List Tool Versions

curl --request GET \
  --url https://api.agents.slng.ai/v1/agents/tools/{tool_id}/versions \
  --header 'Authorization: Bearer <token>'

import requests

url = "https://api.agents.slng.ai/v1/agents/tools/{tool_id}/versions"

headers = {"Authorization": "Bearer <token>"}

response = requests.get(url, headers=headers)

print(response.text)

const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};

fetch('https://api.agents.slng.ai/v1/agents/tools/{tool_id}/versions', 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.agents.slng.ai/v1/agents/tools/{tool_id}/versions",
  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: Bearer <token>"
  ],
]);

$response = curl_exec($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.agents.slng.ai/v1/agents/tools/{tool_id}/versions"

	req, _ := http.NewRequest("GET", url, nil)

	req.Header.Add("Authorization", "Bearer <token>")

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

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

	fmt.Println(string(body))

}

require 'uri'
require 'net/http'

url = URI("https://api.agents.slng.ai/v1/agents/tools/{tool_id}/versions")

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

request = Net::HTTP::Get.new(url)
request["Authorization"] = 'Bearer <token>'

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

[
  {
    "id": "2c3d4e5f-6071-4829-93a4-b5c6d7e8f901",
    "tool_id": "7b2a1c34-5d6e-4f70-8a90-1b2c3d4e5f60",
    "version_number": 3,
    "content_hash": "3f1ab2c4d5e6f708",
    "frozen_deps": [],
    "published_at": "2026-08-20T10:15:30Z",
    "snapshot_json": {
      "name": "lookup_customer",
      "description": "Look up a customer by id",
      "tool_type": "api_request",
      "argument_schema": {
        "type": "object"
      },
      "argument_defaults": {},
      "config": {
        "type": "api_request",
        "url": "https://api.example.com/lookup"
      }
    }
  }
]

GET

agents

tools

{tool_id}

versions

List Tool Versions

curl --request GET \
  --url https://api.agents.slng.ai/v1/agents/tools/{tool_id}/versions \
  --header 'Authorization: Bearer <token>'

import requests

url = "https://api.agents.slng.ai/v1/agents/tools/{tool_id}/versions"

headers = {"Authorization": "Bearer <token>"}

response = requests.get(url, headers=headers)

print(response.text)

const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};

fetch('https://api.agents.slng.ai/v1/agents/tools/{tool_id}/versions', 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.agents.slng.ai/v1/agents/tools/{tool_id}/versions",
  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: Bearer <token>"
  ],
]);

$response = curl_exec($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.agents.slng.ai/v1/agents/tools/{tool_id}/versions"

	req, _ := http.NewRequest("GET", url, nil)

	req.Header.Add("Authorization", "Bearer <token>")

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

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

	fmt.Println(string(body))

}

require 'uri'
require 'net/http'

url = URI("https://api.agents.slng.ai/v1/agents/tools/{tool_id}/versions")

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

request = Net::HTTP::Get.new(url)
request["Authorization"] = 'Bearer <token>'

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

[
  {
    "id": "2c3d4e5f-6071-4829-93a4-b5c6d7e8f901",
    "tool_id": "7b2a1c34-5d6e-4f70-8a90-1b2c3d4e5f60",
    "version_number": 3,
    "content_hash": "3f1ab2c4d5e6f708",
    "frozen_deps": [],
    "published_at": "2026-08-20T10:15:30Z",
    "snapshot_json": {
      "name": "lookup_customer",
      "description": "Look up a customer by id",
      "tool_type": "api_request",
      "argument_schema": {
        "type": "object"
      },
      "argument_defaults": {},
      "config": {
        "type": "api_request",
        "url": "https://api.example.com/lookup"
      }
    }
  }
]

Authorizations

Authorization

string

header

required

Your SLNG consumer API key.

Path Parameters

tool_id

string<uuid>

required

The tool UUID. Curated tools are visible but read-only, and a tool owned by another organisation returns 404.

Query Parameters

limit

integer

default:100

Maximum number of items to return, from 1 to 200.

Required range: 1 <= x <= 200

offset

integer

default:0

Number of items to skip before returning results.

Required range: 0 <= x <= 10000

Response

The tool's published versions, in ascending version order. Paginated.

string<uuid>

required

tool_id

string<uuid>

required

version_number

integer

required

snapshot_json

Custom Code · object

required

Published snapshot of a Custom Code tool.

Show child attributes

content_hash

string

required

frozen_deps

string[]

required

published_at

string<date-time>

required

Example:

[
  {
    "id": "2c3d4e5f-6071-4829-93a4-b5c6d7e8f901",
    "tool_id": "7b2a1c34-5d6e-4f70-8a90-1b2c3d4e5f60",
    "version_number": 3,
    "content_hash": "3f1ab2c4d5e6f708",
    "frozen_deps": [],
    "published_at": "2026-08-20T10:15:30Z",
    "snapshot_json": {
      "name": "lookup_customer",
      "description": "Look up a customer by id",
      "tool_type": "api_request",
      "argument_schema": { "type": "object" },
      "argument_defaults": {},
      "config": {
        "type": "api_request",
        "url": "https://api.example.com/lookup"
      }
    }
  }
]

⌘I

Overview

Unified API

Text-to-Speech

Speech-to-Text

Managed Agents

Agent resources

Batch

Account

Bridges

List Tool Versions

Authorizations

Path Parameters

Query Parameters

Response