response_type: id_token (required, the tool must use a value of id_token)

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/2025/launches (required, This URI must exactly match a value pre-registered with the platform)

response_mode: form_post (required, tools and platforms must support a value of form_post)

client_id: pselm (required, client identifier valid at the Platform)

scope: openid (required, must contain the openid scope value)

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImVEQzJlOGZTYkNKLXdvX1QyZlRYXzcwanU3V2Vid2Uzcmc2UllaVmJwQkkiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoyMDI1LCJzdGF0ZV9ub25jZSI6ImQ2YTc2YzkyOTcxZWUxNTA0NTJkIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyMDI1In0sImlzcyI6IlBTIFR1dG9yaWFsIiwic3ViIjoicHNlbG0iLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8yMjY1L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3ODAxNDE3NDgsImV4cCI6MTc4MDE0MjA0OCwianRpIjoiMTc3ZDIxZDY4MTE4MDk1MGU0MGUifQ.0f41YNiof0kIfxHexee92wK0lplsUfnyxYdQ0EguLO_LEI-boyZ4VmN9cR6BA_03EJVzXCH4x-xPsW5zf4EbD9YjmvS42Rff_DkXmmbi72a2wMXRmPTsWwDSChPUG6HHauJmjrtlfj6GrVy8BCvUhn34_pPuxchkmltvESY5znNNAkP3JX10UQKwR73BOPWrrCgOsj6NJbIyxMjGyadYdPzvo6vfxkkPLBe30qJ0mNOqq13jM78C2WMao5e2uWN7cfDgGsRAQWTOQ9UU0QA3P0K-U0TAEKQmhK7YovGWQQEeu-yxBiBTZk3kkjBIqzNIMGewSRFVJAs_MBfp65NQzw (required, opaque value used to maintain state between the request and the callback)

login_hint: (required, tools and platforms must support a value of form_post)

lti_message_hint: (required, a platform opaque identifier identifying the user to login)

prompt: none (optional, The tool should use a value of none. In the future a re-launch flow may support additional values being used here)

nonce: d6a76c92971ee150452d (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)