curl --request POST \
  --url https://tavusapi.com/v2/tools \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "name": "get_weather",
  "description": "Get the current weather for a city",
  "parameters": {
    "type": "object",
    "properties": {
      "city": {
        "type": "string",
        "description": "City name"
      }
    },
    "required": [
      "city"
    ]
  },
  "delivery": {
    "app_message": true
  },
  "trigger_type": "in_call",
  "origin": "llm",
  "on_call": "generate_filler",
  "on_resolve": "generate_response",
  "static_filler": "Sure, let me grab that for you."
}
'

import requests

url = "https://tavusapi.com/v2/tools"

payload = {
    "name": "get_weather",
    "description": "Get the current weather for a city",
    "parameters": {
        "type": "object",
        "properties": { "city": {
                "type": "string",
                "description": "City name"
            } },
        "required": ["city"]
    },
    "delivery": { "app_message": True },
    "trigger_type": "in_call",
    "origin": "llm",
    "on_call": "generate_filler",
    "on_resolve": "generate_response",
    "static_filler": "Sure, let me grab that for you."
}
headers = {
    "x-api-key": "<api-key>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {'x-api-key': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    name: 'get_weather',
    description: 'Get the current weather for a city',
    parameters: {
      type: 'object',
      properties: {city: {type: 'string', description: 'City name'}},
      required: ['city']
    },
    delivery: {app_message: true},
    trigger_type: 'in_call',
    origin: 'llm',
    on_call: 'generate_filler',
    on_resolve: 'generate_response',
    static_filler: 'Sure, let me grab that for you.'
  })
};

fetch('https://tavusapi.com/v2/tools', 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://tavusapi.com/v2/tools",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'name' => 'get_weather',
    'description' => 'Get the current weather for a city',
    'parameters' => [
        'type' => 'object',
        'properties' => [
                'city' => [
                                'type' => 'string',
                                'description' => 'City name'
                ]
        ],
        'required' => [
                'city'
        ]
    ],
    'delivery' => [
        'app_message' => true
    ],
    'trigger_type' => 'in_call',
    'origin' => 'llm',
    'on_call' => 'generate_filler',
    'on_resolve' => 'generate_response',
    'static_filler' => 'Sure, let me grab that for you.'
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "x-api-key: <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"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://tavusapi.com/v2/tools"

	payload := strings.NewReader("{\n  \"name\": \"get_weather\",\n  \"description\": \"Get the current weather for a city\",\n  \"parameters\": {\n    \"type\": \"object\",\n    \"properties\": {\n      \"city\": {\n        \"type\": \"string\",\n        \"description\": \"City name\"\n      }\n    },\n    \"required\": [\n      \"city\"\n    ]\n  },\n  \"delivery\": {\n    \"app_message\": true\n  },\n  \"trigger_type\": \"in_call\",\n  \"origin\": \"llm\",\n  \"on_call\": \"generate_filler\",\n  \"on_resolve\": \"generate_response\",\n  \"static_filler\": \"Sure, let me grab that for you.\"\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("x-api-key", "<api-key>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://tavusapi.com/v2/tools")
  .header("x-api-key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"name\": \"get_weather\",\n  \"description\": \"Get the current weather for a city\",\n  \"parameters\": {\n    \"type\": \"object\",\n    \"properties\": {\n      \"city\": {\n        \"type\": \"string\",\n        \"description\": \"City name\"\n      }\n    },\n    \"required\": [\n      \"city\"\n    ]\n  },\n  \"delivery\": {\n    \"app_message\": true\n  },\n  \"trigger_type\": \"in_call\",\n  \"origin\": \"llm\",\n  \"on_call\": \"generate_filler\",\n  \"on_resolve\": \"generate_response\",\n  \"static_filler\": \"Sure, let me grab that for you.\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://tavusapi.com/v2/tools")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["x-api-key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"name\": \"get_weather\",\n  \"description\": \"Get the current weather for a city\",\n  \"parameters\": {\n    \"type\": \"object\",\n    \"properties\": {\n      \"city\": {\n        \"type\": \"string\",\n        \"description\": \"City name\"\n      }\n    },\n    \"required\": [\n      \"city\"\n    ]\n  },\n  \"delivery\": {\n    \"app_message\": true\n  },\n  \"trigger_type\": \"in_call\",\n  \"origin\": \"llm\",\n  \"on_call\": \"generate_filler\",\n  \"on_resolve\": \"generate_response\",\n  \"static_filler\": \"Sure, let me grab that for you.\"\n}"

response = http.request(request)
puts response.read_body

{
  "tool_id": "tabc123def456",
  "owner_id": 3675,
  "name": "get_weather",
  "description": "Get the current weather for a city",
  "parameters": {
    "type": "object",
    "properties": {
      "city": {
        "type": "string",
        "description": "City name"
      }
    },
    "required": [
      "city"
    ]
  },
  "delivery": {
    "app_message": true,
    "api": {
      "url": "https://api.example.com/v1/weather/{city}",
      "method": "POST",
      "timeout": 10,
      "headers": {
        "X-Service": "weather-bot"
      },
      "auth": {
        "type": "none",
        "token": "<string>",
        "username": "<string>",
        "password": "<string>",
        "name": "X-API-Key",
        "value": "<string>",
        "location": "header",
        "secret": "<string>",
        "token_url": "https://auth.example.com/oauth/token",
        "client_id": "<string>",
        "client_secret": "<string>",
        "scope": "<string>"
      },
      "body_template": {},
      "query_params": {
        "units": "metric"
      },
      "content_type": "application/json"
    }
  },
  "is_system_tool": false,
  "trigger_type": "in_call",
  "origin": "llm",
  "on_call": "generate_filler",
  "on_resolve": "generate_response",
  "static_filler": "Sure, let me grab that for you.",
  "created_at": "2026-05-15T10:30:00",
  "updated_at": "2026-05-15T10:30:00"
}

{
  "error": "Bad Request. {'delivery.api.url': 'URL must use HTTPS'}"
}

{
  "message": "Invalid access token"
}

{
  "error": "Bad Request. A tool with this name already exists"
}