Astar Blockchain Data Indexing API
Astar Quick Facts
Astar Network is the Smart Contract Hub for WASM + EVM on Polkadot. Since winning its Parachain auction in January 2022, Astar Network has become the top Parachain in the Polkadot ecosystem in Total Value Locked and most Ethereum assets transferred over. Astar Network is the leading smart contract hub that connects the Polkadot ecosystem to Ethereum, Cosmos, and all major layer 1 blockchains. Astar Network supports dApps using multiple virtual machines — namely WASM and EVM — and offers the best technology solutions and financial incentives via its Build2Earn and Astar Incubation Program for Web3 developers to build on top of a secure, scalable, and interoperable blockchain. The work of the community is maintained under a public domain license at https://github.com/AstarNetwork.
- Mainnet
- Shibuya Testnet
Chain name | astar-mainnet |
Chain ID | 592 |
Block explorer | https://blockscout.com/astar |
Blocktime | 12 seconds |
Historical balances | ✅ |
NFT assets and metadata | ✅ |
Premium Endpoints | |
Premium Balances | ❌ |
Premium Transactions | ❌ |
Premium Log Events | ❌ |
Query via SQL on Increment | ✅ |
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Network Status
- | - | - | |||
---|---|---|---|---|---|
Monthly Active Wallets Unique wallets who transact on a monthly basis. | - | - | - | ||
Transactions Unique transactions on a monthly basis. | - | - | - | ||
Active Tokens Unique tokens active on a monthly basis. | - | - | - | ||
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Code Samples
- Token Balances
- Transaction History
- Portfolio
- Get a block
Get token balances for address
/v1/{chainName}/address/{walletAddress}/balances_v2/
Commonly used to fetch the native, fungible (ERC20), and non-fungible (ERC721 & ERC1155) tokens held by an address. Response includes spot prices and other metadata.
Each API Call Currently Costs: 1.00 Credits.
- shell
- JavaScript
- ruby
- python
curl --request GET --url https://api.covalenthq.com/v1/{chainName}/address/{walletAddress}/balances_v2/ --header 'accept: application/json' --header 'x-api-key: demo'