Perk’s MCP server connects Claude and ChatGPT to company travel, spend, and expenses. Search and book flights, hotels, trains, and cars—then finish payment in Perk. What OTA and agent builders should copy.
easyJet's ChatGPT plugin shows live flights and holidays, then sends you to easyJet.com to pay. Mirai's hotel plugins book, modify, and cancel inside ChatGPT over MCP. What builders should take from the split.
Southwest's new ChatGPT plugin shops flights in the chat but sends booking, seats, and extras to Southwest.com. What that leaves open for AI travel agent builders.