This article provides a complete, practical walkthrough of the Telegram Wait Send Webhook n8n agent. It connects HTTP Request, Webhook across approximately 1 node(s). Expect a Intermediate setup in 15-45 minutes. One‑time purchase: €29.

What This Agent Does

This agent orchestrates a reliable automation between HTTP Request, Webhook, handling triggers, data enrichment, and delivery with guardrails for errors and rate limits.

It streamlines multi‑step processes that would otherwise require manual exports, spreadsheet cleanup, and repeated API requests. By centralizing logic in n8n, it reduces context switching, lowers error rates, and ensures consistent results across teams.

Typical outcomes include faster lead handoffs, automated notifications, accurate data synchronization, and better visibility via execution logs and optional Slack/Email alerts.

How It Works

The workflow uses standard n8n building blocks like Webhook or Schedule triggers, HTTP Request for API calls, and control nodes (IF, Merge, Set) to validate inputs, branch on conditions, and format outputs. Retries and timeouts improve resilience, while credentials keep secrets safe.

Third‑Party Integrations

• HTTP Request
• Webhook

Import and Use in n8n

1. Open n8n and create a new workflow or collection.
2. Choose Import from File or Paste JSON.
3. Paste the JSON below, then click Import.
4. Show n8n JSON

   Title:  
   Automating Email Previews with n8n: Receive Emails as HTML Links via Telegram
   
   Meta Description:  
   Learn how to use n8n to automate email monitoring, generate secure HTML previews of your emails using GitHub Gists, and receive notifications with clickable links via Telegram—all with auto-deletion after 3 hours.
   
   Keywords:  
   n8n workflow, email automation, GitHub Gist API, Telegram bot, IMAP trigger, email to website, automation tools, HTML email preview, secure email sharing, no-code automation
   
   Third-Party APIs Used:
   
   - IMAP (Email Provider)
   - GitHub Gist API
   - Telegram Bot API
   
   —
   
   Article:
   
   If you’ve ever wished for an automated way to preview emails as secure HTML pages and be instantly notified via Telegram, this n8n workflow is tailor-made for you. It combines powerful automation modules to create a seamless process: email monitoring via IMAP, storing HTML versions of the emails as private GitHub Gists, and sending Telegram messages containing direct links to view them. Best of all, it automatically cleans up after itself, deleting both the message and its associated file after three hours.
   
   This article will break down each part of the workflow and help you understand its potential and customization flexibility.
   
   📫 Step 1 — Listen for New Emails Using IMAP  
   The workflow is kicked off by the "Email Trigger (IMAP)" node, which watches an inbox for any new unseen emails. This node ensures real-time reactions to any incoming email, enabling the rest of the workflow to act swiftly and hands-free.
   
   Settings used:
   
   - Format: Resolved (helpful for easier use in downstream nodes)
   - Filter: ["UNSEEN"] (only trigger on new unread emails)
   - Reconnect every 60 seconds for resilience
   
   🔧 Step 2 — Convert Email to a Secure HTML Page  
   Once an email is detected, it's handed over to the HTTP Request node labeled “GitHub Gist.” This node formats the email content into a private HTML file and uploads it to GitHub using the Gist API. The file includes metadata such as the sender and recipient email addresses and the full HTML content of the email body.
   
   Key configurations:
   
   - API Endpoint: https://api.github.com/gists
   - Method: POST
   - File Created: email.html
   - Visibility: Private ("public": false)
     
   Make sure you define your GitHub API credentials in n8n under Predefined Credential Type: githubApi.
   
   📣 Step 3 — Send Telegram Notification with Preview Link  
   After the Gist is created, its ID is passed to the “Telegram” node. This uses the Telegram Bot API to send a beautifully formatted HTML message alerting the user that a new email has arrived. The message includes:
   
   - The sender’s email address
   - A clickable button that opens the secure HTML preview hosted at http://emails.nskha.com using the Gist ID
   
   Note: You’ll need to insert your Telegram Chat ID in the workflow and set up your Telegram API credentials.
   
   🕒 Step 4 — Wait 3 Hours, Then Auto-Delete  
   One of the clever mechanisms in this flow is the built-in cleanup. After sending the link, the system waits for three hours using the “Wait” node. Then, two steps happen in parallel:
   
   1. The email preview (Gist) is deleted via the GitHub Gist DELETE endpoint.
   2. The Telegram message is deleted using the Telegram Bot API and the saved message ID.
   
   This ensures both data privacy and reduced clutter in your chat and backend.
   
   🧠 Optional Enhancements  
   There’s a sticky note in the workflow that acts as a helpful project guide. It includes:
   
   - Instructions to configure GitHub and Telegram credentials
   - A link to host your own version of the project using GitHub Pages
   - Eye-catching dynamic SVG banners to visually brand your notification flow
   
   To host your preview HTML pages under your own domain, consider setting up a custom GitHub Pages site and mapping your domain to it. That way, your emails can be previewed via URLs like https://youremailhost.com/?id=xyz123
   
   🔐 Security Considerations  
   Since this system temporarily creates HTML previews of your emails, it is vital to keep the following in mind:
   
   - The gists are private, so only accessible via direct link.
   - Links delete automatically after 3 hours for added privacy.
   - Messages in Telegram include no content except origin, so there's minimal leakage risk.
   
   🎯 Use Cases  
   This n8n setup can be a game-changer for:
   
   - Busy professionals verifying emails without opening their main inbox
   - Automating email triage by integrating it with team tools like Slack or Notion
   - Creating temporary, sharable email previews for teams or clients
   - Anyone who wants quick and secure access to new emails on mobile
   
   ⚙️ Final Thoughts  
   This workflow is a perfect demonstration of how low-code tools like n8n can elegantly combine APIs to create real-world, secure automation. With just a few configuration steps and API keys, you're able to transform raw emails into stylish, temporary web previews—and manage them from your favorite messaging app.
   
   Welcome to the future of inbox automation.
   
   —
   For more details and to clone this workflow directly, visit the GitHub project repository mentioned in the sticky note or check out n8n.io to start building your own variations.

5. Set credentials for each API node (keys, OAuth) in Credentials.
6. Run a test via Execute Workflow. Inspect Run Data, then adjust parameters.
7. Enable the workflow to run on schedule, webhook, or triggers as configured.

Tips: keep secrets in credentials, add retries and timeouts on HTTP nodes, implement error notifications, and paginate large API fetches.

Validation: use IF/Code nodes to sanitize inputs and guard against empty payloads.

Why Automate This with AI Agents

AI‑assisted automations offload repetitive, error‑prone tasks to a predictable workflow. Instead of manual copy‑paste and ad‑hoc scripts, your team gets a governed pipeline with versioned state, auditability, and observable runs.

n8n’s node graph makes data flow transparent while AI‑powered enrichment (classification, extraction, summarization) boosts throughput and consistency. Teams reclaim time, reduce operational costs, and standardize best practices without sacrificing flexibility.

Compared to one‑off integrations, an AI agent is easier to extend: swap APIs, add filters, or bolt on notifications without rewriting everything. You get reliability, control, and a faster path from idea to production.

Best Practices

• Credentials: restrict scopes and rotate tokens regularly.
• Resilience: configure retries, timeouts, and backoff for API nodes.
• Data Quality: validate inputs; normalize fields early to reduce downstream branching.
• Performance: batch records and paginate for large datasets.
• Observability: add failure alerts (Email/Slack) and persistent logs for auditing.
• Security: avoid sensitive data in logs; use environment variables and n8n credentials.

FAQs

Can I swap integrations later? Yes. Replace or add nodes and re‑map fields without rebuilding the whole flow.

How do I monitor failures? Use Execution logs and add notifications on the Error Trigger path.

Does it scale? Use queues, batching, and sub‑workflows to split responsibilities and control load.

Is my data safe? Keep secrets in Credentials, restrict token scopes, and review access logs.