POA
Search…
Developer Resources
General information and links

General Information

POA Core
POA Sokol (Testnet)
Block Size
Block Speed
Gas price
Patchset
Native token
Network ID
~17,000,000 Gas
5 sec
1 -10 GWei
Berlin
POA
99
To mitigate an ongoing denial-of-service attack, validators decided to increase the gas price to a range between 1-10 Gwei. Each validator can determine their own value within this range.
Block Size
Block Speed
Gas price
Patchset
Native token
Network ID
~17,000,000 Gas
5 sec
1 GWei
Berlin
SPOA
77
Note: Sokol validators run the Nethermind client only.

Sokol Faucets

Blockchain Explorers

POA Core
Sokol Testnet
BlockScout is the official blockchain explorer for the POA Network. With this full-featured, open-source explorer you can view transactions, accounts & balances, access data via the API and read and verify smart contracts.
2) AnyBlock Analytics Explorer is convenient for exploring recent transactions and blocks and locating basic information extremely quickly.
BlockScout is the official blockchain explorer for the POA Network. With this full-featured, open-source explorer you can view transactions, accounts & balances, access data via the API and read and verify smart contracts.
2) AnyBlock Analytics Explorer is convenient for exploring recent transactions and blocks and locating basic information extremely quickly.

JSON RPC endpoints

There are endpoints provided by POA. They are used to connect to the network. Use these endpoints to connect with DApps or when connecting to the POA Network with MetaMask or other web3 wallets.
POA Core
Sokol Testnet
Kovan Testnet
POA Core Network
Main RPC (HTTP2)
WebSockets
wss://core.poa.network/wss
Archive node (last 100k blocks)
Network ID
99
POA Sokol Testnet
Main RPC (HTTPS)
WebSockets (Secure)
Archive node (last 100k blocks)
Network ID
77
Kovan Testnet
Main RPC (HTTPS)
WebSockets
wss://kovan.poa.network/wss
Network ID
42

On-Chain Randomness Contract (RandomAuRa)

POA Core
POA Sokol (Testnet)
Block
Date
Contract
14350721
03/31/2020
0x67e90a54AeEA85f21949c645082FE95d77BC1E70
Block
Date
Contract
13391641
02/20/2020
0x8f2b78169B0970F11a762e56659Db52B59CBCf1B
The current implementation requires a chain running OpenEthereum or Nethermind AuRa consensus. The Random Number generation contract was introduced in this PR.

TokenBridge UI

TokenBridge UI at https://bridge.poa.net/

DApp Management & Developer Tools

  • Pocket provides a decentralized API layer for DApp developers (IOS, Android & Web SDKs available) and blockchain users.
  • TheGraph supports xDai data indexing, querying and display.
  • Tenderly dashboard supports POA transaction inspection - smart contracts can also be pushed to the dashboard for real-time monitoring.
Tenderly Dashboard Gas Profiler example

Additional Resources

POA Mainnet
Sokol Testnet
Last modified 4mo ago