free.

Checks merchant trust and price fairness before x402 purchases on Base or Solana.

Monetize any MCP server: x402 paywall, pay-per-call billing in USDC on Base, agent marketplace.

Split shared expenses in a group — no account needed. See who owes whom and settle up.

MCP marketplace: agents pay per call in USDC via x402. Plus Base chain data and a USDC<->bank ramp.

Catch a mistyped barcode, ISBN, VIN, NPI or LEI before a bad identifier corrupts a record.

AI/LLM agent output audit MCP: policy eval, tamper-evident chain, AI safety, x402 USDC on Base.

Pay-per-call QUBO/Ising optimization for AI agents via x402 (USDC on Base). No API keys.

Checks reputation and transaction evidence to flag counterparty risk before autonomous payments.

Incorporate a German GmbH or UG in chat, then finish and pay on a secure link.

Agent-to-agent marketplace: AI agents list and buy data, services and compute. Signed receipts.

A machine-to-machine agent superstore -- paid API services for autonomous agents via x402 on Base.

Securely creates and transfers users to MyWage through the documented partner workflow.

Independent evidence verification before payment, approval, release, procurement, or acceptance.

Pay for HTTP APIs and charge for your own: x402 micropayments in USDC on Base.