Amazon QLDB

amazonaws · Cloud

Cloud No Auth Free & Open cloud Sandbox

The control plane for Amazon QLDB

Authentication

No authentication requiredFree to use with no key needed.

Sample Requests

GET ListLedgers

Returns an array of ledger summaries that are associated with the current Amazon Web Services account and Region. This action returns a maximum of 100 items and is paginated so that you can retrieve all the items by calling ListLedgers multiple times.

https://api.apis.guru/v2/specs/amazonaws.com/qldb/2019-01-02/ledgers?NextToken=example&MaxResults=example&next_token=example&max_results=1

Hover any highlighted part to learn what it does

curl -X GET "https://api.apis.guru/v2/specs/amazonaws.com/qldb/2019-01-02/ledgers?NextToken=example&MaxResults=example&next_token=example&max_results=1"

import requests
params = {
    "NextToken": "example",
    "MaxResults": "example",
    "next_token": "example",
    "max_results": "1"
}
response = requests.get(
    "https://api.apis.guru/v2/specs/amazonaws.com/qldb/2019-01-02/ledgers",
    params=params,
)
print(response.json())

const url = new URL('https://api.apis.guru/v2/specs/amazonaws.com/qldb/2019-01-02/ledgers');
url.searchParams.set('NextToken', 'example');
url.searchParams.set('MaxResults', 'example');
url.searchParams.set('next_token', 'example');
url.searchParams.set('max_results', '1');

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/amazonaws.com/qldb/2019-01-02/ledgers")
	q := baseURL.Query()
	q.Set("NextToken", "example")
	q.Set("MaxResults", "example")
	q.Set("next_token", "example")
	q.Set("max_results", "1")
	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/amazonaws.com/qldb/2019-01-02/ledgers")
uri.query = URI.encode_www_form({
  "NextToken" => "example",
  "MaxResults" => "example",
  "next_token" => "example",
  "max_results" => "1"
})

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/amazonaws.com/qldb/2019-01-02/ledgers?" . http_build_query([
    "NextToken" => "example",
    "MaxResults" => "example",
    "next_token" => "example",
    "max_results" => "1"
]);
$opts = ["http" => [
    "method" => "GET",
]];
$ctx = stream_context_create($opts);
$res = file_get_contents($url, false, $ctx);
print_r(json_decode($res, true));

GET ListJournalS3Exports

Returns an array of journal export job descriptions for all ledgers that are associated with the current Amazon Web Services account and Region. This action returns a maximum of MaxResults items, and is paginated so that you can retrieve all the items by calling ListJour

https://api.apis.guru/v2/specs/amazonaws.com/qldb/2019-01-02/journal-s3-exports?NextToken=example&MaxResults=example&next_token=example&max_results=1

Hover any highlighted part to learn what it does

curl -X GET "https://api.apis.guru/v2/specs/amazonaws.com/qldb/2019-01-02/journal-s3-exports?NextToken=example&MaxResults=example&next_token=example&max_results=1"

import requests
params = {
    "NextToken": "example",
    "MaxResults": "example",
    "next_token": "example",
    "max_results": "1"
}
response = requests.get(
    "https://api.apis.guru/v2/specs/amazonaws.com/qldb/2019-01-02/journal-s3-exports",
    params=params,
)
print(response.json())

const url = new URL('https://api.apis.guru/v2/specs/amazonaws.com/qldb/2019-01-02/journal-s3-exports');
url.searchParams.set('NextToken', 'example');
url.searchParams.set('MaxResults', 'example');
url.searchParams.set('next_token', 'example');
url.searchParams.set('max_results', '1');

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/amazonaws.com/qldb/2019-01-02/journal-s3-exports")
	q := baseURL.Query()
	q.Set("NextToken", "example")
	q.Set("MaxResults", "example")
	q.Set("next_token", "example")
	q.Set("max_results", "1")
	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/amazonaws.com/qldb/2019-01-02/journal-s3-exports")
uri.query = URI.encode_www_form({
  "NextToken" => "example",
  "MaxResults" => "example",
  "next_token" => "example",
  "max_results" => "1"
})

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/amazonaws.com/qldb/2019-01-02/journal-s3-exports?" . http_build_query([
    "NextToken" => "example",
    "MaxResults" => "example",
    "next_token" => "example",
    "max_results" => "1"
]);
$opts = ["http" => [
    "method" => "GET",
]];
$ctx = stream_context_create($opts);
$res = file_get_contents($url, false, $ctx);
print_r(json_decode($res, true));

GET ListJournalS3ExportsForLedger

Returns an array of journal export job descriptions for a specified ledger. This action returns a maximum of MaxResults items, and is paginated so that you can retrieve all the items by calling ListJournalS3ExportsForLedger multiple times. This action does

https://api.apis.guru/v2/specs/amazonaws.com/qldb/2019-01-02/ledgers/{name}/journal-s3-exports?NextToken=example&MaxResults=example&next_token=example&max_results=1

Hover any highlighted part to learn what it does

curl -X GET "https://api.apis.guru/v2/specs/amazonaws.com/qldb/2019-01-02/ledgers/{name}/journal-s3-exports?NextToken=example&MaxResults=example&next_token=example&max_results=1"

import requests
params = {
    "NextToken": "example",
    "MaxResults": "example",
    "next_token": "example",
    "max_results": "1"
}
response = requests.get(
    "https://api.apis.guru/v2/specs/amazonaws.com/qldb/2019-01-02/ledgers/{name}/journal-s3-exports",
    params=params,
)
print(response.json())

const url = new URL('https://api.apis.guru/v2/specs/amazonaws.com/qldb/2019-01-02/ledgers/{name}/journal-s3-exports');
url.searchParams.set('NextToken', 'example');
url.searchParams.set('MaxResults', 'example');
url.searchParams.set('next_token', 'example');
url.searchParams.set('max_results', '1');

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/amazonaws.com/qldb/2019-01-02/ledgers/{name}/journal-s3-exports")
	q := baseURL.Query()
	q.Set("NextToken", "example")
	q.Set("MaxResults", "example")
	q.Set("next_token", "example")
	q.Set("max_results", "1")
	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/amazonaws.com/qldb/2019-01-02/ledgers/{name}/journal-s3-exports")
uri.query = URI.encode_www_form({
  "NextToken" => "example",
  "MaxResults" => "example",
  "next_token" => "example",
  "max_results" => "1"
})

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/amazonaws.com/qldb/2019-01-02/ledgers/{name}/journal-s3-exports?" . http_build_query([
    "NextToken" => "example",
    "MaxResults" => "example",
    "next_token" => "example",
    "max_results" => "1"
]);
$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 Amazon QLDB?

Amazon QLDB is a Cloud API. Developers commonly use cloud APIs for:

provisioning and managing cloud infrastructure
automating deployments and container orchestration
monitoring uptime and performance metrics
managing storage buckets and databases
setting up auto-scaling and load balancing

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

New to APIs? Read our beginner's guide

Open documentation ↗