AI Voice Chat using Webhook, Memory Manager, OpenAI, Google Gemini & ElevenLabs

Get Context

Workflow Structure (11 nodes)
100%
Webhook
Webhook
Langchain.open Ai
OpenAI - Speech to Text
Langchain.memory Manager
Get Chat
Aggregate
Aggregate
Langchain.chain Llm
Basic LLM Chain
Langchain.memory Manager
Insert Chat
Limit
Limit
Http Request
ElevenLabs - Generate Audio
Respond To Webhook
Respond to Webhook
Langchain.memory Buffer Window
Window Buffer Memory
Langchain.lm Chat Google Gemini
Google Gemini Chat Model
Node Types:
default
transform
action
trigger
http
Requires credentials

Prerequisites

Required Credentials (3)

Google Palm

Used by: Google Gemini Chat Model

Docs

Http Custom Auth

Used by: ElevenLabs - Generate Audio

Docs

OpenAI

Used by: OpenAI - Speech to Text

Docs

Multiple services required

This workflow needs 3 different credentials. Make sure you have accounts for all services before importing.

Complexity

Complex

Advanced features used. Requires n8n experience.

Setup time: ~40 min
Score: 47/100
5 Integrations

When to Use This Workflow

AI-Powered Content Creation

Automate content generation, summarization, or analysis using AI capabilities.

Save hours of manual work while maintaining quality and consistency.

Real-time Response

React instantly when events happen - new orders, form submissions, or API calls.

Zero delay between trigger and action for time-sensitive workflows.

Error Reduction

Eliminate human error from routine processes with consistent automation.

Improve accuracy and reliability across your workflows.

workflow.json
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  },
  "name": "AI Voice Chat using Webhook, Memory Manager, OpenAI, Google Gemini & ElevenLabs",
  "tags": [
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      "name": "Workflows",
      "createdAt": "2024-08-07T14:18:53.614Z",
      "updatedAt": "2024-08-07T14:18:53.614Z"
    }
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  "nodes": [
    {
      "id": "86cbf150-df4f-42f7-b7b3-e03c32e6f23c",
      "name": "Get Chat",
      "type": "@n8n/n8n-nodes-langchain.memoryManager",
...

Workflow Details

Nodes
15
Trigger
Webhook
Source
awesome
Added
Dec 4, 2025

Need Help?

Check out the official n8n documentation for detailed guides.

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