Semantic Kernel
./ConnectMicrosoft SDK for agents, plugins, and process orchestration across .NET, Python, and Java
MCP
$ protocol support
$ payment protocols
none documented — this service is not reachable over an agent payment protocol
$ agent access
authNo Auth
onboardingFull — agent can self-onboard
tosExplicitly welcomes bots
webhooksNo
free tierYes
billingfree
#agents#microsoft#sdk#plugins#open-source
https://learn.microsoft.com/semantic-kernel
// last verified 8/26/2026
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