OpenAI Text-to-Speech Workflow
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Generate audio from text using OpenAI's TTS API.
About This Workflow
This workflow leverages OpenAI's powerful Text-to-Speech (TTS) API to convert written text into natural-sounding speech. It's designed to be easily adaptable for various applications requiring audio generation, such as voiceovers, accessibility features, or interactive voice response systems.
Key Features
- Integrates with OpenAI's TTS API.
- Allows configuration of input text and voice.
- Outputs audio in MP3 format.
- Includes helpful sticky notes for guidance.
How To Use
-
Trigger: The workflow starts with a
When clicking "Test workflow"manual trigger. You can replace this with any other trigger relevant to your needs (e.g., a webhook, a file upload trigger). -
Set Input and Voice: The
Set input text and TTS voicenode is where you define the text to be converted to speech and the desired voice. ThejsonOutputparameter currently holds a sample text and the 'alloy' voice. You can dynamically set these values based on previous nodes or external data. -
OpenAI TTS Request: The
Send HTTP Request to OpenAI's TTS Endpointnode makes the actual API call to OpenAI. It uses theopenAiApicredential to authenticate. Ensure your OpenAI API key is correctly configured in your n8n credentials.model: Set totts-1.input: Dynamically pulled from theinput_textdefined in the previous step.voice: Dynamically pulled from thevoicedefined in the previous step.
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Output: The API returns an MP3 audio file. This output can then be further processed, saved, or streamed as needed.
Apps Used
Workflow JSON
{
"id": "c60d9368-8943-4a1c-b55e-961ab9a2f876",
"name": "OpenAI Text-to-Speech Workflow",
"nodes": 23,
"category": "AI & Machine Learning",
"status": "active",
"version": "1.0.0"
}Note: This is a sample preview. The full workflow JSON contains node configurations, credentials placeholders, and execution logic.
Get This Workflow
ID: c60d9368-8943...
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