Open-source scheduling with a documented API for availability lookups and booking meetings
Gift cards, phone top-ups, and eSIMs bought over an eCommerce MCP server, payable with x402 or L402 — no account, no card on file | 5/5 |
Storefront, Customer Account, Checkout, and Dev MCP servers plus ACP and UCP support across millions of merchants | 5/5 |
Flight, hotel, and destination content APIs with self-serve keys and a free test environment | 4/5 |
Flights, stays, and ancillaries — search, book, pay, and manage orders from one travel API | 4/5 |
Catalog, orders, and payments APIs for merchants, with a remote MCP server | 4/5 |
Universal commerce API for agent-initiated purchases across Shopify and major retailers | 4/5 |
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