Huobi ECO Chain

Huobi HECO Chain (Heco) is a decentralized, high-efficiency and energy-saving public chain. It is compatible with smart contracts and supports high- performance transactions. The endogenous token of Heco is HT and it adopts the HPoS consensus mechanism. Heco will continue to improve the efficiency of Ethereum by Layer2, which will supplement and empower the Ethereum ecosystem.

Quick Links

Huabi ECO chain

Docs

Github

Connect wallet

You can set up your MetaMask wallet to connect to HECO RPC. You can then perform transactions and interact with the network.

Get started

1. Open your Metamask Extension and click the 'Network' drop down menu at the top.
2. Select 'Custom RPC'
3. Enter the settings below:

Chain	Custom RPC Category	Details
HECO	NETWORK NAME:	HECO RPC
	NEW RPC URL:	https://username.chainprtcl.net/heco/uid
	CHAIN ID:	128
	SYMBOL:	HT
	BLOCK EXPLORER:	https://scan.hecochain.com/

Integrate Code

web3 library

• clientVersion

Returns the current client version.

Example request

curl https://username.chainprtcl.net/heco/uid \
  -X POST \
  -H "Content-Type: application/json" \
  --data '{"jsonrpc":"2.0","method":"web3_clientVersion","params":[],"id":1}'

Example response

{"jsonrpc":"2.0","id":1,"result":"Geth/v1.2.2-stable-b07a7152/linux-amd64/go1.17.3"}

net library

• net_version

Returns the current network id.

Example request

curl https://username.chainprtcl.net/heco/uid \
  -X POST \
  -H "Content-Type: application/json" \
  --data '{"jsonrpc":"2.0","method":"net_version","params":[],"id":67}'

Example response

{"jsonrpc":"2.0","id":67,"result":"128"}

eth library

Example request

eth_estimateGas

Returns the gas price for the transaction in hex.

curl https://username.chainprtcl.net/heco/uid \
  -X POST \
  -H "Content-Type: application/json" \
  --data '{
    "jsonrpc":"2.0",
    "method":"eth_estimateGas",
    "params":[{
    "from": "0x8D97689C9818892B700e27F316cc3E41e17fBeb9",
    "to": "0xd3CdA913deB6f67967B99D67aCDFa1712C293601",
    "value": "0x186a0"
    }],
    "id":1
}'

Example response

{"jsonrpc":"2.0","id":1,"error":{"code":-32000,"message":"err: insufficient funds for gas * price + value: address 0x8D97689C9818892B700e27F316cc3E41e17fBeb9 have 0 want 100000 (supplied gas 39960939)"}

Pricing

Node Type	Price (USD)
Fullnode	$533
Archive Node	$923
Testnet	$338