Decentralized payment protocol

Self-Custodied Smart Contracts – 100% Secure

Tron

Ethereum

Arbitrum

Smart Contract

+--

Owner Address

Authorized Signing Address

Asset Receiving Address

API

WEBHOOK

Merchant

Receive Notifications

Order Time

Order ID

User ID

TXID

From

Quantity

Token

Payment Method

BLOCKATM Smart Contract

API

WEBHOOK

Merchant

Real-time transaction records

Time	Network	Payment Method	From	To	Token	Quantity
No Data

The assets are controlled by the contract, and the contract is deployed by you

Assets are controlled by the contract The contract is deployed by you

User-paid crypto are held in a dedicated collection contract deployed by you

Only the [Authorized signature address] specified in the contract has permission to withdraw assets to the [Asset receiving address].

Your assets are self-hosted in your smart contract and only have [authorized signature address] permission to withdraw assets to [asset receiving address]

Your wallet address

Address 1

Create a Collection Contract

Set Authorized Signing Address & Asset Receiving Address

Collection Contract

Owner Address

Manage Contract

Address 1

Authorized Signing Address

Authorized Withdrawal

Address 2

Asset Receiving Address

Receive Assets

Address 3

Withdrawal

by Address 2

Asset Receiving Address

Address 1

Fee Address

BlockATM

Your wallet address

Create a Collection Contract

Set Authorized Signing Address & Asset Receiving Address

Collection Contract

Authorized Signing Address

Initiate withdrawal of coins

Asset Receiving Address

Fee Address

Your checkout, your rules

The cashier supports custom business logo, coin collection network, currency type and payment method

The cashier supports customization Business logo | Coin collection network | Currency | Payment method

Flexible Configuration as You Desire

Configure Brand Logo

Configure Deposit Methods

Configure Deposit Networks

Configure Accepted Tokens

Claim Test Tokens to Experience Payments

Not Only Receiving – Also Paying

Supports batch payout to multiple addresses with multiple tokens, covering Gas Fees, eliminating the need for native blockchain tokens.

Batch Upload Payout Orders

Supports two upload methods: [Manual Upload] or [API Upload].

Wallet signature confirmation

The [Authorized Signing Address] set in the Payout Contract has the authority to verify and sign payout orders.

Batch Payout

After confirmation, BlockATM’s proxy contract covers Gas Fees (saving up to 80%) and the Payout Contract sends assets to recipient addresses.

Payout Process Diagram

Excel

API

BlockATM

Order Book

Awaiting Signature

Proxy Contract

Gas Fee Coverage

Payout Contract

Batch Payout

Address 1

Client

Address 2

Client

Address 3

Client

Address 100

Client

Fee Address

BlockATM

Merchant

Receive Notifications

Why Choose BlockATM

Self-custodied assets – 100% secure

Transparent & Fixed Pricing No Hidden Fees

Simple & Fast Integration

Assets are self-custodied in a smart contract deployed by the enterprise, and only the [Authorization Address] written into the contract has permission to transfer assets

Deploy smart contract: 200U/pc

Collection（Connect Wallet to Pay）：2U/txn

Collection（Scan to Pay）：0.4%/txn

Payout：1U/txn

Easily integrate into your business by copying and embedding widget code, and receive transaction notifications via Webhook.

Wallet address

Identity

0x5d79...9911669B9

Owner

0xd0cb...0c3b15c79

Authorized Signing Address

0x6669...83DfEeb4A

Asset Receiving Address

Transaction

Fees

+2,092.62721527 USDT

2 USDT

+6,000.23598367 USDC

2 USDT

-3,600.00000000 TUSD

1 USDT

/**
 * Initialize and display the BlockATM Cashier 
 */
window.BlockATM.init(
  // Container element for the cashier
  document.getElementById('blockatm-container'),
  {
    // More options can be found in the widget parameters
    ...options,
    
    // Server-generated parameters signature
    signature,
    
    /**
     * Payment result handler
     * @param {string} result.type - Payment outcome type ('cancel' or 'finish')
     */
    callback: ({ type }) => {
      switch(type) {
        // User canceled the payment flow
        case 'cancel': 
          // Handle cancellation logic
          break;
   
        // Payment successfully completed  
        case 'finish': 
          // Handle successful payment
          break;
      }
    }
  }
)

Self-custodied assets – 100% secure

Assets are self-custodied in a smart contract deployed by the enterprise, and only the [Authorization Address] written into the contract has permission to transfer assets

Wallet address

Identity

0x5d79...9911669B9

Owner

0xd0cb...0c3b15c79

Authorized Signing Address

0x6669...83DfEeb4A

Asset Receiving Address

Transparent & Fixed Pricing No Hidden Fees

Deploy smart contract: 200U/pc

Collection（Connect Wallet to Pay）：2U/txn

Collection（Scan to Pay）：0.4%/txn

Payout：1U/txn

Transaction

Fees

+2,092.62721527 USDT

2 USDT

+6,000.23598367 USDC

2 USDT

-3,600.00000000 TUSD

1 USDT

Simple & Fast Integration

Easily integrate into your business by copying and embedding widget code, and receive transaction notifications via Webhook.

/**
 * Initialize and display the BlockATM Cashier 
 */
window.BlockATM.init(
  // Container element for the cashier
  document.getElementById('blockatm-container'),
  {
    // More options can be found in the widget parameters
    ...options,
    
    // Server-generated parameters signature
    signature,
    
    /**
     * Payment result handler
     * @param {string} result.type - Payment outcome type ('cancel' or 'finish')
     */
    callback: ({ type }) => {
      switch(type) {
        // User canceled the payment flow
        case 'cancel': 
          // Handle cancellation logic
          break;
   
        // Payment successfully completed  
        case 'finish': 
          // Handle successful payment
          break;
      }
    }
  }
)

Comparison with Other Solutions

BlockATM

Fireblocks

Ledger Vault

Service Fee

Deploy smart contract: 200U/pc
Collection（Connect Wallet to Pay）：2U/txn
Collection（Scan to Pay）：0.4%/txn
Payout：1U/txn

5,400-15,000 USD/Year

10,000-150,000 USD/Year

Integration Period

1 Day

4-8Week

Payment Method

WEB3 smart contract payment solution
Connect to wallet authorization contract transactions
Scan the code to transfer authorization contract to return

Wallet Address Pool-Based QR Code Payment Solution

Custody Method

Assets are self-custodied in a smart contract

Assets are custodied with Fireblocks

Assets are custodied in a wallet address

Asset Aggregation

No Need for Aggregation

Aggregate assets from multiple wallet addresses

BlockATM

Service Fee

Deploy smart contract: 200U/pc
Collection（Connect Wallet to Pay）：2U/txn
Collection（Scan to Pay）：0.4%/txn
Payout：1U/txn

Integration Period

1 Day

Payment Method

WEB3 smart contract payment solution
Connect to wallet authorization contract transactions
Scan the code to transfer authorization contract to return

Custody Method

Assets are self-custodied in a smart contract

Asset Aggregation

No Need for Aggregation

Fireblocks

Service Fee

5,400-15,000 USD/Year

Integration Period

4-8Week

Payment Method

Wallet Address Pool-Based QR Code Payment Solution

Custody Method

Assets are custodied with Fireblocks

Asset Aggregation

Aggregate assets from multiple wallet addresses

Ledger Vault

Service Fee

10,000-150,000 USD/Year

Integration Period

4-8Week

Payment Method

Wallet Address Pool-Based QR Code Payment Solution

Custody Method

Assets are custodied in a wallet address

Asset Aggregation

Aggregate assets from multiple wallet addresses

The history of BlockATM

2023.05.01

Project Initiation

After witnessing crypto mis-transfers and asset theft among industry partners, we decided to provide merchants with a secure payment and asset protection solution—BlockATM.

2023.07.10

Collection Contract V1.0.0 Launched

After over two months of intensive development, BlockATM officially launched its first version: supporting the creation of [Collection Contracts] for secure crypto receipts.

2023.07.12

First Ethereum Collection Contract

The first [Collection Contract] was successfully deployed on the Ethereum network:
0x6cf39aa3938b9bf5c7d47d9a181c518a29c2af406cd795fe886c05a43ff24436

2023.10.22

Payout Contract V1.0.0 Launched

Based on merchant feedback, BlockATM released its second version: supporting the creation of [Payout Contracts] for batch payout.

2023.10.29

First Ethereum Payout Contract

The first [Payout Contract] was successfully deployed on the Ethereum network:
0x3f471f9ee76df097b3a04ba8611053c2d044364076626b37e69364503f9f8de8

2025.04.17

Upgrade to the new version

After two years of stable operation, the collection contract and contract are upgraded, the system architecture is optimized, and the safer collection and more convenient coin payout are achieved.

The history of BlockATM

2023.05.01

Project Initiation

After witnessing crypto mis-transfers and asset theft among industry partners, we decided to provide merchants with a secure payment and asset protection solution—BlockATM.

2023.07.10

Collection Contract V1.0.0 Launched

After over two months of intensive development, BlockATM officially launched its first version: supporting the creation of [Collection Contracts] for secure crypto receipts.

2023.07.12

First Ethereum Collection Contract

The first [Collection Contract] was successfully deployed on the Ethereum network:
0x6cf39aa3938b9bf5c7d47d9a181c518a29c2af406cd795fe886c05a43ff24436

2023.10.22

Payout Contract V1.0.0 Launched

Based on merchant feedback, BlockATM released its second version: supporting the creation of [Payout Contracts] for batch payout.

2023.10.29

First Ethereum Payout Contract

The first [Payout Contract] was successfully deployed on the Ethereum network:
0x3f471f9ee76df097b3a04ba8611053c2d044364076626b37e69364503f9f8de8

2025.04.17

Upgrade to the new version

After two years of stable operation, the collection contract and contract are upgraded, the system architecture is optimized, and the safer collection and more convenient coin payout are achieved.

FAQ

What is a Crypto Payment Protocol?

How does BlockATM ensure 100% asset security?

How does BlockATM charge fees?

Which coins are supported on which networks?

Does BlockATM require account approval (KYC)?

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