Pier39 Documentation

Everything about the negotiate.v1 protocol, the reference implementations, and how to participate as a store or shopper.

Overview

Nash is an AI-native conversion protocol. It identifies customer intent, meets shoppers wherever they are, and deploys specialized agents to drive conversions — at your storefront, inside ChatGPT, in

The open HTTP protocol that powers **[Nash](./OVERVIEW.md)**. A small spec that lets any AI shopper agent transact with any store's seller-side AI agent, with no prior coordination. Stores advertise c

For Stores: Setup Guide

This guide walks you through everything a merchant has to do to deploy **Nash** on their store. End state: any hesitant customer on your storefront gets an AI seller agent that converts them — and any

For Shoppers (Claude Desktop)

This guide gets a Nash-powered AI shopping agent running in **under 2 minutes**. Works with both **ChatGPT** and **Claude Desktop** — pick whichever you already use. Once installed, your AI can find N

For Shoppers (ChatGPT Custom GPT)

> **🎯 Just want to USE Nash inside ChatGPT?** A published Custom GPT is already live:

Privacy Policy

This privacy policy covers **Nash** — the proxy API at **negotiate.pier39.ai** (powered by the open negotiate.v1 protocol), plus any AI shopper agent (such as the Nash Custom GPT or the Nash MCP conne