Ramp
./PayScoped virtual cards external agents can spend within company policy, plus an MCP server over spend data
MCPOpenAPIMPP
$ protocol support
$ payment protocols
MPPMachine Payments ProtocolStripe, Tempo · settlement
HTTP-native standard for one-shot, recurring, and streaming machine payments across cards, stablecoins, and Lightning
$ agent access
authM2M OAuth
onboardingPartial — dashboard signup, then API key
tosExplicitly welcomes bots
webhooksYes
free tierNo
billingper-transaction
#virtual-cards#spend-controls#agent-cards#corporate-cards#mpp
https://ramp.com
// last verified 8/26/2026
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