Run an AI Telegram shopping assistant with AWS Bedrock, Paystack and Google Sheets

by Kwaku Quartey Ansah ✓ · 51 views · created 2026-09-01 · Lead Nurturing, AI Chatbot

What this workflow does

This AI workflow has 31 nodes and runs when an HTTP POST request hits its webhook URL (plus 1 other trigger). Along the way it connects Telegram, AWS Bedrock Chat Model, Google Sheets and HTTP Request. It also calls api.paystack.co over HTTP.

How it runs

Trigger: When an HTTP POST request hits its webhook URL (plus 1 other trigger).

1. Normalize Paystack Payload (Edit Fields (Set)): sets or maps fields
2. Parse Payload (Edit Fields (Set)): sets 5 fields: chat_id, user_id, user_first_name…
3. Extract Paystack Signature (Code): runs custom JavaScript code
4. Load User State (Data table): get
5. Compute HMAC Signature (Crypto): hashes or encrypts values
6. Normalize User State (Edit Fields (Set)): sets 7 fields: current_state, user_email, pending_product_id…
7. Verify Signature (If): checks a condition and branches into true / false
8. AI Agent: runs an AI agent, with model: Customer Chat Model; 6 tools (Products, Get Cart Data, Add Items To Cart, Create Paid Order…); memory: Customer Chat Memory
9. Cart Lookup Agent (AI Agent): runs an AI agent, with model: Fulfillment Chat Model; 1 tool (Read Cart by Reference); memory: Cart Lookup Memory
10. Send Telegram Reply (Telegram): uses Telegram

…plus 2 more steps. See the full node list below.

Services it uses

TelegramAWS Bedrock Chat ModelGoogle SheetsHTTP Request

HTTP calls to: api.paystack.co

Before you upgrade to n8n 3.0

Nodes used (15)

• Webhookn8n-nodes-base.webhook
• AI Agent@n8n/n8n-nodes-langchain.agent
• Coden8n-nodes-base.code
• Telegram Triggern8n-nodes-base.telegramTrigger
• Simple Memory@n8n/n8n-nodes-langchain.memoryBufferWindow
• AWS Bedrock Chat Model@n8n/n8n-nodes-langchain.lmChatAwsBedrock
• Telegramn8n-nodes-base.telegram
• Google Sheets Tooln8n-nodes-base.googleSheetsTool
• Edit Fields (Set)n8n-nodes-base.set
• Data tablen8n-nodes-base.dataTable
• Http Request Tooln8n-nodes-base.httpRequestTool
• Crypton8n-nodes-base.crypto
• Telegram Tooln8n-nodes-base.telegramTool
• Ifn8n-nodes-base.if
• No Operation, do nothingn8n-nodes-base.noOp

From the author

Quick overview This workflow runs a Telegram shopping assistant powered by AWS Bedrock, using Google Sheets as a product catalog and cart store, generates Paystack payment links, and fulfills successful Paystack webhook payments by verifying the transaction,…

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