HubSpot CRM Integration Reference

Overview

A3 integrates with HubSpot for CRM synchronization. The integration lives in:

• functions/src/utils/hubspot.ts — HubSpot client utility (1 file)
• functions/src/https/hubspot/oauth.ts — OAuth flow endpoint (1 file)

Package: @hubspot/api-client v13.1.0

Client Initialization

import { Client } from '@hubspot/api-client';

// With OAuth access token (A3 pattern)
const hubspot = new Client({ accessToken: process.env.HUBSPOT_ACCESS_TOKEN });