Find AliExpress affiliate products via Telegram with OpenAI and Decodo

Description

Find and share AliExpress affiliate products through Telegram

Build a Telegram bot that helps users find AliExpress products using natural language requests. The bot uses OpenAI to optimize search queries, Decodo to scrape product listings, and AI analysis to select the best options based on ratings, reviews, and price—then automatically generates affiliate tracking links for each recommendation.

What it does

When users send "Find me wireless keyboard":

Bot checks user is member of your Telegram channel (optional)
Validates command starts with accepted phrases
OpenAI generates optimized English search query
Decodo scrapes products from AliExpress
AI analyzes the top 10 products and selects best 2 based on reviews, ratings, and price
AliExpress Affiliate API creates tracking links
Bot sends formatted recommendations with images, prices, ratings, and links

Who this is for

Affiliate marketers monetizing Telegram channels
E-commerce entrepreneurs automating recommendations
Channel owners adding value while earning commissions
Anyone building AliExpress affiliate systems

Setup requirements

Credentials needed

Telegram Bot API
Create bot via @BotFather
Add token to n8n
Make bot admin in your channel

AliExpress Affiliate API
Sign up for affiliate program
Get: App Key, App Secret, Tracking ID
Add to n8n

OpenAI API
Get API key
Add to n8n
Used for search and analysis

Configuration required

Before activation:

Channel username - Replace @YOUR_CHANNEL in 2 nodes:
Check Channel Membership
Verify Channel Member

Tracking ID - Set YOUR_AFFILIATE_TRACKING_ID in:
Generate Affiliate Links
Create Affiliate Link

Channel URL - Update button in Request Channel Join

Bot admin - Make bot admin in your channel

How to use

User commands

Users send messages starting with:
Find me [product]
Search for [product]
Look for [product]
Get me [product]
Send me [product]
Show me [product]

Examples:
Find me wireless mouse
Search for phone case
Look for bluetooth speaker

Bot responses

Non-member: Asks to join channel

Invalid format: Shows usage examples

Valid request:
Sends "searching..." status
Processes with AI
Returns 2 recommendations
Each includes: image, title, price, rating, orders, link
"More Results" button available

Customization options

Product count: Edit "Select Top 2 Products" node

Selection criteria: Modify AI prompts in "AI Product Search"

Commands: Add/remove in "Validate Command Format"

Channel gate: Delete verification nodes to remove

Language: Translate Telegram message nodes

AI model: Switch to GPT-3.5-turbo for lower costs

Technical details

Workflow components:
Entry: Telegram webhook
Verification: Channel membership
Validation: Command format
Processing: AI query → Decodo scrape → AI analysis
Output: Affiliate links → Message format → Send

APIs used:
Telegram Bot API - User interaction
OpenAI API - Search optimization, product analysis
Decodo - AliExpress scraping
AliExpress Affiliate API - Link generation

Error handling:
Invalid commands → Usage guide
Non-members → Join request
No results → Error message
Spam → Auto-removal

Best practices

Cost management:
OpenAI: $0.01-0.05 per search
Cache popular searches
Use GPT-3.5 for lower costs

Security:
Store credentials in n8n
Rotate API keys regularly
Monitor activity

Performance:
Use webhook mode
Set up error notifications
Implement rate limiting

Troubleshooting

Bot not responding
Verify workflow activated
Check credentials valid
Review error logs

Channel verification fails
Confirm bot is admin
Check @username correct
Ensure user joined

No products found
Validate credentials
Check tracking ID
Try different terms

Links broken
Confirm account active
Verify tracking ID
Check permissions

Version

Version: 1.0
Updated: January 2026
Compatible: n8n v1.0+
Setup: 10-15 minutes