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.eyJ0b29sX2lkIjoyMDI1LCJzdGF0ZV9ub25jZSI6Ijg5MWYyNTczMWQ5MTJlNTkwNmJmIiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIyMDI1In0sImlzcyI6IlBTIFR1dG9yaWFsIiwic3ViIjoicHNlbG0iLCJhdWQiOiJodHRwczovL2x0aS1yaS5pbXNnbG9iYWwub3JnL3BsYXRmb3Jtcy8yMjY1L2FjY2Vzc190b2tlbnMiLCJpYXQiOjE3ODIwMTE1NjIsImV4cCI6MTc4MjAxMTg2MiwianRpIjoiYjI1NjhkYzMyZTQ1NDM5OTk2NmYifQ.XX80mCU3ZZo10sE5bqMohVJPVBghGX5BoPywGphF64tPEBBUphWC2PlIkkeASVN4n32lbiAOFD6U8YaZf3HQ68wvLaQ9bRo27bTVA3axMNQwkVpPCM5X6VllGcTa20jQmSr2LToeGKR5A_RTLZUq7OTyoCM2WYSI_idbujif-Azz-P45Dzwk_cZmlAy5olkxtEbJYu_DYx9-kL6UiAin_-kzG21RzAgvjQt9t8dTf1HdPKrCrOYkvvGua8ZAohMLj8ohLmFueRmgILgMn6oRJ9gKhM6z_wLsuE43gMKREWpmrnUROcBEEG4bgwuuDf_H6RyrPUrZltKR9mmW7GStGA (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: 891f25731d912e5906bf (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)