Classify and route cold email replies using Claude and Instantly.ai
Ready for 3.0Ready for 3.0. This template uses no nodes that n8n 3.0 removes. No removed nodes, versions or helpers found. Static check, last run 2026-10-19.
What this workflow does
This AI workflow has 15 nodes and runs when an HTTP POST request hits its webhook URL. Along the way it connects Anthropic Chat Model, Slack, Gmail and Google Sheets. It also calls api.instantly.ai over HTTP.
How it runs
Trigger: When an HTTP POST request hits its webhook URL.
- Extract Reply Data (Edit Fields (Set)): sets 7 fields: reply_body, lead_email, lead_first_name…
- Classify Reply Intent (Basic LLM Chain): sends a prompt to an LLM, with model: Claude Haiku
- Route by Intent (Switch): routes items into 4 branches
- Notify Slack - Hot Lead (Slack): uses Slack
- Log to Sheets - Not Now (Google Sheets): append
- Remove from Instantly Sequences (HTTP Request): calls api.instantly.ai (POST)
- Send Referral Reply (Gmail): uses Gmail
- Send Calendar Link (Gmail): uses Gmail
- Wait: waits 30 days
- Log to Sheets - Unsubscribed (Google Sheets): append
…plus 3 more steps. See the full node list below.
Services it uses
HTTP calls to: api.instantly.ai
Before you upgrade to n8n 3.0
Nothing in this workflow is removed in n8n 3.0, so it should import and run after the upgrade.
Nodes used (10)
- Webhook
n8n-nodes-base.webhook - Edit Fields (Set)
n8n-nodes-base.set - Basic LLM Chain
@n8n/n8n-nodes-langchain.chainLlm - Anthropic Chat Model
@n8n/n8n-nodes-langchain.lmChatAnthropic - Switch
n8n-nodes-base.switch - Slack
n8n-nodes-base.slack - Gmail
n8n-nodes-base.gmail - Google Sheets
n8n-nodes-base.googleSheets - Wait
n8n-nodes-base.wait - HTTP Request
n8n-nodes-base.httpRequest
From the author
Overview : Automatically reads every reply to your cold email campaigns in Instantly.ai, uses Claude AI to understand the intent, and takes the right action . No need ofmanual inbox checking needed. How it works : - A lead replies to your cold email in…