HubSpot

API

CRM platform APIs for contacts, companies, deals, tickets and marketing

Price: Free tier, then paid
Access: Access token or OAuth

About

REST APIs for HubSpot's CRM and its marketing, sales and service hubs, for syncing records with your app or building marketplace integrations. Free accounts get API access with lower rate limits; APIs are versioned by release date, such as 2026-03.

What you can do with it

Create, update and search contacts, companies and deals in a HubSpot account
Keep CRM records in sync between HubSpot and your own database
Receive webhooks when records change in an account that installed your app

Get started

Create a free HubSpot account
Create a service key or an app with the CRM scopes you need
Send the token as a Bearer header

Example

curl "https://api.hubapi.com/crm/objects/2026-03/contacts?limit=10&archived=false" \
  -H "Authorization: Bearer $HUBSPOT_ACCESS_TOKEN"

Details

Hosting: Hosted service
Available in: Worldwide
Official SDKs: JavaScript/TypeScript, PHP, Python, Ruby
MCP server: Remote
Works with: HubSpot