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Very simple Human in the loop system email with AI e IMAP

Configured with Agent, Chain Summarization, Email Read Imap, Email Send, and additional nodes. Review the connections and setup before adapting this template.

Workflow preview
MessagingEmail Trigger (IMAP)Email Read ImapTransformMarkdownMarkdownMessagingSend EmailEmail SendAI & modelsEmail SummarizationChainChain SummarizationAI & modelsWrite emailAgentAI & modelsOpenAIOpenAI Chat ModelMessagingApprove EmailEmail SendAI & modelsOpenAI Chat ModelOpenAI Chat ModelTransformSet Email textEdit FieldsRoutingApproved?If

Node categories in this workflow

  • Messaging
  • Transform
  • AI & models
  • Routing

Icons describe general node roles, inferred from node types. Inspect the parameters for the configured action.

Drag to pan; use + and − to zoom. Reconstructed from the exported node positions; nothing runs here. Dashed lines represent non-main connections. Full node names and notes appear below.

How it works

The exported workflow contains the following configured nodes. Their connections are shown above; inspect the JSON for the complete logic, expressions, and external actions.

Workflow node names, types, and operations
NodeCategoryTypeOperation
Email Trigger (IMAP)MessagingEmail Read ImapSee node parameters
MarkdownTransformMarkdownSee node parameters
Send EmailMessagingEmail SendSee node parameters
Email Summarization ChainAI & modelsChain SummarizationSee node parameters
Write emailAI & modelsAgentSee node parameters
OpenAIAI & modelsOpenAI Chat ModelSee node parameters
Approve EmailMessagingEmail SendsendAndWait
OpenAI Chat ModelAI & modelsOpenAI Chat ModelSee node parameters
Set Email textTransformEdit FieldsSee node parameters
Approved?RoutingIfSee node parameters

Setup

  1. Download the JSON and import it into an isolated n8n instance. Leave the workflow inactive.
  2. Connect your own credentials through n8n’s credential store. Replace REPLACE_WITH_* values with your resource identifiers.
  3. Inspect API destinations, Code nodes, database queries, file paths, and outbound actions.
  4. Run with synthetic data and harmless destinations. Enable triggers only after checking the actual outputs.

Requirements

An n8n instance with the listed node types and compatible versions. Service-connected workflows may require accounts, credentials, or paid APIs.

Credential types declared in the source

  • imap
  • openAiApi
  • smtp

Workflow notes

Sticky Note2

Chain that summarizes the received email

Sticky Note5

Agent that retrieves business information from a vector database and processes the response

Sticky Note1

Convert email to Markdown format for better understanding of LLM models

Sticky Note7

If the feedback is OK send email

Sticky Note

Human in the loop

How it works

How it works

This workflow automates the handling of incoming emails, summarizes their content, generates appropriate responses and validate it through send IMAP email with "Human in the loop" system.

You can quickly integrate Gmail and Outlook via the appropriate nodes

Very simple Human in the loop system email with AI e IMAP

Very simple Human in the loop system email with AI e IMAP

Purpose and structure

This folder contains the Very simple Human in the loop system email with AI e IMAP workflow. Its executable nodes use agent, chainSummarization, emailReadImap, emailSend, if, lmChatOpenAi, markdown, set. The table and connection map below are derived from the JSON, not an inferred guarantee of behavior.

Setup

Import inactive. Configure your own credentials and replace REPLACE_WITH_* values. Review external destinations and Code nodes before running.

Entry points

Inspect connections; no recognized trigger.

Verification

Sanitized source candidate; not runtime-tested. This overview is generated from node metadata. Read the folder README for the connection map, credential types, and license.

Attribution

https://github.com/Zie619/n8n-workflows/blob/94007c1445d9258a7da116646b79473e7c7c3282/workflows/Markdown/1571_Markdown_Stickynote_Send.json MIT; preserve source notices.

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