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Automate B2B supplier price negotiations with Google Sheets, Gmail, GPT-4o, Notion and Slack

n8nn8n23 modulesv1.0
GmailSlackNotionGoogle SheetsOpenAI

Description: Automate your entire supplier negotiation process with this AI-driven workflow that intelligently drafts, refines, and sends negotiation emails πŸ“§. Using advanced LLM reasoning and multi-angle strategies πŸ€–, it generates high-converting negotiation messages tailored to each supplier scenario. The workflow tracks replies, sends smart follow-ups ⏰, and logs outcomes automatically for full visibility. Perfect for procurement teams looking to reduce costs and eliminate manual back-an

At a glance

Automate B2B supplier price negotiations with Google Sheets, Gmail, GPT-4o, Notion and Slack is a ready-made n8n workflow you import as a workflow JSON file β€” no build required. It connects Gmail, Slack, Notion, Google Sheets. It's free to download. Follow the 5-step import below to go live in minutes.

Platform
n8n
Connects
Gmail, Slack, Notion, Google Sheets, OpenAI
Modules
23
Price
Free
Version
v1.0
Automate B2B supplier price negotiations with Google Sheets, Gmail, GPT-4o, Notion and Slack workflow diagram

About this workflow

Description: Automate your entire supplier negotiation process with this AI-driven workflow that intelligently drafts, refines, and sends negotiation emails πŸ“§. Using advanced LLM reasoning and multi-angle strategies πŸ€–, it generates high-converting negotiation messages tailored to each supplier scenario. The workflow tracks replies, sends smart follow-ups ⏰, and logs outcomes automatically for full visibility. Perfect for procurement teams looking to reduce costs and eliminate manual back-and-forth communication πŸ”. What This Template Does: πŸ“‹ Triggers when a new supplier entry is added to Google Sheets. πŸ” Validates and structures supplier, product, and pricing data. 🧠 Generates 3 AI-powered negotiation email drafts using different strategies. πŸ† Selects the best-performing draft based on scoring logic. πŸ” Refines the draft using AI self-critique for better tone and clarity. πŸ“§ Sends the final negotiation email to the supplier via Gmail. ⏳ Waits 24 hours and checks for supplier replies automatically. ❓ Detects whether a reply is received and routes the workflow accordingly. πŸ”„ Sends an optimized follow-up email if no response is received. πŸ“’ Logs negotiation details and outcomes in Notion. πŸ“Š Updates Google Sheets with final status, pricing, and savings. πŸ”” Notifies the procurement team via Slack with results or retry alerts. Key Benefits: βœ… Fully autonomous negotiation process with zero manual effort βœ… AI-optimized messaging increases chances of better pricing βœ… Smart follow-ups ensure no supplier opportunity is missed βœ… Centralized tracking across Sheets, Notion, and Slack βœ… Data-driven decision making with scoring and insights βœ… Scalable procurement operations for high-volume supplier outreach Features: - Google Sheets trigger-based workflow - AI-powered negotiation using GPT-4o (multi-angle + self-critique) - Automated email sending and reply detection via Gmail - Intelligent retry logic using DPO-style optimization - Notion logging for audit trails and reporting - Slack alerts for real-time team notifications - Built-in validation and structured data processing Requirements: - Google Sheets account (for supplier data tracking) - Gmail account (for sending and receiving emails) - OpenAI API key (for AI-generated negotiation logic) - Notion account (for logging negotiation outcomes) - Slack account (for team notifications) Target Audience: 🏒 Procurement and sourcing teams πŸ›’ E-commerce and retail businesses managing suppliers πŸš€ Startups scaling vendor negotiations πŸ€– Automation agencies building AI-driven business workflows

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How to import this n8n workflow

  1. 1

    Download the workflow JSON file after purchase.

  2. 2

    Open n8n β†’ click the menu β†’ Import from File.

  3. 3

    Select the downloaded JSON and import.

  4. 4

    Set up credentials for each node that requires them.

  5. 5

    Click Execute Workflow to test, then activate.

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