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Autonomous B2B Supplier Price Negotiation Agent

by Rahul JoshiUpdated Aug 2026
RequiresGmailGmailGoogle SheetsGoogle SheetsNotionNotionSlackOpenAI
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GS📋 Trigger — New Supplier Row1📋 Trigger — Ne…Co🔍 Validate & Prepare Supplier Data1🔍 Validate & P…Co🏆 Pick Best Draft1🏆 Pick Best Dr…Co📝 Parse Final Critique Output1📝 Parse Final …📧 Send Negotiation Email to Supplier1📧 Send Negotia…✅ Mark Email Sent in Sheet1✅ Mark Email Se…Wa⏳ Wait 24 Hours for Reply1⏳ Wait 24 Hours…📬 Check Supplier Reply (Gmail)1📬 Check Suppli…If❓ Reply Received?1❓ Reply Receive…Co🔄 Build DPO Retry Prompt1🔄 Build DPO Re…📧 Send Follow-Up Retry Email1📧 Send Follow-…✅ Mark Retry Sent in Sheet1✅ Mark Retry Se…Co⚙️ Process & Score Supplier Reply1⚙️ Process & Sc…📒 Log Negotiation Result in Notion1📒 Log Negotiat…📊 Final Update in Google Sheets1📊 Final Update…🔔 Slack — Alert Procurement Team1🔔 Slack — Aler…🔔 Slack — Retry Alert to Team1🔔 Slack — Retr…⚡ LLM — Draft Generator (GPT-4o)1⚡ LLM — Draft G…Ag🧠 MCTS — Generate 3 Negotiation Drafts1🧠 MCTS — Gener…⚡ LLM — Critique Model (GPT-4o)1⚡ LLM — Critiqu…Ag🔁 Self-Critique Round 1 — Refine Draft1🔁 Self-Critiqu…⚡ LLM — Final Polish Model (GPT-4o)1⚡ LLM — Final P…Ag🔁 Self-Critique Round 2 — Final Polish1🔁 Self-Critiqu…12345678910111213141516171819202122
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STEPS · 22
Starts on a Google Sheets event

When a Google Sheets row changes, an OpenAI agent negotiates with suppliers via Gmail, tracks replies in Notion and Sheets, and alerts Slack.

Tags

eventadvancedGmailGoogle SheetsLead NurturingAI Chatbot
Connects
gmailGmailsheetsGoogle SheetsnotionNotionSlackOpenAI
CategoryAI Agents & Chatbots
Triggerevent
Complexityadvanced
Nodes23
AddedJun 14, 2026