n8n-nodes-assemblyai

This is an n8n community node. It lets you use AssemblyAI in your n8n workflows.

AssemblyAI develops industry-leading Speech AI models for transcription and audio understanding, accessible through their API. It provides features like speaker diarization, sentiment analysis, entity detection, PII redaction, and LeMUR (LLM framework) capabilities for processing transcripts.

Resources

• n8n community nodes documentation
• AssemblyAI API reference
• AssemblyAI API documentation
  • AssemblyAI Speech-to-Text guide
  • AssemblyAI LeMUR guide

Quick links

Installation
Example workflows
Operations
Credentials
Compatibility
Usage
Version history

Installation

Follow the installation guide in the n8n community nodes documentation.

Credentials

To use this node, you need an AssemblyAI API key.

Prerequisites

1. Sign up for a free account at AssemblyAI and receive $50 in free credits.
2. Navigate to your API Keys page in the dashboard.

Setup in n8n

1. In n8n, go to Credentials → New
2. Search for AssemblyAI API and select it
3. Enter your API key from the AssemblyAI dashboard
4. Click Save

Learn more about API keys in the AssemblyAI documentation.

Operations

File

• Upload: Upload a media file to AssemblyAI for transcription

Transcript

• Create: Start a new transcription job
• Get: Retrieve a transcription by ID
• Delete: Delete a transcription
• List: List all your transcriptions
• Get Sentences: Get transcript broken into sentences
• Get Paragraphs: Get transcript broken into paragraphs
• Get Subtitles: Export subtitles in SRT or VTT format
• Get Redacted Audio: Get redacted audio URL
• Word Search: Search for specific words in the transcript

LeMUR

• Summary: Generate AI summaries of transcripts
• Question & Answer: Ask questions about your transcripts
• Custom Task: Run custom AI tasks on transcripts
• Get Response: Retrieve a LeMUR response by ID
• Purge Data: Delete LeMUR request data

Example workflows

⚠️ Warning: After importing, you'll need to set your AssemblyAI credentials on each node. Otherwise you will see: "Problem in node ‘List transcriptions‘ Node does not have any credentials set".

You can import these example workflows directly into n8n:

• All endpoints (with polling) example - Runs through all possible AssemblyAI operations. Polling is done manually with n8n Switch and Wait nodes, and the AssemblyAI Get a transcription node.

To use: Download the JSON file, then in n8n go to Workflows → Import from File

Basic transcription workflow:

1. Read/Write Files from Disk node → Set file path to your audio file
2. AssemblyAI node → Select "Upload" operation, use data as input
3. AssemblyAI node → Select "Create" transcription, use the upload URL from step 2. Alternatively, use a public URL and skip steps 1 and 2.

Development

To work on this node locally, clone the repository and install dependencies:

git clone https://github.com/gsharp-aai/n8n-nodes-assemblyai.git
cd n8n-nodes-assemblyai
npm install

Build and run with linting:

npm run dev:fresh

The node will be available in n8n at http://localhost:5678

n8n

n8n is a fair-code licensed workflow automation platform.

License

MIT

Version history

Current version: 0.1.4