ApiDapp

apidapp · Finance

Finance No Auth Free & Open financial

ApiDapp API

Authentication

No authentication requiredFree to use with no key needed.

Sample Requests

GET GET /block

Access detailed block information

https://api.apis.guru/v2/specs/apidapp.com/2019-02-14T164701Z/block

Hover any highlighted part to learn what it does

curl -X GET "https://api.apis.guru/v2/specs/apidapp.com/2019-02-14T164701Z/block"

import requests
response = requests.get(
    "https://api.apis.guru/v2/specs/apidapp.com/2019-02-14T164701Z/block",
)
print(response.json())

const url = 'https://api.apis.guru/v2/specs/apidapp.com/2019-02-14T164701Z/block';

const response = await fetch(url); 
const data = await response.json();
console.log(data);

package main

import (
	"fmt"
	"io"
	"net/http"
)

func main() {
	targetURL := "https://api.apis.guru/v2/specs/apidapp.com/2019-02-14T164701Z/block"
	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/apidapp.com/2019-02-14T164701Z/block")

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/apidapp.com/2019-02-14T164701Z/block";
$opts = ["http" => [
    "method" => "GET",
]];
$ctx = stream_context_create($opts);
$res = file_get_contents($url, false, $ctx);
print_r(json_decode($res, true));

GET GET /blockchain

Get a list of supported blockchains

https://api.apis.guru/v2/specs/apidapp.com/2019-02-14T164701Z/blockchain

Hover any highlighted part to learn what it does

curl -X GET "https://api.apis.guru/v2/specs/apidapp.com/2019-02-14T164701Z/blockchain"

import requests
response = requests.get(
    "https://api.apis.guru/v2/specs/apidapp.com/2019-02-14T164701Z/blockchain",
)
print(response.json())

const url = 'https://api.apis.guru/v2/specs/apidapp.com/2019-02-14T164701Z/blockchain';

const response = await fetch(url); 
const data = await response.json();
console.log(data);

package main

import (
	"fmt"
	"io"
	"net/http"
)

func main() {
	targetURL := "https://api.apis.guru/v2/specs/apidapp.com/2019-02-14T164701Z/blockchain"
	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/apidapp.com/2019-02-14T164701Z/blockchain")

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/apidapp.com/2019-02-14T164701Z/blockchain";
$opts = ["http" => [
    "method" => "GET",
]];
$ctx = stream_context_create($opts);
$res = file_get_contents($url, false, $ctx);
print_r(json_decode($res, true));

GET GET /erc20

Get token information such as name, total amount in circulation, etc

https://api.apis.guru/v2/specs/apidapp.com/2019-02-14T164701Z/erc20

Hover any highlighted part to learn what it does

curl -X GET "https://api.apis.guru/v2/specs/apidapp.com/2019-02-14T164701Z/erc20"

import requests
response = requests.get(
    "https://api.apis.guru/v2/specs/apidapp.com/2019-02-14T164701Z/erc20",
)
print(response.json())

const url = 'https://api.apis.guru/v2/specs/apidapp.com/2019-02-14T164701Z/erc20';

const response = await fetch(url); 
const data = await response.json();
console.log(data);

package main

import (
	"fmt"
	"io"
	"net/http"
)

func main() {
	targetURL := "https://api.apis.guru/v2/specs/apidapp.com/2019-02-14T164701Z/erc20"
	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/apidapp.com/2019-02-14T164701Z/erc20")

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/apidapp.com/2019-02-14T164701Z/erc20";
$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 ApiDapp?

ApiDapp is a Finance API. Developers commonly use finance APIs for:

processing payments and handling transactions
building subscription and billing systems
automating invoicing and financial reporting
fraud detection and risk scoring
connecting to banking and accounting software

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

New to APIs? Read our beginner's guide

Open documentation ↗