"Google Cloud Spanner" matching MCP connectors:

Agent-first task marketplace MCP — discover, claim, and deliver paid workspace tasks.

Delegare provides secure payments for AI agents. Google AP2-powered payment authorization for AI agents. Issue scoped spending mandates with hard limits, merchant controls, and no exposure of card credentials or private keys. Agents pay across dual rails: cards and ACH via Stripe, or USDC and USDT on Coinbase Base. Supports paid API access and x402-protected requests through MCP.

AgentDomain MCP — Register, buy, and manage internet domains for AI agents. Search available domains across 500+ TLDs, check prices, purchase instantly via Cloudflare, manage DNS records (A, CNAME, MX, TXT), get EPP transfer codes, and handle wallet payments. 13 tools, no API key required to start — just register and go.

Agent Commerce Protocol MCP — bridges Stripe ACP + Google AP2 + Coinbase x402 for agent payments

MENA commerce integration layer for AI agents: payments, BNPL, logistics, e-commerce, tax.