# Hubspot Integration

> Expert patterns for HubSpot CRM integration including OAuth authentication, CRM objects, associations, batch operations, webhooks, and custom objects. Covers Node.js and Python SDKs. Use when: hubspot, hubspot api, hubspot crm, hubspot integration, contacts api.

- Skill: `whd4/hubspot-integration` (Agent Skill)
- Install (CLI): `npx skillmds add whd4/hubspot-integration`
- Raw SKILL.md: https://api.skillmd.com/api/skills/whd4/hubspot-integration/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Integrations & APIs
- Author: whd4 (https://skillmd.com/u/whd4)
- Updated: 2026-09-09
- Page: https://skillmd.com/skills/whd4/hubspot-integration

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# HubSpot Integration

## Patterns

### OAuth 2.0 Authentication

Secure authentication for public apps

### Private App Token

Authentication for single-account integrations

### CRM Object CRUD Operations

Create, read, update, delete CRM records

## Anti-Patterns

### ❌ Using Deprecated API Keys

### ❌ Individual Requests Instead of Batch

### ❌ Polling Instead of Webhooks

## ⚠️ Sharp Edges

| Issue | Severity | Solution |
|-------|----------|----------|
| Issue | high | See docs |
| Issue | high | See docs |
| Issue | critical | See docs |
| Issue | high | See docs |
| Issue | critical | See docs |
| Issue | medium | See docs |
| Issue | high | See docs |
| Issue | medium | See docs |