{ "edges": [ { "to": "fa6d3d38-6f02-48c7-aeaa-ae800affbe22", "from": "35286471-c560-4175-a6b7-e1fa74444e15", "toPort": "0", "fromPort": "0" }, { "to": "35286471-c560-4175-a6b7-e1fa74444e15", "from": "137926bb-065b-4612-ac7b-a4612bae4a5a", "toPort": "0", "fromPort": "0" }, { "to": "65835ab4-9049-47c2-bdec-aab494584899", "from": "43e1d9a2-8969-42bc-96c6-ba20b7d07a4e", "toPort": "0", "fromPort": "0" }, { "to": "4ab7a9bc-c1e0-4428-a0e5-c3c5a47a2be7", "from": "6cae75f2-f3a2-46a7-ae32-9cba52b7a691", "toPort": "0", "fromPort": "0" }, { "to": "6cae75f2-f3a2-46a7-ae32-9cba52b7a691", "from": "9f09d15c-af0f-4dc4-b001-02bad462747a", "toPort": "0", "fromPort": "0" }, { "to": "137926bb-065b-4612-ac7b-a4612bae4a5a", "from": "4ab7a9bc-c1e0-4428-a0e5-c3c5a47a2be7", "toPort": "0", "fromPort": "0" }, { "to": "9f09d15c-af0f-4dc4-b001-02bad462747a", "from": "9ad448d2-3e46-4370-a94a-c5660c2a011c", "toPort": "0", "fromPort": "0" }, { "to": "43e1d9a2-8969-42bc-96c6-ba20b7d07a4e", "from": "fa6d3d38-6f02-48c7-aeaa-ae800affbe22", "toPort": "0", "fromPort": "0" }, { "to": "618a02e0-1855-42c4-a208-6fdb08732839", "from": "65835ab4-9049-47c2-bdec-aab494584899", "toPort": "0", "fromPort": "0" } ], "nodes": [ { "id": "9ad448d2-3e46-4370-a94a-c5660c2a011c", "name": "Form Trigger", "type": "trigger", "params": { "kind": "n8n-nodes-base.formTrigger", "options": { "appendAttribution": false }, "formTitle": "AI Test Generator", "formFields": { "values": [ { "fieldLabel": "Name", "requiredField": true }, { "fieldLabel": "Subject", "requiredField": true }, { "fieldLabel": "Grade", "placeholder": "e.g. 10th Grade", "requiredField": true }, { "fieldType": "date", "fieldLabel": "Date", "requiredField": true }, { "fieldType": "file", "fieldLabel": "Upload PDF", "requiredField": true, "acceptFileTypes": ".pdf" }, { "fieldType": "email", "fieldLabel": "Email", "requiredField": true } ] }, "formDescription": "Generate test questions from PDF materials" }, "position": [ 112, 448 ] }, { "id": "9f09d15c-af0f-4dc4-b001-02bad462747a", "name": "Extract PDF", "type": "passthrough", "params": { "mode": "noOp", "options": {}, "operation": "pdf", "binaryPropertyName": "Upload_PDF" }, "position": [ 320, 448 ] }, { "id": "6cae75f2-f3a2-46a7-ae32-9cba52b7a691", "name": "AI Generate", "type": "llm", "params": { "modelId": { "__rl": true, "mode": "list", "value": "gpt-4o-mini" }, "options": { "maxTokens": 3000, "textFormat": { "textOptions": { "type": "json_schema", "schema": "{\"type\":\"object\",\"properties\":{\"test_title\":{\"type\":\"string\"},\"questions\":{\"type\":\"array\",\"items\":{\"type\":\"object\",\"properties\":{\"group\":{\"type\":\"string\",\"enum\":[\"A\",\"B\"]},\"number\":{\"type\":\"integer\"},\"type\":{\"type\":\"string\",\"enum\":[\"fill-in\",\"multiple-choice\",\"problem\"]},\"text\":{\"type\":\"string\"},\"options\":{\"type\":\"array\",\"items\":{\"type\":\"string\"}},\"correct_answer\":{\"type\":\"string\"},\"points\":{\"type\":\"integer\"}},\"required\":[\"group\",\"number\",\"type\",\"text\",\"options\",\"correct_answer\",\"points\"],\"additionalProperties\":false}},\"additionalProperties\":false},\"required\":[\"test_title\",\"questions\"],\"additionalProperties\":false}" } } }, "provider": "openai", "maxTokens": 3000, "responses": { "values": [ { "role": "system", "content": "You are a professional test generation system for educational materials.\n\nGENERAL RULES:\n\n1. Language: Write in English only, using clear and professional language.\n\n2. Accuracy:\n - Be professionally precise\n - Do not invent data not present in the input material\n - Do not repeat concepts across multiple questions\n\n3. Pedagogical Quality:\n - Avoid questions requiring mere memorization of numbers\n - Questions must test understanding, not rote memory\n - Distractors (wrong answers) must be realistic and represent common student errors\n - For problem-solving tasks, always specify units of measurement\n\nTEST STRUCTURE:\n\nGenerate 10 questions total, divided into two independent groups:\n\nGROUP A – 5 questions\nGROUP B – 5 questions\n\nFor EACH group:\n- 2 \"fill-in\" questions (easy – basic concepts)\n- 2 \"multiple-choice\" questions with 4 options (medium – understanding)\n- 1 \"problem\" question (hard – application of knowledge)\n\nQuestions in Group A and Group B must be substantially different.\n\nOUTPUT FORMAT:\n- Return ONLY valid JSON\n- Follow the predefined schema exactly\n- Do not add explanations or text outside JSON" }, { "content": "={{ $json.text }}" } ] }, "builtInTools": {} }, "position": [ 496, 448 ] }, { "id": "4ab7a9bc-c1e0-4428-a0e5-c3c5a47a2be7", "name": "Format Test", "type": "code", "params": { "jsCode": "const ai = $input.first().json;\nconst qs = ai.output[0].content[0].text.questions;\nconst form = $('Form Trigger').item.json;\n\nconst h = `SUBJECT: ${form.Subject}\\nGRADE: ${form.Grade}\\nDATE: ${form.Date}\\nSTUDENT NAME: _________________________\\n\\n───────────────────────────────────────\\n\\n`;\n\nfunction fmt(q) {\n let t = `${q.number}. ${q.text}\\n\\n`;\n if (q.type === \"multiple-choice\" && q.options?.length === 4) {\n t += `a) ${q.options[0]}\\nb) ${q.options[1]}\\nc) ${q.options[2]}\\nd) ${q.options[3]}\\n\\n`;\n }\n t += \"Answer:\\n______________________________\\n\";\n if (q.type === \"problem\") t += \"Work:\\n______________________________\\n\";\n t += `\\nPoints: ${q.points}\\n\\n`;\n return t;\n}\n\nconst a = qs.filter(q => q.group === \"A\");\nconst b = qs.filter(q => q.group === \"B\");\n\nlet tA = h + `=== GROUP A ===\\n\\n`;\na.forEach(q => tA += fmt(q));\n\nlet tB = h + `=== GROUP B ===\\n\\n`;\nb.forEach(q => tB += fmt(q));\n\nreturn [{json: {textA: tA, textB: tB}}];" }, "position": [ 768, 448 ] }, { "id": "137926bb-065b-4612-ac7b-a4612bae4a5a", "name": "Create Doc", "type": "integration", "params": { "title": "={{ $('Form Trigger').item.json.Subject }} - {{ $('Form Trigger').item.json.Grade }} - {{ $('Form Trigger').item.json.Date }}", "service": "googleDocs", "operation": "read" }, "position": [ 992, 448 ] }, { "id": "35286471-c560-4175-a6b7-e1fa74444e15", "name": "Share Doc", "type": "integration", "params": { "fileId": { "__rl": true, "mode": "id", "value": "={{ $json.id }}" }, "options": {}, "service": "googleDrive", "operation": "share", "permissionsUi": { "permissionsValues": { "role": "reader", "type": "anyone" } } }, "position": [ 1136, 448 ] }, { "id": "fa6d3d38-6f02-48c7-aeaa-ae800affbe22", "name": "Insert Group A", "type": "integration", "params": { "service": "googleDocs", "actionsUi": { "actionFields": [ { "text": "={{ $('Format Test').item.json.textA }}", "action": "insert" } ] }, "operation": "update", "documentURL": "={{ $('Create Doc').item.json.id }}" }, "position": [ 1280, 448 ] }, { "id": "43e1d9a2-8969-42bc-96c6-ba20b7d07a4e", "name": "Page Break", "type": "integration", "params": { "service": "googleDocs", "actionsUi": { "actionFields": [ { "action": "insert", "object": "pageBreak" } ] }, "operation": "update", "documentURL": "={{ $('Create Doc').item.json.id }}" }, "position": [ 1424, 448 ] }, { "id": "65835ab4-9049-47c2-bdec-aab494584899", "name": "Insert Group B", "type": "integration", "params": { "service": "googleDocs", "actionsUi": { "actionFields": [ { "text": "={{ $('Format Test').item.json.textB }}", "action": "insert" } ] }, "operation": "update", "documentURL": "={{ $('Create Doc').item.json.id }}" }, "position": [ 1568, 448 ] }, { "id": "618a02e0-1855-42c4-a208-6fdb08732839", "name": "Send Email", "type": "integration", "params": { "sendTo": "={{ $('Form Trigger').item.json.Email }}", "message": "

Dear {{ $('Form Trigger').item.json.Name }},

Your test has been generated!

📄 Link:
Open Document

Details:

Subject: {{ $('Form Trigger').item.json.Subject }}
Grade: {{ $('Form Trigger').item.json.Grade }}
Questions: 10 (5 per group)

✓ Two versions (Group A & B)
✓ Ready to print

AI Test Generator

", "options": {}, "service": "gmail", "subject": "={{ $('Form Trigger').item.json.Subject }} - Test Ready", "operation": "read" }, "position": [ 1808, 448 ] } ] }

Create anti-cheating tests from PDFs with GPT-4o-mini and Google Docs