> ## Documentation Index > Fetch the complete documentation index at: https://openrouter.ai/docs/llms.txt > Use this file to discover all available pages before exploring further. # SubjectTokenType Must be `urn:ietf:params:oauth:token-type:jwt`. ## Example Usage ```typescript theme={null} import { SubjectTokenType } from "@openrouter/sdk/models"; let value: SubjectTokenType = "urn:ietf:params:oauth:token-type:jwt"; ``` ## Values ```typescript theme={null} "urn:ietf:params:oauth:token-type:jwt" ```