Authdog

API keys and M2M for Semantic Kernel

Last updated Oct 22, 2026
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The filter reads the token from arguments the host set, then removes it. The client secret is not an argument. A chat completion key is not required for this check.

The exchange is in Agent frameworks.

Which credential

Credential Use it when
Agent identity A named agent inside a project that already has users. Agents is sales-gated until access is approved.
M2M application The caller is a job, or Agents access is not approved yet. Same client_credentials grant.
Personal access token One person's script. Keep it off an unattended caller.
Service account Authdog REST automation. Not the bearer this hook checks.

To act for a person, keep this hook and present an RFC 8693 token. sub stays the user. act names the agent. The planned sample uses a token whose subject is the agent.

Read To learn how to
Custom channel auth for Semantic Kernel Refuse a missing bearer
Machine identity Choose the credential
Semantic Kernel See the hook

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