List Built-In Agent Tools
curl --request GET \
--url https://api.callaidan.com/agent/tool/builtins/ \
--header 'Authorization: <api-key>'import requests
url = "https://api.callaidan.com/agent/tool/builtins/"
headers = {"Authorization": "<api-key>"}
response = requests.get(url, headers=headers)
print(response.text)const options = {method: 'GET', headers: {Authorization: '<api-key>'}};
fetch('https://api.callaidan.com/agent/tool/builtins/', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));<?php
$curl = curl_init();
curl_setopt_array($curl, [
CURLOPT_URL => "https://api.callaidan.com/agent/tool/builtins/",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "GET",
CURLOPT_HTTPHEADER => [
"Authorization: <api-key>"
],
]);
$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}package main
import (
"fmt"
"net/http"
"io"
)
func main() {
url := "https://api.callaidan.com/agent/tool/builtins/"
req, _ := http.NewRequest("GET", url, nil)
req.Header.Add("Authorization", "<api-key>")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.get("https://api.callaidan.com/agent/tool/builtins/")
.header("Authorization", "<api-key>")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.callaidan.com/agent/tool/builtins/")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Get.new(url)
request["Authorization"] = '<api-key>'
response = http.request(request)
puts response.read_body[
{
"key": "send_sms",
"name": "<string>",
"description": "<string>",
"schema": [
{
"id": "<string>",
"name": "<string>",
"description": "<string>",
"type": "<string>",
"required": true
}
]
}
]Agent Tools
List Built-In Agent Tools
Fetch Outbox-native built-in tools that can be attached to agents without creating a custom webhook or MCP server.
GET
/
agent
/
tool
/
builtins
/
List Built-In Agent Tools
curl --request GET \
--url https://api.callaidan.com/agent/tool/builtins/ \
--header 'Authorization: <api-key>'import requests
url = "https://api.callaidan.com/agent/tool/builtins/"
headers = {"Authorization": "<api-key>"}
response = requests.get(url, headers=headers)
print(response.text)const options = {method: 'GET', headers: {Authorization: '<api-key>'}};
fetch('https://api.callaidan.com/agent/tool/builtins/', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));<?php
$curl = curl_init();
curl_setopt_array($curl, [
CURLOPT_URL => "https://api.callaidan.com/agent/tool/builtins/",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "GET",
CURLOPT_HTTPHEADER => [
"Authorization: <api-key>"
],
]);
$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}package main
import (
"fmt"
"net/http"
"io"
)
func main() {
url := "https://api.callaidan.com/agent/tool/builtins/"
req, _ := http.NewRequest("GET", url, nil)
req.Header.Add("Authorization", "<api-key>")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.get("https://api.callaidan.com/agent/tool/builtins/")
.header("Authorization", "<api-key>")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.callaidan.com/agent/tool/builtins/")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Get.new(url)
request["Authorization"] = '<api-key>'
response = http.request(request)
puts response.read_body[
{
"key": "send_sms",
"name": "<string>",
"description": "<string>",
"schema": [
{
"id": "<string>",
"name": "<string>",
"description": "<string>",
"type": "<string>",
"required": true
}
]
}
]Authorizations
Company API Key
Response
Built-in tools retrieved successfully
Built-in tool key used as builtin_key when attaching the tool
Available options:
send_sms, send_email, create_opportunity, update_opportunity, update_contact, add_tag, remove_tag, add_to_workflow, remove_from_workflow, book_ai_callback Human-readable tool name
What the built-in tool does
Resolved input schema for this built-in tool
Show child attributes
Show child attributes
⌘I

