Find AliExpress affiliate products via Telegram with OpenAI and Decodo

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":

1. Bot checks user is member of your Telegram channel (optional)
2. Validates command starts with accepted phrases
3. OpenAI generates optimized English search query
4. Decodo scrapes products from AliExpress
5. AI analyzes the top 10 products and selects best 2 based on reviews, ratings, and price
6. AliExpress Affiliate API creates tracking links
7. 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:

1. Channel username - Replace @YOUR_CHANNEL in 2 nodes:

• Check Channel Membership
• Verify Channel Member

1. Tracking ID - Set YOUR_AFFILIATE_TRACKING_ID in:

• Generate Affiliate Links
• Create Affiliate Link

1. Channel URL - Update button in Request Channel Join

2. 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:

1. Sends "searching..." status
2. Processes with AI
3. Returns 2 recommendations
4. Each includes: image, title, price, rating, orders, link
5. "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