{ "name": "Five Product Ad Images Under $0.20 with reAPI", "nodes": [ { "parameters": {}, "type": "n8n-nodes-base.manualTrigger", "typeVersion": 1, "position": [ -820, 100 ], "id": "69ea1ed0-34a0-47cc-8fbe-b4e6bb064cdf", "name": "When clicking Execute workflow" }, { "parameters": { "jsCode": "const sourceImageUrl = 'https://reapi.ai/images/landing/gpt-image-2/use-case-0.png';\n\nconst briefs = [\n {\n concept: 'minimal studio',\n headline: 'MORNING, MADE BETTER.',\n direction: 'Place it on a pale stone pedestal in a bright minimal studio with soft morning shadows. Use clean large black editorial type in the upper-left.'\n },\n {\n concept: 'rainy reading nook',\n headline: 'SLOW DOWN. SIP.',\n direction: 'Show it beside a rain-streaked window in a warm quiet reading nook, with natural steam and soft amber light. Use large cream serif type near the top.'\n },\n {\n concept: 'cobalt graphic layout',\n headline: 'YOUR DESK DESERVES BETTER.',\n direction: 'Use a cobalt blue background, one safety-orange geometric accent, crisp hard shadows, and large white sans-serif type.'\n },\n {\n concept: 'restrained gift scene',\n headline: 'A MUG WORTH KEEPING.',\n direction: 'Place it in an open kraft gift box with simple navy tissue paper and restrained warm lights. Use large dark navy editorial type at the top.'\n },\n {\n concept: 'dark glaze detail',\n headline: 'FROM FIRST SIP TO LAST.',\n direction: 'Use a close three-quarter product view on a dark charcoal surface with a narrow warm spotlight. Use large warm-white serif type in the upper-left.'\n }\n];\n\nreturn briefs.map((brief) => ({\n json: {\n ...brief,\n source_image_url: sourceImageUrl,\n prompt: `Create a 4:5 product advertising image using the reference ceramic mug as the exact product. Preserve the mug shape, right-side handle, two-tone teal and charcoal glaze, proportions, and surface texture. ${brief.direction} Add only this headline, exactly as written: \"${brief.headline}\" Keep generous safe margins. No logo, no other text, no extra mugs, no people.`\n }\n}));" }, "type": "n8n-nodes-base.code", "typeVersion": 2, "position": [ -580, 100 ], "id": "62a6e444-ac70-4215-852d-10468b604730", "name": "Build Five Ad Briefs" }, { "parameters": { "method": "POST", "url": "https://reapi.ai/api/v1/images/generations", "authentication": "genericCredentialType", "genericAuthType": "httpBearerAuth", "sendBody": true, "specifyBody": "json", "jsonBody": "={{ { model: 'nano-banana-2-lite', prompt: $json.prompt, image_urls: [$json.source_image_url], aspect_ratio: '4:5' } }}", "options": { "timeout": 30000 } }, "type": "n8n-nodes-base.httpRequest", "typeVersion": 4.2, "position": [ -320, 100 ], "id": "ad0967af-bbce-4c80-af8c-149253304d58", "name": "Create Image Tasks", "notesInFlow": true, "notes": "After import, select your reAPI Bearer Auth credential. Do not enable automatic POST retries unless you also add an idempotency key." }, { "parameters": { "resume": "timeInterval", "amount": 15, "unit": "seconds" }, "type": "n8n-nodes-base.wait", "typeVersion": 1.1, "position": [ -60, 100 ], "id": "b095edaf-8528-4094-adcb-ae1e6d7624f5", "name": "Wait 15 Seconds", "webhookId": "aaed2bc3-6e6a-4bc3-a957-df2ca30dc1c9" }, { "parameters": { "url": "={{ 'https://reapi.ai/api/v1/tasks/' + $json.id }}", "authentication": "genericCredentialType", "genericAuthType": "httpBearerAuth", "options": { "timeout": 30000 } }, "type": "n8n-nodes-base.httpRequest", "typeVersion": 4.2, "position": [ 200, 100 ], "id": "12a8742d-d462-4e9b-96d4-ecefc3a0e5b8", "name": "Get Task Status", "retryOnFail": true, "maxTries": 3, "waitBetweenTries": 3000, "notesInFlow": true, "notes": "After import, select the same reAPI Bearer Auth credential used by Create Image Tasks. GET polling can be retried safely." }, { "parameters": { "conditions": { "options": { "caseSensitive": true, "leftValue": "", "typeValidation": "strict", "version": 2 }, "conditions": [ { "id": "2f80790c-0fe8-4028-bab0-58d86de9ca72", "leftValue": "={{ $json.status }}", "rightValue": "completed", "operator": { "type": "string", "operation": "equals" } } ], "combinator": "and" }, "options": {} }, "type": "n8n-nodes-base.if", "typeVersion": 2.2, "position": [ 460, 100 ], "id": "2d657916-1968-472c-aa82-268081b53c2b", "name": "Completed?" }, { "parameters": { "conditions": { "options": { "caseSensitive": true, "leftValue": "", "typeValidation": "strict", "version": 2 }, "conditions": [ { "id": "af5e7bb5-f18a-4639-83a8-73e82493a375", "leftValue": "={{ $json.status }}", "rightValue": "failed", "operator": { "type": "string", "operation": "equals" } } ], "combinator": "and" }, "options": {} }, "type": "n8n-nodes-base.if", "typeVersion": 2.2, "position": [ 700, 220 ], "id": "0961b92d-3597-4f9a-9ea8-06f5d779e436", "name": "Failed?" }, { "parameters": { "conditions": { "options": { "caseSensitive": true, "leftValue": "", "typeValidation": "strict", "version": 2 }, "conditions": [ { "id": "5575225f-5b4d-497d-8634-81122d050119", "leftValue": "={{ $runIndex }}", "rightValue": 19, "operator": { "type": "number", "operation": "gte" } } ], "combinator": "and" }, "options": {} }, "type": "n8n-nodes-base.if", "typeVersion": 2.2, "position": [ 940, 300 ], "id": "60bbe762-5207-459d-942f-993407835388", "name": "Poll Limit Reached?", "notesInFlow": true, "notes": "$runIndex is zero-based. With this connection order, >= 19 stops after the twentieth incomplete status check." }, { "parameters": { "mode": "runOnceForEachItem", "jsCode": "const brief = $('Build Five Ad Briefs').item.json;\nreturn {\n json: {\n concept: brief.concept,\n requested_headline: brief.headline,\n task_id: $json.id,\n status: $json.status,\n credits: $json.usage?.credits ?? null,\n image_url: $json.output?.image_urls?.[0] ?? null\n }\n};" }, "type": "n8n-nodes-base.code", "typeVersion": 2, "position": [ 720, -40 ], "id": "d07d53d2-8323-4fb4-b3fd-81f8586d3f86", "name": "Successful Images" }, { "parameters": { "jsCode": "const task = $input.first().json;\nthrow new Error(`Image task ${task.id ?? 'unknown'} failed: ${task.error?.message ?? 'No error message returned'}`);" }, "type": "n8n-nodes-base.code", "typeVersion": 2, "position": [ 940, 160 ], "id": "8abfa43b-3c10-4b49-8088-98aaf1ac0278", "name": "Stop on Task Failure" }, { "parameters": { "jsCode": "const tasks = $input.all().map((item) => item.json.id ?? 'unknown').join(', ');\nthrow new Error(`Polling stopped after 20 incomplete checks. Inspect these task IDs before retrying a POST: ${tasks}`);" }, "type": "n8n-nodes-base.code", "typeVersion": 2, "position": [ 1180, 240 ], "id": "52af70ed-cf30-4bac-8e1b-11fa44c0b98c", "name": "Stop on Poll Timeout" } ], "connections": { "When clicking Execute workflow": { "main": [ [ { "node": "Build Five Ad Briefs", "type": "main", "index": 0 } ] ] }, "Build Five Ad Briefs": { "main": [ [ { "node": "Create Image Tasks", "type": "main", "index": 0 } ] ] }, "Create Image Tasks": { "main": [ [ { "node": "Wait 15 Seconds", "type": "main", "index": 0 } ] ] }, "Wait 15 Seconds": { "main": [ [ { "node": "Get Task Status", "type": "main", "index": 0 } ] ] }, "Get Task Status": { "main": [ [ { "node": "Completed?", "type": "main", "index": 0 } ] ] }, "Completed?": { "main": [ [ { "node": "Successful Images", "type": "main", "index": 0 } ], [ { "node": "Failed?", "type": "main", "index": 0 } ] ] }, "Failed?": { "main": [ [ { "node": "Stop on Task Failure", "type": "main", "index": 0 } ], [ { "node": "Poll Limit Reached?", "type": "main", "index": 0 } ] ] }, "Poll Limit Reached?": { "main": [ [ { "node": "Stop on Poll Timeout", "type": "main", "index": 0 } ], [ { "node": "Wait 15 Seconds", "type": "main", "index": 0 } ] ] } }, "pinData": {}, "settings": { "executionOrder": "v1" }, "active": false, "tags": [] }