Changelog

2025-01-25

• Added a rate matching functionality so that stable crypto coin rates can be exactly 1:1 matched with their fiat backing currency.

2024-10-19

• Minimum Deposit Processing Amount was introduced to improve the experience in cases where the actual deposit amount is lower than the amount which can effectively be processed.

2024-08-06

• Businesses can now choose which specific network they want to allow for any of the deposit currencies. This applies to currencies where multiple deposit networks are supported.

2024-07-04

• Added the ability to configure which party is responsible for covering the on-chain fees when sending out a settlement. This can be configured once for all withdrawals created from a given business on each individual withdrawal.

2024-05-29

• Added the ability to require an approval from a second user before sending out a withdrawal. This configuration is made once for each organisation and applies to all subsequently sent withdrawals.

2024-05-16

• Solana has been added as supported network for crypto withdrawals and deposit for USDC. Furthermore we also added SOL as deposit and withdrawal currency.

2024-04-01

• Added the withdrawal approvals feature allowing admin users to have additional control over crypto withdrawals by manually approving or rejecting them.

2023-06-16

• Adding statuses to deposits in payments. Changes to the response are visible under Get payment data.

2023-02-09

• Adding a network field as a mandatory one to the post request for whitelisted address creation. Currencies and networks pairs available are the same as for our withdrawals.

2022-09-26

• Introducing deposits through side chains. To take advantage of this new feature changes should be made to either the Request crypto payment or the Add payment details payload.

List of currencies and their supported deposit networks

Currency	Network
USDC	Ethereum chain (ETH), Binance Smart Chain (BSC) and Tron Chain (TRX)
ETH	Ethereum chain (ETH) and Binance Smart Chain (BSC)
USDT	Ethereum chain (ETH), Binance Smart Chain (BSC) and Tron Chain (TRX)
BTC	BTC
BCH	BCH
LTC	LTC
XRP	XRP
XLM	XLM
LINK	ETH

2022-08-21

• Changes to the accepted values for the network field for crypto withdrawals

  • MAIN is no longer a valid value for the network field instead, use one of the values described on the Request crypto withdrawal page.

  • Added a maximum amount the can be withdrawaln depending on the network and the respective cryptocurrency. Information can be found in the metadata endpoint.
• Different response fields when sending payment details. For payments with LTC as their depositCurrency the response will only include a walletAddress field. We are removing the ltc3Addressfield and changing the address type that is returned in the walletAddress.
• Changes to our metadata endpoint.

  • Added a new field maxAmount to the response. It will hold the maximum amount that can be withdrawn in the respective cryptocurrency.

  • The changes to network names that are described on the crypto withdrawals page will also take affect here (see table below and example response).
• Changes to the network field in the validate address endpoint

List of currencies and their old/new supported withdrawal networks

Currency	Supported networks (From 2022-08-15)	Supported networks (To 2022-08-15)
BTC	BTC	MAIN
BCH	BCH	MAIN
ETH	ETH, BSC	MAIN, BSC
LINK	ETH	MAIN, BSC
LTC	LTC	MAIN
USDC	ETH, BSC, TRX	not supported
USDT	ETH, BSC, TRX	MAIN, BSC, TRX
XLM	XLM	MAIN
XRP	XRP	MAIN

2022-06-30

Reducing the list of supported currencies

• Monolo will cease processing (deposits and withdrawals) of the following currencies as of 2022-07-15:

Basic Attention Token (BAT),
Bancor (BNT),
Civic (CVC),
Enjin Coin (ENJ),
Mithril (MITH),
Metal (MTL),
OmiseGo (OMG),
Augur (REP)

Reason for delisting is low processing volumes and low liquidity on the markets.

2022-05-19

• Withdrawal request body and response body

  • New supported network - TRX

2022-05-09

• Withdrawal request body and response body

  • New optional field for the request body - network

  • New field in the response body - network

• Get cryptocurrency metadata

  • New endpoint that provides metadata for all supported cryptocurrencies

• Validate address

  • We are deprecating the old endpoint and introducing a new one:

    • POST /api/v1/addresses/validate is being Deprecated

    • GET /api/v1/currency/:withdrawalCurrency/network/:network/address/:address/valid - New

• Exchange rates for any currency

  • New endpoint that provides rates for currencies(fiat and crypto) and supports comma-separated values.

2021-11-08

• Withdrawal callback request body

  • New status -BLOCKED

  • New field - txAddressOwner

• Get business withdrawals response

  • New status - BLOCKED

  • New fields - addressOwner, sourceRiskEntities, destinationRiskEntities