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.eyJ0b29sX2lkIjoyMDI1LCJzdGF0ZV9ub25jZSI6IjZmMjllOGUwMmMyYTJjZjZjMjgzIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyMDI1In0sImlzcyI6IlBTIFR1dG9yaWFsIiwic3ViIjoicHNlbG0iLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8yMjY1L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3NzgzNDMwNDAsImV4cCI6MTc3ODM0MzM0MCwianRpIjoiNjE2NDRlMDE3MjRjZGQxZTMzN2IifQ.Ryt0VMB8GlA6YiSm9g4HhWopbu9KbLmUqljWjIzUpolMMRGeMcgqOVsmOJ1SWyltA5JSG5Y0NpMcIRHc0mBTY7oe_DeAhB8Si807IaUbxQ6hboVFYq1EcR1cQ9ukHsoA6Z3EGh_p04uv2h4qSFqUkfnEJs9XtIo-54_2HI7VMA-idzpTlJeuIXrDnhq_Eq9kekcE2o5RZw7ldiYdF0k8nAjZpMqvzjknczd1-Js8aqhtizRHxAwHvGaQcL668WQJEtyYtcZoNy4yn6PHxOIGpPOMUsQlP0SxIF074AQ6Hjnrg0YZJUJc7rk0MBDhOV5QJTIyFCS2aRceQYcL3yX2jQ (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: 6f29e8e02c2a2cf6c283 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)