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@n8n/n8n-nodes-langchain.toolcalculator

147 workflows using this node.

What is the @n8n/n8n-nodes-langchain.toolcalculator node used for in n8n workflows?

@n8n/n8n-nodes-langchain.toolcalculator n8n workflows are automation templates that use the @n8n/n8n-nodes-langchain.toolcalculator node as part of a reusable workflow. Builders use these templates to inspect how the node connects with triggers, data transformation steps, app integrations, notifications, storage, or AI-powered actions inside n8n. Each workflow listing includes a title, summary, author attribution, categories, complexity level, source links when available, and a downloadable JSON file for review before import. Use this page to compare practical examples, understand the surrounding nodes, and choose a template that can be safely tested and adapted in your own n8n workspace.

Node slug: n8n-n8n-nodes-langchain-toolcalculator
Workflow preview: Orchestrate multi-agent energy optimization with OpenAI GPT and Claude
Free advanced

Orchestrate multi-agent energy optimization with OpenAI GPT and Claude

Quick Overview This workflow runs manually to orchestrate multi agent analysis for a thermodynamic system, using Open...

Cheng Siong Chin
Cheng Siong Chin
Engineering
14 Jun 2026
63
0
Workflow preview: Reply to Telegram text and voice messages with an OpenAI GPT-4o-mini chatbot and memory
Free advanced

Reply to Telegram text and voice messages with an OpenAI GPT-4o-mini chatbot and memory

Quick Overview This workflow listens for incoming Telegram messages, sends each message to an OpenAI chat model via a...

TakatoYamada
TakatoYamada
Support Chatbot
30 May 2026
133
0
Workflow preview: Post daily Verge tech updates to LinkedIn with Gemini and Airtable
Free advanced

Post daily Verge tech updates to LinkedIn with Gemini and Airtable

Quick overview This workflow runs daily, reads the latest articles from The Verge RSS feed, uses Google Gemini to sel...

Abdullah Al Shishani
Abdullah Al Shishani
Social Media
26 May 2026
173
0
Workflow preview: Provide ecommerce support with Qdrant RAG, WooCommerce, and human backup
Free advanced

Provide ecommerce support with Qdrant RAG, WooCommerce, and human backup

This workflow is a complete AI powered customer support automation for WooCommerce e commerce websites . It combines...

Davide Boizza
Davide Boizza
Support Chatbot
20 May 2026
95
0
Workflow preview: Handle e-commerce WhatsApp support with Whapi, WooCommerce, RAG and Gmail escalation
Free advanced

Handle e-commerce WhatsApp support with Whapi, WooCommerce, RAG and Gmail escalation

This workflow is a complete AI powered customer support automation for e commerce businesses. The system allows custo...

Davide Boizza
Davide Boizza
Support Chatbot
11 May 2026
87
0
Workflow preview: Route ERP tasks across departments with GPT-4, Slack, Gmail and human approval
Free advanced

Route ERP tasks across departments with GPT-4, Slack, Gmail and human approval

How It Works This workflow automates enterprise resource planning (ERP) operations across Engineering, Finance, HR, a...

Cheng Siong Chin
Cheng Siong Chin
Engineering
9 May 2026
36
0
Workflow preview: AI Restaurant Virtual Waiter Chatbot 🤖🍕 for WhatsApp & Website
Free advanced

AI Restaurant Virtual Waiter Chatbot 🤖🍕 for WhatsApp & Website

This workflow implements a WhatsApp based virtual restaurant assistant that automates customer interaction from the f...

Davide Boizza
Davide Boizza
Support Chatbot
4 May 2026
458
0
Workflow preview: Analyze daily metrics with multi-agent GPT-4o, Google Sheets, Slack and Gmail
Free advanced

Analyze daily metrics with multi-agent GPT-4o, Google Sheets, Slack and Gmail

How It Works This workflow automates daily business metrics collection, analysis, and reporting using a multi agent A...

Cheng Siong Chin
Cheng Siong Chin
Document Extraction
15 Apr 2026
94
0
Workflow preview: Monitor semiconductor board reliability with OpenAI and Slack alerts
Free advanced

Monitor semiconductor board reliability with OpenAI and Slack alerts

How It Works This workflow automates semiconductor board level reliability monitoring using AI agents. It targets rel...

Cheng Siong Chin
Cheng Siong Chin
Engineering
15 Apr 2026
22
0
Workflow preview: Forecast property CAPEX and ROI weekly using Google Sheets and GPT-4o
Free advanced

Forecast property CAPEX and ROI weekly using Google Sheets and GPT-4o

How It Works This workflow automates weekly capital expenditure (CAPEX) forecasting for property portfolios using a m...

Cheng Siong Chin
Cheng Siong Chin
Engineering
13 Apr 2026
0
0
Workflow preview: Analyze stocks in Warren Buffett style from Telegram with OpenAI and Gmail
Free advanced

Analyze stocks in Warren Buffett style from Telegram with OpenAI and Gmail

This workflow turns a simple Telegram message into a full stock research report inspired by Warren Buffett’s value in...

Sankar Battula
Sankar Battula
Crypto Trading
7 Apr 2026
0
0
Workflow preview: Automate ESG carbon monitoring and strategy execution with GPT-4o, Slack and Google Sheets
Free advanced

Automate ESG carbon monitoring and strategy execution with GPT-4o, Slack and Google Sheets

How It Works This workflow automates end to end carbon emissions monitoring, strategy optimisation, and ESG reporting...

Cheng Siong Chin
Cheng Siong Chin
Engineering
30 Mar 2026
2
0
Workflow preview: Monitor and optimize carbon emissions for ESG reporting with GPT-4o, Slack and Sheets
Free advanced

Monitor and optimize carbon emissions for ESG reporting with GPT-4o, Slack and Sheets

How It Works This workflow automates end to end carbon emissions monitoring, strategy optimisation, and ESG reporting...

Cheng Siong Chin
Cheng Siong Chin
Engineering
30 Mar 2026
40
0
Workflow preview: Automate ESG carbon monitoring and strategy execution with GPT-4o, Slack and Sheets
Free advanced

Automate ESG carbon monitoring and strategy execution with GPT-4o, Slack and Sheets

How It Works This workflow automates end to end carbon emissions monitoring, strategy optimisation, and ESG reporting...

Cheng Siong Chin
Cheng Siong Chin
Engineering
30 Mar 2026
36
0
Workflow preview: Monitor and optimize carbon emissions for ESG with GPT‐4o, Slack and Google Sheets
Free advanced

Monitor and optimize carbon emissions for ESG with GPT‐4o, Slack and Google Sheets

How It Works This workflow automates end to end carbon emissions monitoring, strategy optimisation, and ESG reporting...

Cheng Siong Chin
Cheng Siong Chin
Engineering
30 Mar 2026
8
0
Workflow preview: Govern energy portfolios with GPT-4o, Perplexity, Slack, Gmail and Sheets
Free advanced

Govern energy portfolios with GPT-4o, Perplexity, Slack, Gmail and Sheets

How It Works This workflow automates energy portfolio governance for energy managers, sustainability teams, and polic...

Cheng Siong Chin
Cheng Siong Chin
Engineering
29 Mar 2026
19
0
Workflow preview: Orchestrate sustainability lifecycle analytics with GPT-4o, Slack, Gmail and Google Docs
Free advanced

Orchestrate sustainability lifecycle analytics with GPT-4o, Slack, Gmail and Google Docs

How It Works This workflow automates end to end sustainability lifecycle management for corporate sustainability team...

Cheng Siong Chin
Cheng Siong Chin
Engineering
29 Mar 2026
16
0
Workflow preview: Automate ESG compliance routing and reporting with GPT-4o, Slack and Google Sheets
Free advanced

Automate ESG compliance routing and reporting with GPT-4o, Slack and Google Sheets

How It Works This workflow automates end to end ESG (Environmental, Social, and Governance) sustainability reporting...

Cheng Siong Chin
Cheng Siong Chin
Document Extraction
29 Mar 2026
21
0
Workflow preview: Segment players and predict churn with GPT-4o and reward pricing simulations
Free advanced

Segment players and predict churn with GPT-4o and reward pricing simulations

How It Works This workflow automates player segmentation and game economy optimisation using a multi agent AI archite...

Cheng Siong Chin
Cheng Siong Chin
Market Research
28 Mar 2026
16
0
Workflow preview: Assess blockchain smart contract and tokenomics risk with GPT-4o and Gmail
Free advanced

Assess blockchain smart contract and tokenomics risk with GPT-4o and Gmail

How It Works This workflow automates blockchain risk assessment using a multi agent AI architecture, targeting DeFi d...

Cheng Siong Chin
Cheng Siong Chin
SecOps
28 Mar 2026
35
0
Workflow preview: Automate cybersecurity threat analysis with GPT-4o, CVSS scoring and risk routing
Free advanced

Automate cybersecurity threat analysis with GPT-4o, CVSS scoring and risk routing

How It Works This workflow automates end to end cybersecurity threat analysis using a multi agent AI architecture, ta...

Cheng Siong Chin
Cheng Siong Chin
SecOps
28 Mar 2026
114
0
Workflow preview: OpenClaw Clone 🦞: Expandable Personal Telegram AI Agent Template
Free advanced

OpenClaw Clone 🦞: Expandable Personal Telegram AI Agent Template

This workflow implements an advanced AI automation agent (OpenClaw Agent) that interacts with users through Telegram...

Davide Boizza
Davide Boizza
Support Chatbot
11 Mar 2026
2819
0
Workflow preview: Generate daily multi-cloud FinOps cost and carbon reports with OpenAI GPT-4o
Free advanced

Generate daily multi-cloud FinOps cost and carbon reports with OpenAI GPT-4o

How It Works This workflow automates multi cloud billing analysis and FinOps reporting using a supervised multi agent...

Cheng Siong Chin
Cheng Siong Chin
DevOps
11 Mar 2026
89
0
Workflow preview: Generate research-backed curriculum plans with GPT-4o, Perplexity and Google Sheets
Free advanced

Generate research-backed curriculum plans with GPT-4o, Perplexity and Google Sheets

How It Works This workflow automates end to end curriculum planning using a multi agent AI architecture in n8n. Desig...

Cheng Siong Chin
Cheng Siong Chin
Document Extraction
11 Mar 2026
47
0