Marketing Events Extension

hubapi · Company

Company No Auth Free & Open API

These APIs allow you to interact with HubSpot's Marketing Events Extension. It allows you to: * Create, Read or update Marketing Event information in HubSpot * Specify whether a HubSpot contact has registered, attended or cancelled a registration to a Marketing Event. * Specify a URL that can be called to get the details of a Marketing Event.

Authentication

No authentication requiredFree to use with no key needed.

Sample Requests

GET Search for marketing events

Search for marketing events that have an event id that starts with the query string

https://api.apis.guru/v2/specs/hubapi.com/marketing/v3/marketing/v3/marketing-events/events/search?q=test

Hover any highlighted part to learn what it does

curl -X GET "https://api.apis.guru/v2/specs/hubapi.com/marketing/v3/marketing/v3/marketing-events/events/search?q=test"

import requests
params = {
    "q": "test"
}
response = requests.get(
    "https://api.apis.guru/v2/specs/hubapi.com/marketing/v3/marketing/v3/marketing-events/events/search",
    params=params,
)
print(response.json())

const url = new URL('https://api.apis.guru/v2/specs/hubapi.com/marketing/v3/marketing/v3/marketing-events/events/search');
url.searchParams.set('q', 'test');

const response = await fetch(url); 
const data = await response.json();
console.log(data);

package main

import (
	"fmt"
	"io"
	"net/http"
	"net/url"
)

func main() {
	baseURL, _ := url.Parse("https://api.apis.guru/v2/specs/hubapi.com/marketing/v3/marketing/v3/marketing-events/events/search")
	q := baseURL.Query()
	q.Set("q", "test")
	baseURL.RawQuery = q.Encode()
	targetURL := baseURL.String()
	req, _ := http.NewRequest("GET", targetURL, nil)

	client := &http.Client{}
	resp, _ := client.Do(req)
	defer resp.Body.Close()
	body, _ := io.ReadAll(resp.Body)
	fmt.Println(string(body))
}

require "net/http"
require "json"

uri = URI("https://api.apis.guru/v2/specs/hubapi.com/marketing/v3/marketing/v3/marketing-events/events/search")
uri.query = URI.encode_www_form({
  "q" => "test"
})

http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = uri.scheme == "https"

req = Net::HTTP::Get.new(uri)

res = http.request(req)
puts JSON.parse(res.body)

<?php
$url = "https://api.apis.guru/v2/specs/hubapi.com/marketing/v3/marketing/v3/marketing-events/events/search?" . http_build_query([
    "q" => "test"
]);
$opts = ["http" => [
    "method" => "GET",
]];
$ctx = stream_context_create($opts);
$res = file_get_contents($url, false, $ctx);
print_r(json_decode($res, true));

GET get-/marketing/v3/marketing-events/events/{externalEventId}_getById

https://api.apis.guru/v2/specs/hubapi.com/marketing/v3/marketing/v3/marketing-events/events/{externalEventId}?externalAccountId=example

Hover any highlighted part to learn what it does

curl -X GET "https://api.apis.guru/v2/specs/hubapi.com/marketing/v3/marketing/v3/marketing-events/events/{externalEventId}?externalAccountId=example"

import requests
params = {
    "externalAccountId": "example"
}
response = requests.get(
    "https://api.apis.guru/v2/specs/hubapi.com/marketing/v3/marketing/v3/marketing-events/events/{externalEventId}",
    params=params,
)
print(response.json())

const url = new URL('https://api.apis.guru/v2/specs/hubapi.com/marketing/v3/marketing/v3/marketing-events/events/{externalEventId}');
url.searchParams.set('externalAccountId', 'example');

const response = await fetch(url); 
const data = await response.json();
console.log(data);

package main

import (
	"fmt"
	"io"
	"net/http"
	"net/url"
)

func main() {
	baseURL, _ := url.Parse("https://api.apis.guru/v2/specs/hubapi.com/marketing/v3/marketing/v3/marketing-events/events/{externalEventId}")
	q := baseURL.Query()
	q.Set("externalAccountId", "example")
	baseURL.RawQuery = q.Encode()
	targetURL := baseURL.String()
	req, _ := http.NewRequest("GET", targetURL, nil)

	client := &http.Client{}
	resp, _ := client.Do(req)
	defer resp.Body.Close()
	body, _ := io.ReadAll(resp.Body)
	fmt.Println(string(body))
}

require "net/http"
require "json"

uri = URI("https://api.apis.guru/v2/specs/hubapi.com/marketing/v3/marketing/v3/marketing-events/events/{externalEventId}")
uri.query = URI.encode_www_form({
  "externalAccountId" => "example"
})

http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = uri.scheme == "https"

req = Net::HTTP::Get.new(uri)

res = http.request(req)
puts JSON.parse(res.body)

<?php
$url = "https://api.apis.guru/v2/specs/hubapi.com/marketing/v3/marketing/v3/marketing-events/events/{externalEventId}?" . http_build_query([
    "externalAccountId" => "example"
]);
$opts = ["http" => [
    "method" => "GET",
]];
$ctx = stream_context_create($opts);
$res = file_get_contents($url, false, $ctx);
print_r(json_decode($res, true));

GET get-/marketing/v3/marketing-events/{appId}/settings_getAll

https://api.apis.guru/v2/specs/hubapi.com/marketing/v3/marketing/v3/marketing-events/{appId}/settings

Hover any highlighted part to learn what it does

curl -X GET "https://api.apis.guru/v2/specs/hubapi.com/marketing/v3/marketing/v3/marketing-events/{appId}/settings"

import requests
response = requests.get(
    "https://api.apis.guru/v2/specs/hubapi.com/marketing/v3/marketing/v3/marketing-events/{appId}/settings",
)
print(response.json())

const url = 'https://api.apis.guru/v2/specs/hubapi.com/marketing/v3/marketing/v3/marketing-events/{appId}/settings';

const response = await fetch(url); 
const data = await response.json();
console.log(data);

package main

import (
	"fmt"
	"io"
	"net/http"
)

func main() {
	targetURL := "https://api.apis.guru/v2/specs/hubapi.com/marketing/v3/marketing/v3/marketing-events/{appId}/settings"
	req, _ := http.NewRequest("GET", targetURL, nil)

	client := &http.Client{}
	resp, _ := client.Do(req)
	defer resp.Body.Close()
	body, _ := io.ReadAll(resp.Body)
	fmt.Println(string(body))
}

require "net/http"
require "json"

uri = URI("https://api.apis.guru/v2/specs/hubapi.com/marketing/v3/marketing/v3/marketing-events/{appId}/settings")

http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = uri.scheme == "https"

req = Net::HTTP::Get.new(uri)

res = http.request(req)
puts JSON.parse(res.body)

<?php
$url = "https://api.apis.guru/v2/specs/hubapi.com/marketing/v3/marketing/v3/marketing-events/{appId}/settings";
$opts = ["http" => [
    "method" => "GET",
]];
$ctx = stream_context_create($opts);
$res = file_get_contents($url, false, $ctx);
print_r(json_decode($res, true));

Postman Setup Guide

Get Postman ↗

See official documentation for authentication and setup.

What can you build with Marketing Events Extension?

Marketing Events Extension is a Company API. Developers commonly use company APIs for:

enriching CRM records with company firmographics
building lead-generation and prospecting tools
verifying business identity and registration details
monitoring competitors and market intelligence
powering B2B data enrichment pipelines

No authentication required. This API is open — no signup or key needed. Ideal for quick prototypes and public-facing features. Marketing Events Extension is free to use, making it a low-risk choice to experiment with.

New to APIs? Read our beginner's guide · Learn about API keys · What is REST?

Open documentation ↗