This workflow follows the Gmail → HTTP Request recipe pattern — see all workflows that pair these two integrations.
The workflow JSON
Copy or download the full n8n JSON below. Paste it into a new n8n workflow, add your credentials, activate. Full import guide →
{
"nodes": [
{
"id": "49ab7596-665e-4a0f-bb8b-9dc04525ce88",
"name": "Gmail",
"type": "n8n-nodes-base.gmail",
"position": [
2340,
1440
],
"parameters": {
"message": "={{ $json.html }}",
"options": {},
"subject": "Podcast Review"
},
"credentials": {
"gmailOAuth2": {
"name": "<your credential>"
}
},
"typeVersion": 2.1
},
{
"id": "40aa23f4-69d6-46e5-84a2-b46a64a3f0af",
"name": "TaddyTopDaily",
"type": "n8n-nodes-base.httpRequest",
"position": [
1620,
820
],
"parameters": {
"url": "https://api.taddy.org/",
"method": "POST",
"options": {},
"sendBody": true,
"sendHeaders": true,
"bodyParameters": {
"parameters": [
{
"name": "query",
"value": "=query { getTopChartsByGenres( limitPerPage:10, filterByCountry:UNITED_STATES_OF_AMERICA, taddyType:PODCASTEPISODE, genres:PODCASTSERIES_{{ $json.genre }}){ topChartsId podcastEpisodes{ uuid name audioUrl podcastSeries{ uuid name } } } }"
}
]
},
"headerParameters": {
"parameters": [
{
"name": "X-USER-ID"
},
{
"name": "X-API-KEY"
}
]
}
},
"typeVersion": 4.2
},
{
"id": "42eea23b-b09c-49ee-af5b-12abb3960390",
"name": "Genre",
"type": "n8n-nodes-base.set",
"position": [
1420,
820
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "e995cd5b-b91c-4a9d-8215-44d7dfe3f52f",
"name": "genre",
"type": "string",
"value": "TECHNOLOGY"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "da256fbf-ed7b-4a26-9fa8-33d1c2b717a5",
"name": "Split Out",
"type": "n8n-nodes-base.splitOut",
"position": [
1840,
820
],
"parameters": {
"options": {},
"fieldToSplitOut": "data.getTopChartsByGenres.podcastEpisodes"
},
"typeVersion": 1
},
{
"id": "069ab68c-dcd6-406f-8e7f-2597f62a04f5",
"name": "Whisper Transcribe Audio",
"type": "n8n-nodes-base.httpRequest",
"position": [
1880,
1120
],
"parameters": {
"url": "https://api.openai.com/v1/audio/transcriptions",
"method": "POST",
"options": {},
"sendBody": true,
"contentType": "multipart-form-data",
"authentication": "predefinedCredentialType",
"bodyParameters": {
"parameters": [
{
"name": "model",
"value": "whisper-1"
},
{
"name": "file",
"parameterType": "formBinaryData",
"inputDataFieldName": "data"
}
]
},
"nodeCredentialType": "openAiApi"
},
"credentials": {
"openAiApi": {
"name": "<your credential>"
}
},
"typeVersion": 3
},
{
"id": "ffa67b8d-8601-4e1d-8f72-b6266e6b3327",
"name": "Final Data",
"type": "n8n-nodes-base.set",
"position": [
2320,
1120
],
"parameters": {
"mode": "raw",
"options": {},
"jsonOutput": "={\n\"podcast\": \"{{ $('TaddyTopDaily').item.json.data.getTopChartsByGenres.podcastEpisodes[$itemIndex].podcastSeries.name }}\",\n\"name\": \"{{ $('TaddyTopDaily').item.json.data.getTopChartsByGenres.podcastEpisodes[$itemIndex].name.replace(/\\\"/g,'\\\"') }}\",\n \"url\":\"{{ $('TaddyTopDaily').item.json.data.getTopChartsByGenres.podcastEpisodes[$itemIndex].audioUrl.replace(/\"/g,'') }}\",\n\"summary\":\"{{ $json.message.content.replace(/\\\\/g, '\\\\\\\\').replace(/\"/g, '\\\\\"').replace(/\\n/g, '<br/>').replace(/\\r/g, '\\\\r').replace(/\\t/g, '\\\\t') }}\"\n \n}\n"
},
"typeVersion": 3.4
},
{
"id": "88cd1fa5-07ae-4dcd-b4f8-85cbf7c98d73",
"name": "Merge Results",
"type": "n8n-nodes-base.code",
"position": [
1900,
1440
],
"parameters": {
"jsCode": "return [{fields:$input.all().map(x=>x.json)}]"
},
"typeVersion": 2
},
{
"id": "4c2c80d1-750f-42f1-a0f1-343dec325b0f",
"name": "HTML",
"type": "n8n-nodes-base.html",
"position": [
2120,
1440
],
"parameters": {
"html": "<!DOCTYPE html>\n<html>\n<head>\n <meta charset=\"UTF-8\" />\n</head>\n<body>\n <table>\n <tr> \n {{ ['Podcast', 'Episode', 'Summary'].map(propname=>'<td><h4>'+propname+'</h4></td>').join('') }}\n </tr>\n {{ $json.fields.map(ep=>{ return `<tr><td>${ep.podcast}</td><td><a href=\"${ep.url}\">${ep.name}</a></td><td>${ep.summary}</td><td></td></tr>`} ) }}\n </table>\n</body>\n</html>\n\n<style>\ntr { \n border: 1px solid #000; \n padding: 8px; \n }\n.container {\n background-color: #ffffff;\n text-align: center;\n padding: 16px;\n border-radius: 8px;\n}\n\nh1 {\n color: #ff6d5a;\n font-size: 24px;\n font-weight: bold;\n padding: 8px;\n}\n\nh2 {\n color: #909399;\n font-size: 18px;\n font-weight: bold;\n padding: 8px;\n}\n</style>\n"
},
"executeOnce": true,
"typeVersion": 1.2
},
{
"id": "f1d13556-2c3a-48e5-84a1-5b82f338c6ba",
"name": "Sticky Note",
"type": "n8n-nodes-base.stickyNote",
"position": [
340,
760
],
"parameters": {
"color": 4,
"width": 547.952991050529,
"height": 683.5200847858991,
"content": "## Daily Podcast Summary\n### This workflow will summarize the content in the day's top podcasts for a certain genre, then send you the podcasts with summaries by email\n\n## Setup:\n 1. Create a free API key on Taddy here: https://taddy.org/signup/developers\n 2. Input your user number and API key into the `TaddyTopDaily` node in the header parameters X-USER-ID and X-API-KEY respectively.\n 3. Create access credentials for your Gmail as described here: https://developers.google.com/workspace/guides/create-credentials. Use the credentials from your *client_secret.json* in the `Gmail` node.\n 4. In the `Genre` node, set the genre of podcasts you want a summary for. Valid values are: TECHNOLOGY, NEWS, ARTS, COMEDY, SPORTS, FICTION, etc. Look at api.taddy.org for the full list (they will be displayed in the help docs as PODCASTSERIES_TECHNOLOGY, PODCASTSERIES_NEWS, etc.)\n 5. Enter your email address in the `Gmail` node.\n 6. Change the schedule time for sending email from `Schedule` to whichever time you want to receive the email.\n \n\n## Test:\n- Link a `Test Workflow` node in place of the `Schedule` node.\n- Hit Test Workflow.\n- Check your email for the results."
},
"typeVersion": 1
},
{
"id": "5aee7279-349e-47cd-99dc-7a32677b5a20",
"name": "Sticky Note1",
"type": "n8n-nodes-base.stickyNote",
"position": [
1820,
1060
],
"parameters": {
"width": 651.4454343326669,
"height": 252.64899257060446,
"content": "### Whisper transcribes and Open AI summarizes the podcast"
},
"typeVersion": 1
},
{
"id": "f8b4a203-b27f-4a11-90ef-a7e1561219f5",
"name": "Sticky Note2",
"type": "n8n-nodes-base.stickyNote",
"position": [
1100,
760
],
"parameters": {
"width": 1189.7320416038633,
"height": 249.2202456997519,
"content": "### Get daily list of top podcasts (according to Apple charts) and download audio, then crop for OpenAI"
},
"typeVersion": 1
},
{
"id": "7045c9c8-5509-4dc0-b167-ddd4d6c90c22",
"name": "Sticky Note3",
"type": "n8n-nodes-base.stickyNote",
"position": [
1825,
1384
],
"parameters": {
"width": 645.0210885124873,
"height": 227.94126205257731,
"content": "### Finally, send the email!"
},
"typeVersion": 1
},
{
"id": "8dc9583b-cec3-4ac0-a74a-329f6c3b4801",
"name": "Summarize Podcast",
"type": "n8n-nodes-base.openAi",
"position": [
2140,
1120
],
"parameters": {
"model": "gpt-4o-mini",
"prompt": {
"messages": [
{
"content": "=Summarize the major points of the following podcast: {{ $json.text }}. Start your answer by saying 'This episode focuses on', 'This episode is about', etc. Contain your answer to 3-4 paragraphs max, and focus on only key information. "
}
]
},
"options": {
"maxTokens": 500
},
"resource": "chat",
"requestOptions": {}
},
"credentials": {
"openAiApi": {
"name": "<your credential>"
}
},
"typeVersion": 1
},
{
"id": "e8d122f1-29f9-41ca-9c6b-b72269686fd6",
"name": "Schedule",
"type": "n8n-nodes-base.scheduleTrigger",
"position": [
1220,
820
],
"parameters": {
"rule": {
"interval": [
{
"triggerAtHour": 8
}
]
}
},
"typeVersion": 1.2
},
{
"id": "67bc7a5b-8d0a-4de4-918d-410551dad4d7",
"name": "Request Audio Crop",
"type": "n8n-nodes-base.httpRequest",
"position": [
1000,
1220
],
"parameters": {
"url": "https://api.products.aspose.app/audio/cutter/api/cutter",
"method": "POST",
"options": {},
"sendBody": true,
"contentType": "multipart-form-data",
"sendHeaders": true,
"bodyParameters": {
"parameters": [
{
"name": "1",
"parameterType": "formBinaryData",
"inputDataFieldName": "data"
},
{
"name": "convertOption",
"value": "{\"startTime\":\"00:08:00\",\"endTime\":\"00:24:00\",\"audioFormat\":\"mp3\"}"
}
]
},
"headerParameters": {
"parameters": [
{
"name": "Accept",
"value": "*/*("
},
{
"name": "Connection",
"value": "keep-alive"
},
{
"name": "Origin",
"value": "https://products.aspose.app"
},
{
"name": "Referer",
"value": "https://products.aspose.app"
},
{
"name": "Sec-Fetch-Dest",
"value": "empty"
},
{
"name": "Sec-Fetch-Mode",
"value": "cors"
},
{
"name": "Sec-Fetch-Site",
"value": "same-site"
}
]
}
},
"typeVersion": 4.2
},
{
"id": "0dc62507-3fea-45d7-a0dc-e92fb8e2600f",
"name": "Get Download Link",
"type": "n8n-nodes-base.httpRequest",
"position": [
1200,
1220
],
"parameters": {
"url": "=https://api.products.aspose.app/audio/cutter/api/cutter/HandleStatus?fileRequestId={{ $('Request Audio Crop').item.json.Data.FileRequestId }}",
"options": {},
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "Accept",
"value": "application/json, text/javascript, */*; q=0.01"
},
{
"name": "Connection",
"value": "keep-alive"
},
{
"name": "Origin",
"value": "https://products.aspose.app"
},
{
"name": "Referer",
"value": "https://products.aspose.app"
},
{
"name": "Sec-Fetch-Dest",
"value": "empty"
},
{
"name": "Sec-Fetch-Dest",
"value": "cors"
},
{
"name": "Sec-Fetch-Dest",
"value": "same-site"
}
]
}
},
"typeVersion": 4.2
},
{
"id": "8aa65189-2a4b-4ac4-9915-45ccd679a5da",
"name": "Download Cut MP3",
"type": "n8n-nodes-base.httpRequest",
"position": [
1660,
1140
],
"parameters": {
"url": "={{ $json.Data.DownloadLink }}",
"options": {}
},
"typeVersion": 4.2
},
{
"id": "4e7318df-dbaa-4d9f-858d-4455ead763c1",
"name": "Download Podcast",
"type": "n8n-nodes-base.httpRequest",
"position": [
2060,
820
],
"parameters": {
"url": "={{ $json.audioUrl }}",
"options": {}
},
"typeVersion": 4.2
},
{
"id": "ab4601c6-7387-4f2f-a2f3-4256f88c0b3e",
"name": "Wait",
"type": "n8n-nodes-base.wait",
"position": [
1600,
1360
],
"parameters": {},
"typeVersion": 1.1
},
{
"id": "a0b300b9-aaad-48f1-8319-a03700e0d298",
"name": "Sticky Note4",
"type": "n8n-nodes-base.stickyNote",
"position": [
920,
1100
],
"parameters": {
"width": 898.7483569555845,
"height": 387.3779915472271,
"content": "### Crop the podcast down before analysis"
},
"typeVersion": 1
},
{
"id": "34ca89fe-4ed1-491f-b3b9-32e97040959b",
"name": "If Downloads Ready",
"type": "n8n-nodes-base.if",
"position": [
1380,
1180
],
"parameters": {
"options": {},
"conditions": {
"options": {
"leftValue": "",
"caseSensitive": true,
"typeValidation": "loose"
},
"combinator": "and",
"conditions": [
{
"id": "49440938-0cb3-41c8-bcab-b7ad96973f77",
"operator": {
"type": "boolean",
"operation": "true",
"singleValue": true
},
"leftValue": "={{ $input.all().map(x=>x.json.Data.DownloadLink).reduce((accumulator, currentValue) => accumulator && currentValue, true)\n}}",
"rightValue": ""
}
]
},
"looseTypeValidation": true
},
"typeVersion": 2.1
}
],
"connections": {
"HTML": {
"main": [
[
{
"node": "Gmail",
"type": "main",
"index": 0
}
]
]
},
"Wait": {
"main": [
[
{
"node": "Get Download Link",
"type": "main",
"index": 0
}
]
]
},
"Genre": {
"main": [
[
{
"node": "TaddyTopDaily",
"type": "main",
"index": 0
}
]
]
},
"Schedule": {
"main": [
[
{
"node": "Genre",
"type": "main",
"index": 0
}
]
]
},
"Split Out": {
"main": [
[
{
"node": "Download Podcast",
"type": "main",
"index": 0
}
]
]
},
"Final Data": {
"main": [
[
{
"node": "Merge Results",
"type": "main",
"index": 0
}
]
]
},
"Merge Results": {
"main": [
[
{
"node": "HTML",
"type": "main",
"index": 0
}
]
]
},
"TaddyTopDaily": {
"main": [
[
{
"node": "Split Out",
"type": "main",
"index": 0
}
]
]
},
"Download Cut MP3": {
"main": [
[
{
"node": "Whisper Transcribe Audio",
"type": "main",
"index": 0
}
]
]
},
"Download Podcast": {
"main": [
[
{
"node": "Request Audio Crop",
"type": "main",
"index": 0
}
]
]
},
"Get Download Link": {
"main": [
[
{
"node": "If Downloads Ready",
"type": "main",
"index": 0
}
]
]
},
"Summarize Podcast": {
"main": [
[
{
"node": "Final Data",
"type": "main",
"index": 0
}
]
]
},
"If Downloads Ready": {
"main": [
[
{
"node": "Download Cut MP3",
"type": "main",
"index": 0
}
],
[
{
"node": "Wait",
"type": "main",
"index": 0
}
]
]
},
"Request Audio Crop": {
"main": [
[
{
"node": "Get Download Link",
"type": "main",
"index": 0
}
]
]
},
"Whisper Transcribe Audio": {
"main": [
[
{
"node": "Summarize Podcast",
"type": "main",
"index": 0
}
]
]
}
}
}
Credentials you'll need
Each integration node will prompt for credentials when you import. We strip credential IDs before publishing — you'll add your own.
gmailOAuth2openAiApi
Pro
For the full experience including quality scoring and batch install features for each workflow upgrade to Pro
How this works
This workflow automates the processing of daily emails from TaddyTop, extracting and transcribing audio content to deliver structured insights on music genres and trends, saving you hours of manual review. It's ideal for music enthusiasts, bloggers, or industry professionals who receive regular audio updates via Gmail and want AI-powered analysis without technical hassle. The key step involves using OpenAI's Whisper via HTTP requests to transcribe audio from split-out email attachments, followed by merging the results into a clean HTML summary for easy sharing or archiving.
Use this workflow when you need scheduled, hands-off transcription of predictable audio emails, such as weekly newsletters, to fuel content creation or research. Avoid it for irregular email volumes or non-audio attachments, where simpler Gmail filters suffice, or if real-time processing is required instead of cron-based scheduling. Common variations include swapping OpenAI for custom transcription services or adding notifications via Slack for immediate alerts on new transcriptions.
About this workflow
Wait Splitout. Uses gmail, httpRequest, splitOut, html. Scheduled trigger; 21 nodes.
Source: https://github.com/Zie619/n8n-workflows — original creator credit. Request a take-down →
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