General gRPC Capability and Functional Background

Tron gRPC API provides high-performance access to network data via gRPC interfaces. It serves as a powerful tool for developers who need to:

Lower latency and higher throughput – gRPC leverages HTTP/2 and binary Protobuf encoding for faster, more efficient communication than JSON-RPC.
Strongly typed APIs – Protocol buffer definitions enable compile-time safety and reduce integration errors. Native streaming support – Clients can subscribe to real-time data (e.g., checkpoints or events) without polling.
Reduced resource consumption – Efficient serialization and connection reuse lower bandwidth and CPU usage.
Multi-language client generation – Auto-generated SDKs in Go, Rust, Python, TypeScript, and more simplify integration.

Support areas

supported networks：tron-mainnet

supported methods：

Column 1	Column 2	Column 3
`protocol.Wallet/GetAccount`	`protocol.Wallet/GetAccountById`	`protocol.Wallet/GetAccountBalance`
`protocol.Wallet/GetBlockBalanceTrace`	`protocol.Wallet/CreateTransaction`	`protocol.Wallet/CreateTransaction2`
`protocol.Wallet/BroadcastTransaction`	`protocol.Wallet/UpdateAccount`	`protocol.Wallet/SetAccountId`
`protocol.Wallet/UpdateAccount2`	`protocol.Wallet/VoteWitnessAccount`	`protocol.Wallet/VoteWitnessAccount2`
`protocol.Wallet/CreateAssetIssue`	`protocol.Wallet/CreateAssetIssue2`	`protocol.Wallet/UpdateWitness`
`protocol.Wallet/UpdateWitness2`	`protocol.Wallet/CreateAccount`	`protocol.Wallet/CreateAccount2`
`protocol.Wallet/CreateWitness`	`protocol.Wallet/CreateWitness2`	`protocol.Wallet/TransferAsset`
`protocol.Wallet/TransferAsset2`	`protocol.Wallet/ParticipateAssetIssue`	`protocol.Wallet/ParticipateAssetIssue2`
`protocol.Wallet/FreezeBalance`	`protocol.Wallet/FreezeBalance2`	`protocol.Wallet/FreezeBalanceV2`
`protocol.Wallet/UnfreezeBalance`	`protocol.Wallet/UnfreezeBalance2`	`protocol.Wallet/UnfreezeBalanceV2`
`protocol.Wallet/UnfreezeAsset`	`protocol.Wallet/UnfreezeAsset2`	`protocol.Wallet/WithdrawBalance`
`protocol.Wallet/WithdrawBalance2`	`protocol.Wallet/WithdrawExpireUnfreeze`	`protocol.Wallet/DelegateResource`
`protocol.Wallet/UnDelegateResource`	`protocol.Wallet/CancelAllUnfreezeV2`	`protocol.Wallet/UpdateAsset`
`protocol.Wallet/UpdateAsset2`	`protocol.Wallet/ProposalCreate`	`protocol.Wallet/ProposalApprove`
`protocol.Wallet/ProposalDelete`	`protocol.Wallet/BuyStorage`	`protocol.Wallet/BuyStorageBytes`
`protocol.Wallet/SellStorage`	`protocol.Wallet/ExchangeCreate`	`protocol.Wallet/ExchangeInject`
`protocol.Wallet/ExchangeWithdraw`	`protocol.Wallet/ExchangeTransaction`	`protocol.Wallet/MarketSellAsset`
`protocol.Wallet/MarketCancelOrder`	`protocol.Wallet/GetMarketOrderById`	`protocol.Wallet/GetMarketOrderByAccount`
`protocol.Wallet/GetMarketPriceByPair`	`protocol.Wallet/GetMarketOrderListByPair`	`protocol.Wallet/GetMarketPairList`
`protocol.Wallet/ListNodes`	`protocol.Wallet/GetAssetIssueByAccount`	`protocol.Wallet/GetAccountNet`
`protocol.Wallet/GetAccountResource`	`protocol.Wallet/GetAssetIssueByName`	`protocol.Wallet/GetAssetIssueListByName`
`protocol.Wallet/GetAssetIssueById`	`protocol.Wallet/GetNowBlock`	`protocol.Wallet/GetNowBlock2`
`protocol.Wallet/GetBlockByNum`	`protocol.Wallet/GetBlockByNum2`	`protocol.Wallet/GetTransactionCountByBlockNum`
`protocol.Wallet/GetBlockById`	`protocol.Wallet/GetBlockByLimitNext`	`protocol.Wallet/GetBlockByLimitNext2`
`protocol.Wallet/GetBlockByLatestNum`	`protocol.Wallet/GetBlockByLatestNum2`	`protocol.Wallet/GetTransactionById`
`protocol.Wallet/DeployContract`	`protocol.Wallet/GetContract`	`protocol.Wallet/GetContractInfo`
`protocol.Wallet/TriggerContract`	`protocol.Wallet/TriggerConstantContract`	`protocol.Wallet/EstimateEnergy`
`protocol.Wallet/ClearContractABI`	`protocol.Wallet/ListWitnesses`	`protocol.Wallet/GetDelegatedResource`
`protocol.Wallet/GetDelegatedResourceV2`	`protocol.Wallet/GetDelegatedResourceAccountIndex`	`protocol.Wallet/GetDelegatedResourceAccountIndexV2`
`protocol.Wallet/GetCanDelegatedMaxSize`	`protocol.Wallet/GetAvailableUnfreezeCount`	`protocol.Wallet/GetCanWithdrawUnfreezeAmount`
`protocol.Wallet/ListProposals`	`protocol.Wallet/GetPaginatedProposalList`	`protocol.Wallet/GetProposalById`
`protocol.Wallet/ListExchanges`	`protocol.Wallet/GetPaginatedExchangeList`	`protocol.Wallet/GetExchangeById`
`protocol.Wallet/GetChainParameters`	`protocol.Wallet/GetAssetIssueList`	`protocol.Wallet/GetPaginatedAssetIssueList`
`protocol.Wallet/TotalTransaction`	`protocol.Wallet/GetNextMaintenanceTime`	`protocol.Wallet/GetTransactionInfoById`
`protocol.Wallet/AccountPermissionUpdate`	`protocol.Wallet/GetTransactionSignWeight`	`protocol.Wallet/GetTransactionApprovedList`
`protocol.Wallet/GetNodeInfo`	`protocol.Wallet/GetRewardInfo`	`protocol.Wallet/GetBrokerageInfo`
`protocol.Wallet/UpdateBrokerage`	`protocol.Wallet/CreateShieldedTransaction`	`protocol.Wallet/GetMerkleTreeVoucherInfo`
`protocol.Wallet/ScanNoteByIvk`	`protocol.Wallet/ScanAndMarkNoteByIvk`	`protocol.Wallet/ScanNoteByOvk`
`protocol.Wallet/GetSpendingKey`	`protocol.Wallet/GetExpandedSpendingKey`	`protocol.Wallet/GetAkFromAsk`
`protocol.Wallet/GetNkFromNsk`	`protocol.Wallet/GetIncomingViewingKey`	`protocol.Wallet/GetDiversifier`
`protocol.Wallet/GetZenPaymentAddress`	`protocol.Wallet/GetRcm`	`protocol.Wallet/IsSpend`
`protocol.Wallet/CreateShieldedTransactionWithoutSpendAuthSig`	`protocol.Wallet/GetShieldTransactionHash`	`protocol.Wallet/CreateSpendAuthSig`
`protocol.Wallet/CreateShieldNullifier`	`protocol.Wallet/CreateShieldedContractParameters`	`protocol.Wallet/CreateShieldedContractParametersWithoutAsk`
`protocol.Wallet/ScanShieldedTRC20NotesByIvk`	`protocol.Wallet/ScanShieldedTRC20NotesByOvk`	`protocol.Wallet/IsShieldedTRC20ContractNoteSpent`
`protocol.Wallet/GetTriggerInputForShieldedTRC20Contract`	`protocol.Wallet/CreateCommonTransaction`	`protocol.Wallet/GetTransactionInfoByBlockNum`
`protocol.Wallet/GetBurnTrx`	`protocol.Wallet/GetTransactionFromPending`	`protocol.Wallet/GetTransactionListFromPending`
`protocol.Wallet/GetPendingSize`	`protocol.Wallet/GetBlock`	`protocol.Wallet/GetBandwidthPrices`
`protocol.Wallet/GetEnergyPrices`	`protocol.Wallet/GetMemoFee`	`protocol.Database/getBlockReference`
`protocol.Database/GetDynamicProperties`	`protocol.Database/GetNowBlock`	`protocol.Database/GetBlockByNum`

Integration Method

grpc endpoint：https://grpc.zan.top
Metadata:
1. x-token: api key（Required）
2. x-network: ecosystem network（Required：tron-mainnet）

Integration Example Guide

Steps

# Example for Linux AMD64
> wget https://github.com/fullstorydev/grpcurl/releases/download/v1.9.3/grpcurl_1.9.3_linux_x86_64.tar.gz
tar -xvf grpcurl_1.9.3_linux_x86_64.tar.gz

> mv grpcurl /usr/local/bin/

> grpcurl --version
grpcurl v1.9.3

# Clone the repository with minimal depth
> git clone https://github.com/tronprotocol/protocol.git --depth=1

> git clone https://github.com/googleapis/googleapis.git --depth=1

> cp -r googleapis/google protocol/

> cd protocol/

EstimateEnergy

grpcurl -proto api/api.proto \
  -d '{"token_id":xxx}' \
  -H "x-token: xxx" \
  -H "x-network: tron-mainnet" \
  grpc.zan.top:443 \
  protocol.Wallet/EstimateEnergy

GetAssetIssueList

grpcurl -proto api/api.proto \
  -d '{}' \
  -H "x-token: xxx" \
  -H "x-network: tron-mainnet" \
  grpc.zan.top:443 \
  protocol.Wallet/GetAssetIssueList

proto

https://github.com/tronprotocol/protocol