Cronos Blockchain Data Indexing API
Cronos Quick Facts
Cronos is the first Ethereum-compatible blockchain network built on Cosmos SDK technology. An open-source and permission-less Layer 1 chain which runs in parallel to the Crypto.org Chain, Cronos aims to massively scale the DeFi, GameFi, and overall Web3 user community by providing builders with the ability to instantly port apps and crypto assets from other chains while benefiting from low transaction fees, high throughput, and fast finality.
- Mainnet
- Cronos Testnet
Chain name | cronos-mainnet |
Chain ID | 25 |
Block explorer | https://cronoscan.com/ |
Blocktime | 6 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'