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ChatGPT

Site grouping for ChatGPT, OpenAI GPT and reasoning models. Check each case for the exact model and whether it uses the app or API.

Official source ↗ · Source checked 2026-10-23

Check official pricing and availability. Model versions must be checked in each case.

Models, versions and aliases in cases

These labels share this page. Original identifiers are preserved; versions may differ in capability or availability.

More model versions and aliases (12)
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Tasks covered in this library

248 tag-associated cases; tool roles have not all been reviewed. This is not the product’s full capability range.

Latest case update:2026-10-31

Workflows, prerequisites & evidence

Work & Operations

Build Your First AI Data Analyst Chatbot in n8n

Import data from Google Sheets → AI Agent retrieves and calculates → Chat interface returns analysis

Read the case’s method and prerequisites

Requires an n8n instance; prepare an OpenAI API key and Google Sheets OAuth2 credentials; import the template workflow.json into n8n; copy the sample Google Sheets file to your own Google Drive and update the document URL in all Sheets tools; replace with Postgres/MySQL/etc. if desired.

n8n

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Content & Creative

Generate SEO-Optimized WordPress Content with Perplexity Research

Input research topic → Perplexity research + AI writing → Output formatted WordPress draft with Telegram notification

Read the case’s method and prerequisites

Import the template into n8n, configure four credential types (WordPress, OpenAI, Perplexity AI, Telegram), submit a research topic via the form trigger, and let the workflow run research, writing, formatting, publishing, and notification automatically. Replace hardcoded WordPress site URL and image URL before use.

n8n · wordpress · perplexity · telegram

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Work & Operations

Build an MCP Server in n8n: Google Calendar + Custom Functions Dual-Service Example

Import template → Configure two MCP servers (Google Calendar tools + custom function sub-workflows) → Connect via MCP Clients to an AI Agent → Interact through chat trigger

Read the case’s method and prerequisites

Prerequisites: n8n 1.88.0 or later; an n8n instance reachable enough to generate MCP Production URLs. Google Calendar OAuth credentials required (n8n Cloud users can configure directly in the UI). No extra credentials needed for the custom function side. After importing the template, activate the workflow and copy each MCP Trigger's Production URL into its corresponding MCP Client per the in-workflow sticky notes.

n8n · MCP Trigger · MCP Client · Google Calendar · Sub-workflow

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Sales, Marketing & Support

n8n AI Customer Support Assistant: WhatsApp Real-Time Q&A + Auto Website Crawling

Input: WhatsApp user message → Process: AI Agent crawls website in real time and generates answer → Output: WhatsApp reply (with 24h window template message fallback)

Read the case’s method and prerequisites

Prerequisites: n8n instance; OpenAI API key; Meta WhatsApp Cloud API number + permanent token; Supabase/Postgres database; lemolex membership auth-token ($29/month). Estimated setup time: ~15 minutes.

n8n · whatsapp · postgres

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Work & Operations

Build a Telegram AI Chatbot for Text and Voice with n8n

Telegram message trigger → text/voice routing → AI Agent response → reply back to Telegram

Read the case’s method and prerequisites

Prerequisites: a publicly accessible n8n instance; a Telegram Bot Token from @BotFather; an OpenAI API Key; optional speech-to-text credentials. Import the template workflow.json into n8n, update all credential nodes, and configure the Telegram webhook.

n8n · telegram

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Sales, Marketing & Support

n8n Template: WhatsApp AI Chatbot (Text/Voice/Image/Document + RAG)

Auto-index Google Docs product documentation into MongoDB Atlas, receive multi-type WhatsApp messages, and answer with GPT-4o-mini using retrieval-augmented generation

Read the case’s method and prerequisites

Prerequisites: n8n instance; OpenAI API key; MongoDB Atlas cluster (vector search index required); Google Docs OAuth2 credentials; Meta WhatsApp Business account and API credentials; HTTP Header Auth credentials (for media downloads). Costs: OpenAI per-token, MongoDB Atlas per-cluster, WhatsApp Business API per-message.

n8n · mongodb-atlas · whatsapp · google-docs

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Life Admin & Home

Track fitness class attendance and retention with n8n, Google Sheets, and AI

Webhook check-in → Google Sheets member lookup → AI engagement label & personalized message → log, email, and Discord alert → weekly retention report every Monday

Read the case’s method and prerequisites

Requires an n8n instance and credentials for: Google Sheets OAuth2, OpenAI API, Gmail OAuth2, Discord Bot. A front-desk or check-in system must POST JSON to the webhook URL.

n8n · google-sheets · gmail · discord

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Life Admin & Home

Track nutrition and fitness via webhook with OpenAI, Google Sheets and Slack alerts

Webhook receives user input → AI analyzes food/activity → Google Sheets updates → Slack alerts on limits/risks → daily scheduled reset

Read the case’s method and prerequisites

Prerequisites: n8n instance (self-hosted or cloud), structured Google Sheets with 9 columns (Name, Phone, Goal, Daily_Calorie_Target, Consumed_Calories, Protein, Last_Meal, Status, Risk_Count), OpenAI API credentials, Slack workspace API access. After importing the workflow JSON into n8n, replace document ID, Sheet ID, Slack channel IDs, and credentials per node instructions.

n8n · google-sheets · slack

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Work & Operations

Slack AI Chatbot (n8n Template)

Slack message → Webhook trigger → Filter bot → AI Agent processing → Reply to Slack

Read the case’s method and prerequisites

Prerequisites: n8n 1.19.4+ instance; OpenAI API key; Slack API credentials; SerpAPI credentials (optional, for search). Import the official template, then configure credentials and parameters in node order.

n8n · slack · serpapi

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Sales, Marketing & Support

Chat with Snowflake via n8n AI Agent and Generate Dynamic Reports

Natural language question → AI generates and executes SQL → aggregates results → returns small data directly / generates an interactive report link for large datasets

Read the case’s method and prerequisites

Prerequisites: an n8n instance; Snowflake account credentials (host, account, warehouse, database, schema, username, password); OpenAI API Key. Create openAiApi and snowflake credentials in n8n. Replace placeholder schema names (e.g., TPCH_SF1) and the webhook address with your actual values. Default threshold is 100 records to decide report link generation.

n8n

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Content & Creative

Structure AI meeting notes with GPT-4o-mini and save to Google Drive

Submit raw meeting notes via n8n form → AI generates a 6-section structured document → auto-saves to a Google Drive folder

Read the case’s method and prerequisites

Requires an n8n instance (self-hosted or cloud), an OpenAI API key, and a Google Drive OAuth2 credential. Import the workflow JSON from the n8n template library, connect credentials, then activate. Estimated setup time: 8–12 minutes.

n8n · Google Drive

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Content & Creative

Auto-Summarize New Google Drive Documents into Google Sheets

Google Drive trigger → Google Docs content extraction → OpenAI summarization → Google Sheets append

Read the case’s method and prerequisites

Prerequisites: accessible n8n instance; configured Google Drive OAuth2, Google Docs OAuth2, and Google Sheets OAuth2 credentials. After importing the template, specify the Google Drive folder to watch and the target Google Sheet document. The workflow polls the folder every minute.

n8n · google-drive · google-docs · google-sheets

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Sales, Marketing & Support

Auto-triage support tickets in n8n: OpenAI classification + HubSpot enrichment + Linear/Slack escalation

Webhook intake → normalize & dedupe → HubSpot contact enrichment → GPT-4o-mini classification & reply draft → route by urgency to Linear escalation, human review, or Gmail draft → Google Sheets audit log

Read the case’s method and prerequisites

Prerequisites: n8n instance (cloud or self-hosted); Slack OAuth2, Google Sheets OAuth2, Gmail OAuth2 credentials; HubSpot private app token, OpenAI API key, Linear API key. Create a Google Sheets 'Support Audit Log' sheet with a dedupeKey column. Import the template into n8n, replace all REPLACE_WITH_* placeholders, configure the webhook endpoint /ai-support-triage, and test with a single payload before activating.

n8n · slack · google-sheets · gmail

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Work & Operations

n8n AI Chatbot with Web Search and Memory

Import the template into n8n, configure OpenAI and SerpAPI credentials, and deploy a conversational agent with 20-turn window memory that can call Google Search and Wikipedia

Read the case’s method and prerequisites

Prerequisites: n8n instance (version ≥ 1.50.0), OpenAI API key, SerpAPI key. This official template relies on credential configuration; no additional code deployment is required.

n8n · serpapi

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Money, Bills & Benefits

Generate a Notion AI Query Assistant from Any Database Schema Using n8n

Input a Notion database URL → auto-fetch schema → AI generates a tailored workflow JSON → self-validates → returns pasteable n8n workflow

Read the case’s method and prerequisites

Requires: n8n instance (v1.52.0+ recommended), Notion API credential (type notionApi), and a reachable Notion database URL. Optional: swap Anthropic Chat Model for GPT-4o/GPT-4. Generation may take a few minutes.

n8n · notion-api

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