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Custom Behavioral Events API

hubapi · Company

Company No Auth Free & Open API

HTTP API for triggering instances of custom behavioral events

Authentication

No authentication requiredFree to use with no key needed.

Sample Requests

POST Sends Custom Behavioral Event

Endpoint to send an instance of a behavioral event

https://api.apis.guru/v2/specs/hubapi.com/analytics/v3/events/v3/send

Hover any highlighted part to learn what it does

curl -X POST "https://api.apis.guru/v2/specs/hubapi.com/analytics/v3/events/v3/send"
import requests
response = requests.post(
    "https://api.apis.guru/v2/specs/hubapi.com/analytics/v3/events/v3/send",
)
print(response.json())
const url = 'https://api.apis.guru/v2/specs/hubapi.com/analytics/v3/events/v3/send';

const response = await fetch(url, {
  method: 'POST',
}); 
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/analytics/v3/events/v3/send"
	req, _ := http.NewRequest("POST", 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/analytics/v3/events/v3/send")

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

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

res = http.request(req)
puts JSON.parse(res.body)
<?php
$url = "https://api.apis.guru/v2/specs/hubapi.com/analytics/v3/events/v3/send";
$opts = ["http" => [
    "method" => "POST",
]];
$ctx = stream_context_create($opts);
$res = file_get_contents($url, false, $ctx);
print_r(json_decode($res, true));

Postman Setup Guide

Get Postman ↗
  1. See official documentation for authentication and setup.

What can you build with Custom Behavioral Events API?

Custom Behavioral Events API 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. Custom Behavioral Events API is free to use, making it a low-risk choice to experiment with.

New to APIs? Read our beginner's guide

Open documentation ↗