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ExpertEnterpriseAI AgentsWebhook trigger31 nodes

Summarize long emails: Notion & Slack, webhook

Fires the moment a webhook arrives across Notion, Slack and Google Sheets, scores the sentiment of every message, then branches on the check before anything is written. Built for multi-tool agent, around a "Detect Sentiment" step, in 31 documented nodes.

Summarize long emails with Google Sheets and Gmail with instant alerts. An original, ready-to-import n8n workflow built around the 'AI Summarize & Route' pattern for AI & automation. It fires on a webhook and orchestrates 31 nodes across Notion, Slack, Google Sheets. It uses n8n's LangChain AI nodes (Agent/Chain + chat model). Retry-on-fail is enabled on external calls. Import the JSON, add your credentials, and adapt the parameters. What used to take a morning now runs on its own.

Key benefits

  • Keeps Notion and Slack in step for multi-tool agent, without anyone re-typing a row
  • Safe to re-run: records already in Notion or Slack are skipped, across all 31 nodes of this multi-tool-agent build
  • A failed Notion or Slack call is retried rather than dropped, at any of the 31 nodes in this multi-tool-agent build
  • Bad input stops the run for multi-tool agent instead of landing in Notion
  • Branches rejoin before Notion, so a multi-tool-agent run reports once rather than 31 times

Use cases

  • Teams keeping Notion and Slack aligned by hand for multi-tool agent
  • Pushing multi-tool-agent events into Notion and Slack the moment they land, not on the next poll
  • Multi-tool agent work where "Detect Sentiment" is still a manual step before Notion
  • Multi-tool agent work that only reaches Notion when a webhook arrives, when someone remembers to start it

Integrations

NotionSlackGoogle SheetsGmailHTTP / REST APIOpenRouter

Workflow preview (31 nodes)

The template's actual node layout and connections. Node parameters and credential slots unlock with the download.

Receive Inbound WebhookWebhookRequired Fields Present?IfAbort — Malformed InputStop And ErrorDetect SentimentSentiment AnalysisOpenRouter Chat ModelLm Chat Open RouterEscalate Negative — Gma…GmailLog Neutral FeedbackNotionThank the SenderGmailCollect All OutcomesMergeStamp Completion TimeDate TimePersist Run MetadataExecution DataLoad Previous SnapshotNotionCompute Drift vs Snapsh…CodeEnrich with Reference D…Http RequestFold In Enrichment Fiel…SetOffload to Post-Process…Execute WorkflowRecord Sub-workflow Res…Execution DataSerialize Run Output (C…Convert To FileArchive Row SnapshotGoogle SheetsFingerprint for Idempot…CodeDrop Already-Processed …Remove DuplicatesGuard Non-Empty queryFilterSave Execution MetadataExecution DataTag Pipeline MetadataSetSort Requests Newest Fi…SortSummarize Run StatsSetAppend Audit Row (Googl…Google SheetsSend Summary to SlackSlackCapture Failure ContextSetEscalate Failure to Sla…SlackPark in Dead-Letter Que…Notion

What's inside (31 nodes)

A look at the node types this workflow uses. No purchase required — full parameters and credentials are yours after you buy.

CodeConvert To FileDate TimeExecute WorkflowExecution DataFilterGmailGoogle SheetsHttp RequestIfLm Chat Open RouterMergeNotionRemove DuplicatesSentiment AnalysisSetSlackSortStop And ErrorWebhook

From download to running in 3 steps

  1. 1
    Import. In n8n, open Workflows → menu → “Import from File” and pick the downloaded JSON.
  2. 2
    Connect. Add your own credentials on the app nodes - n8n highlights exactly which ones need them.
  3. 3
    Activate. Run it once to test, then toggle Active. The automation is live.

What you'll learn

Architect level

The deepest tier - sub-workflow delegation, state snapshots, and full observability.

  • Routing classified output into separate action branches
  • Rejoining parallel branches with Merge so the run reports once
  • Moving data between Gmail, Notion and Google Sheets in a single run

Every node carries its own documentation on the canvas, plus notes explaining why the architecture was built this way, a credential setup guide, troubleshooting, and three practice exercises. Sample data comes pinned to the trigger, so you can hit Execute and watch data flow before connecting a single account.

Common questions

What exactly do I get?

The complete, ready-to-import n8n workflow as a JSON file, delivered instantly after payment. Import it into your own n8n (cloud or self-hosted), add your credentials, and it runs.

How do I import it into n8n?

In n8n, open Workflows, click the three-dot menu, choose “Import from File”, and select the downloaded JSON. Then connect your own app credentials on the highlighted nodes.

Do I need anything else for it to work?

You need your own n8n instance and accounts/credentials for the apps this workflow connects to (Notion, Slack, Google Sheets, Gmail, …). No coding is required.

What if it doesn't work for me?

If the file is faulty, won't import, or isn't as described, contact us within 7 days and we'll fix it or refund you - see our refund policy.

Can I modify or resell it?

You can freely adapt and use it in your own or your clients' projects. Reselling or redistributing the template file itself is not permitted.

Original n8n workflow template created and owned by WorkflowCrate. After purchase you receive the ready-to-import JSON file and a license to use and adapt it in your own projects.