Latenode
Telegram
Google docs
OpenAI GPT Assistants

Automate Telegram customer support with GPT-4 and Google Docs

This no-code workflow transforms a Telegram bot into an intelligent, always-on AI support agent. It retrieves relevant information from a Google Docs knowledge base to provide accurate and instant responses to customer queries.

The workflow captures incoming messages on the Telegram bot, processes them using an OpenAI GPT-4-based language model, and sends the AI-generated responses back to the user via Telegram. This automation solution is designed for businesses that need to offer efficient customer support through a conversational interface, while leveraging their existing documentation stored in Google Docs.

Updated Apr 6, 2026Est. run: 26sEst. cost: $0.0703
How Latenode estimates time and cost

Latenode bills workflow runs in credits: 1 credit = 30 seconds of processing. Minimum charge per run depends on your plan. Plug-and-Play (PnP) AI nodes are billed separately—each PnP token is $1 USD, charged pay-as-you-go at vendor cost plus a small processing fee, with no API keys required.

Full pricing — how credits work →
Messaging & bots

Workflow preview

What this template does

  • Converts a Telegram bot into an AI support agent
  • Retrieves relevant information from a Google Docs knowledge base
  • Provides accurate and instant responses to customer queries using GPT-4
  • Captures incoming messages on the Telegram bot and sends AI-generated responses
  • Automates efficient customer support through a conversational interface

How it works

1
Trigger

Capture Telegram Bot Messages

The workflow starts by capturing incoming messages from users on the Telegram bot. This Telegram integration acts as the trigger, monitoring for new messages and passing them on to the next steps.

2
Logic

Retrieve Relevant Documentation

The captured message is then used to look up relevant documentation in the business's Google Docs knowledge base. The Google Docs integration searches the documentation to find information that can help respond to the user's query.

3
AI

Generate AI-powered Response

The retrieved documentation and the original user message are then processed by the GPT-4-based AI agent. This language model analyzes the context and generates an appropriate response to the user's query, leveraging the business's existing knowledge base.

4
Action

Send Response to Telegram User

Finally, the AI-generated response is sent back to the user through the Telegram bot integration, completing the workflow and providing the customer with an efficient, conversational support experience.

Setup guide

1

Add Telegram Bot Credential

In the Latenode Credentials panel, add a new Telegram Bot credential. Provide your Telegram bot token to authenticate the bot integration.

2

Configure Google Docs Knowledge Base

In the Latenode visual builder, add a Google Docs node. Specify the URL of the Google Doc that contains your customer support knowledge base.

3

Set up OpenAI GPT-4-based AI Agent

Add an OpenAI GPT Assistants node to the workflow. Configure the node with your OpenAI API key and select the GPT-4 model you want to use for generating responses.

4

Map Input and Output Fields

In the node settings, map the incoming Telegram message text to the AI agent's input, and map the AI agent's response back to the Telegram output.

5

Test the Workflow

Send a test message to your Telegram bot and verify that the AI agent is able to retrieve information from the Google Docs knowledge base and provide an accurate, relevant response.

Requirements

Telegram bot API access and credentials
Google Docs API access and authorization to read the designated knowledge base document(s)
OpenAI API key for accessing the GPT-4-based language model
Latenode workspace access to set up the workflow and configure the required nodes, secrets, and variables

FAQ

Common questions about this template

Each run uses credits on your Latenode plan. We charge for processing time (1 credit = 30 seconds). Your actual cost depends on your plan and how long the run takes. See pricing plans for plans and how credits work.
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