BNB Smart Chain
Ethereum
Aptos
Arbitrum Nova
Arbitrum One
Avalanche Contract Chain
ETH Beacon Chain
Fantom
Klaytn
NEARopBNB
Optimism
Cronos
Gnosis
Moonbeam
PlatON
zkSync
BASE
Bitcoin
TRON
Algorand
COMBOBNB GreenfieldTotal: 56 API Packages
Wallet Toolkit
Build wallets in no time with Covalent's Wallet Toolkit for 100+ Blockchains. Query wallet token balances, NFT holdings, transaction histories, and more across an extensive range of blockchains. Enhance your application with reliable, unified data, with only a few lines of code.
opBNB Mainnet Contracts API
This API package helps you get contract API, source code, creator, creation transaction hash, and verify contract & proxy contract source code on opBNB Mainnet
Lens API Toolkit
Streamline your blockchain development with Covalent's Lens API Toolkit. Turn complex wallet addresses into manageable Lens handles, and easily query user balances, transactions, NFT holdings and more. A straightforward solution for your blockchain needs.
opBNB RPC
Our industry-leading opBNB RPC nodes & APIs enable developers to access the opBNB Chain with high-performance infrastructure. Try our RPC endpoints for free now.
Trace API
The Trace API provides insights into transaction processing and on-chain activity.
NFTScan API
NFTScan is an NFT data infrastructure.
Arbitrum Nitro RPC
Arbitrum Nitro is a second-generation Layer 2 blockchain protocol. It provides high throughput, fast finality, and efficient dispute resolution.
Historical Transactions API (Premium)
A series of granular, historical transaction endpoints capable of fetching transactions for even the biggest wallets with ~400 ms response times at 50 RPS.
Klaytn RPC
Klaytn is an open-source public blockchain for all who wish to build, work, or play in the metaverse.
BNB Greenfield Testnet Enhanced API
This API package can help you get transactions, objects, buckets, and account info in BNB Greenfield Testnet.
BNB Greenfield Testnet Billing API
This API package can help you get billing info instantly in BNB Greenfield Testnet.
Multi-chain Balances API (Premium)
One call to get it all: an industry-leading balances endpoint that allows you to retrieve all tokens and NFTs, along with contract metadata and prices for any wallet on Ethereum or BNB Smart Chain, in a single call with reliable ~300 ms response times at 50 QPS.
Debug Pro API
Compared with traditional debug API, this new debug PRO API supports customized tracers.
NEAR RPC
NEAR is a user-friendly and carbon-neutral blockchain, built from the ground up to be performant, secure, and infinitely scalable.
Arbitrum Nova RPC
Arbitrum Nova is an AnyTrust chain that aims for ultra low transaction fees. Nova differs from Arbitrum One by not posting transaction data on chain, but to Data Availability Committee.
Avalanche C-Chain
Avalanche is an open-source platform for launching decentralized applications and enterprise blockchain deployments in one interoperable, highly scalable ecosystem. The Contract Chain (C-Chain) is an instance of the Ethereum Virtual Machine powered by Avalanche.
Gas Tracker API
Query BSC's GasPrice forecast data.
PancakeSwap GraphQL v2 (Premium)
Wanna retrieve PancakeSwap v2 data from BSC? Try our GraphQL package to index everything you need.