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Sui JSON-RPC (deprecated) (1/5)

API reference for Sui. All methods ->

Part 1 of 5: 1 · 2 · 3 · 4 · 5


warning

Deprecation notice: JSON-RPC is being retired. Complete your migration by 30 September 2026.

Per the Sui Foundation's phased deprecation plan, JSON-RPC is being removed network-wide through 2026. The Sui Foundation asks every RPC provider, Ankr included, to have customers migrated by the end of September 2026. Migrate existing integrations to:

  • gRPC for indexers, backend services, and most dApp use cases.
  • GraphQL for frontends, dashboards, and analytics tools.

Sui Foundation timeline:

  • July 2026. Sui Foundation public-good JSON-RPC endpoints were turned off (Testnet: week of 6 July; Mainnet: week of 27 July). This affects apps pointing at Sui Foundation public endpoints, including for dev and test.
  • End of August 2026. The Sui Foundation stops publishing JSON-RPC snapshots, so new JSON-RPC full nodes can no longer be bootstrapped from them.
  • End of September 2026. The implicit fallback to the Sui Foundation archival service is disconnected. Requests for pruned historical data over JSON-RPC may return incomplete results from this point.
  • Mid-October 2026. JSON-RPC support is removed from the Sui full-node software. After this point JSON-RPC is not available from any Sui full node.

Do not plan to migrate during the last two weeks. The Sui Foundation has reserved the window between end of September and mid-October for removing the JSON-RPC codebase, and results may already be unreliable during it. Treat 30 September 2026 as your deadline.

On Ankr: Ankr operates its own Sui full nodes, so the JSON-RPC endpoints (https://rpc.ankr.com/sui, https://rpc.ankr.com/sui_testnet) were not affected by the July public-good shutdown and keep serving until the mid-October 2026 software removal. That is a hard ceiling, not a migration buffer: historical and pruned-data queries may start returning incomplete results from the end of September 2026. For historical data, use the gRPC Archive endpoint (archive.sui.grpc.ankr.com:443).

Your existing Premium token works on gRPC and GraphQL, so no new credentials are needed. If you are unsure which interface replaces a specific JSON-RPC method you rely on, contact support and we will map it for you.

This page is preserved for reference until JSON-RPC is removed.

Sui API is available on Web3 API platform.

Sui is the first permissionless Layer 1 blockchain designed from the ground up to enable creators and developers to build experiences that cater to the next billion users in Web3. Sui is horizontally scalable to support a wide range of application development with unrivaled speed at low cost.

In order for your Web3 application to interact with Sui — either by reading blockchain data or sending transactions to the network — it must connect to a Sui node. Historically, Sui developers have used JSON-RPC for this; going forward we recommend gRPC or GraphQL (see the deprecation notice above).

The API interaction follows the JSON-RPC which is a stateless, light-weight remote procedure call (RPC) protocol. It defines several data structures and the rules around their processing. It is transport agnostic in that the concepts can be used within the same process, over sockets, over HTTP, or in other message-passing environments. It uses JSON (RFC 4627) as data format.


Methods supported


sui_devInspectTransactionBlock

Runs the transaction in dev-inspect mode.

This mode allows for nearly any transaction (or Move call) with any arguments. Detailed results are provided, including both the transaction effects and any return values.

Parameters

  • id (integer; required): a request ID (example: 1).

  • jsonrpc (string; required): a JSON RPC spec used (example: 2.0).

  • method (string; required): a method used for the request.

  • params (array; required):

    • <sender_address>: Sui address.
    • <tx_bytes> (Base64): a BCS encoded TransactionKind (as opposed to TransactionData, which include gasBudget and gasPrice).
    • <gas_price> (string): gas is not charged, but gas usage is still calculated. Defaults to using a reference gas price.
    • <epoch> (string): the epoch to perform the call. Will be set from the system state object if not provided.

Returns

  • effects (TransactionBlockEffects): the summary of effects that likely would be generated if the transaction is actually run. Note however, that not all dev-inspect transactions are actually usable as transactions, so it might not be possible actually to generate these effects from a normal transaction.
  • error (string, null): an execution error from executing the transactions.
  • events (Event): events that likely would be generated if the transaction is actually run.
  • results (SuiExecutionResult): execution results (including return values) from executing the transactions.

Request example

curl -X POST https://rpc.ankr.com/sui/YOUR_ANKR_API_KEY \
-H 'Content-Type: application/json' \
-d '{
"jsonrpc": "2.0",
"id": 1,
"method": "sui_devInspectTransactionBlock",
"params": [
"0xd70420418b84502e506794227f897237764dde8d79a01ab2104bf742a277a2ab",
"AAACACBnxtMcbJcOVn8D72fYEaT4Q2ZbjePygvpIs+AQO6m77QEAagYVO5/EhuEB8OnicDrIZm0GrsxN3355JqNhlwxlpbECAAAAAAAAACDoQ3EipycU+/EOvBcDPFtMkZiSbdzWAw3CwdmQCAtBWAEBAQEBAAEAAC9cVD1xauQ9RT3rOxmbva8bxwMMdoL4dwPc5DEkj+3gASxDgF0Nb1QCp60Npb3sVJx83qBrxKHTOaIlIe6pM7iJAgAAAAAAAAAgnvsgc1pPauyCE27/c+aBnHN3fSsxRAWdEJYzYFOryNAvXFQ9cWrkPUU96zsZm72vG8cDDHaC+HcD3OQxJI/t4AoAAAAAAAAAAC0xAQAAAAAA",
"1000",
"8888"
]
}'

Response example

{
"jsonrpc": "2.0",
"result": {
"effects": {
"messageVersion": "v1",
"status": {
"status": "success"
},
"executedEpoch": "0",
"gasUsed": {
"computationCost": "100",
"storageCost": "100",
"storageRebate": "10",
"nonRefundableStorageFee": "0"
},
"transactionDigest": "76gyHCk7FRrGACRqXM7Ybj5uJLtAzgEMJ5P9CeEzxZSG",
"mutated": [
{
"owner": {
"AddressOwner": "0x2f5c543d716ae43d453deb3b199bbdaf1bc7030c7682f87703dce431248fede0"
},
"reference": {
"objectId": "0x2c43805d0d6f5402a7ad0da5bdec549c7cdea06bc4a1d339a22521eea933b889",
"version": 2,
"digest": "BhbWpBeESxuRWvmvLMyb2JNUuFa6j4aG1T4WUiPgKAHm"
}
},
{
"owner": {
"AddressOwner": "0x67c6d31c6c970e567f03ef67d811a4f843665b8de3f282fa48b3e0103ba9bbed"
},
"reference": {
"objectId": "0x6a06153b9fc486e101f0e9e2703ac8666d06aecc4ddf7e7926a361970c65a5b1",
"version": 2,
"digest": "GdfET1avZReDftpJNB8LSuHJ2cKUheSbEaLMzuPVXHsM"
}
}
],
"gasObject": {
"owner": {
"ObjectOwner": "0x2f5c543d716ae43d453deb3b199bbdaf1bc7030c7682f87703dce431248fede0"
},
"reference": {
"objectId": "0x2c43805d0d6f5402a7ad0da5bdec549c7cdea06bc4a1d339a22521eea933b889",
"version": 2,
"digest": "BhbWpBeESxuRWvmvLMyb2JNUuFa6j4aG1T4WUiPgKAHm"
}
},
"eventsDigest": "6kerMphN4S5QTfd9TAhwMiFq1q9c2YwfpheBfWm85vUq"
},
"events": []
}
}

Methods supported

sui_dryRunTransactionBlock

Retrieves transaction execution effects including the gas cost summary, while the effects are not committed to the chain.

Parameters

  • id (integer; required): a request ID (example: 1).

  • jsonrpc (string; required): a JSON RPC spec used (example: 2.0).

  • method (string; required): a method used for the request.

  • params (array; required):

    • <tx_bytes> (Base64): a BCS encoded TransactionKind (as opposed to TransactionData, which include gasBudget and gasPrice).

Returns

  • balanceChanges: balance change.
  • effects: transaction block effects.
  • events: an event.
  • input: transaction block data.
  • objectChanges: object change.

Request example

curl -X POST https://rpc.ankr.com/sui/YOUR_ANKR_API_KEY \
-H 'Content-Type: application/json' \
-d '{
"jsonrpc": "2.0",
"id": 1,
"method": "sui_dryRunTransactionBlock",
"params": [
"AAACACB7qR3cfnF89wjJNwYPBASHNuwz+xdG2Zml5YzVxnftgAEAT4LxyFh7mNZMAL+0bDhDvYv2zPp8ZahhOGmM0f3Kw9wCAAAAAAAAACCxDABG4pPAjOwPQHg9msS/SrtNf4IGR/2F0ZGD3ufH/wEBAQEBAAEAAGH7tbTzQqQL2/h/5KlGueONGM+P/HsAALl1F1x7apV2AejYx86GPzE9o9vZKoPvJtEouI/ma/JuDg0Jza9yfR2EAgAAAAAAAAAgzMqpegLMOpgEFnDhYJ23FOmFjJbp5GmFXxzzv9+X6GVh+7W080KkC9v4f+SpRrnjjRjPj/x7AAC5dRdce2qVdgoAAAAAAAAAAC0xAQAAAAAA"
]
}'

Response example

{
"jsonrpc": "2.0",
"result": {
"digest": "Gm54bTY5F9KjiCw3kfKpkXPaEE3kx8ToJkYqTsuQDZ7q",
"transaction": {
"data": {
"messageVersion": "v1",
"transaction": {
"kind": "ProgrammableTransaction",
"inputs": [
{
"type": "pure",
"valueType": "address",
"value": "0x7ba91ddc7e717cf708c937060f04048736ec33fb1746d999a5e58cd5c677ed80"
},
{
"type": "object",
"objectType": "immOrOwnedObject",
"objectId": "0x4f82f1c8587b98d64c00bfb46c3843bd8bf6ccfa7c65a86138698cd1fdcac3dc",
"version": "2",
"digest": "Cv7n2YaM7Am1ssZGu4khsFkcKHnpgVhwFCSs4kLjrtLW"
}
],
"transactions": [
{
"TransferObjects": [
[
{
"Input": 1
}
],
{
"Input": 0
}
]
}
]
},
"sender": "0x61fbb5b4f342a40bdbf87fe4a946b9e38d18cf8ffc7b0000b975175c7b6a9576",
"gasData": {
"payment": [
{
"objectId": "0xe8d8c7ce863f313da3dbd92a83ef26d128b88fe66bf26e0e0d09cdaf727d1d84",
"version": 2,
"digest": "EnRQXe1hDGAJCFyF2ds2GmPHdvf9V6yxf24LisEsDkYt"
}
],
"owner": "0x61fbb5b4f342a40bdbf87fe4a946b9e38d18cf8ffc7b0000b975175c7b6a9576",
"price": "10",
"budget": "20000000"
}
},
"txSignatures": [
"AGLsaLe6fSvGG/YgrxirjhKqE21kVCcveOW9h0IiCZ1Ei/oAOmu95EnKjoBhLHcS2/2Ga2Ljw0BVnGrY6reYkwVDij1TvBYKLcfLNo8fq6GASb9yfo6uvuwNUBGkTf54wQ=="
]
},
"rawTransaction": "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",
"effects": {
"messageVersion": "v1",
"status": {
"status": "success"
},
"executedEpoch": "0",
"gasUsed": {
"computationCost": "100",
"storageCost": "100",
"storageRebate": "10",
"nonRefundableStorageFee": "0"
},
"transactionDigest": "8UExPV121BEfWkbymSPDYhh23rVNh3MSWtC5juJ9JGMJ",
"mutated": [
{
"owner": {
"AddressOwner": "0x61fbb5b4f342a40bdbf87fe4a946b9e38d18cf8ffc7b0000b975175c7b6a9576"
},
"reference": {
"objectId": "0xe8d8c7ce863f313da3dbd92a83ef26d128b88fe66bf26e0e0d09cdaf727d1d84",
"version": 2,
"digest": "EnRQXe1hDGAJCFyF2ds2GmPHdvf9V6yxf24LisEsDkYt"
}
},
{
"owner": {
"AddressOwner": "0x7ba91ddc7e717cf708c937060f04048736ec33fb1746d999a5e58cd5c677ed80"
},
"reference": {
"objectId": "0x4f82f1c8587b98d64c00bfb46c3843bd8bf6ccfa7c65a86138698cd1fdcac3dc",
"version": 2,
"digest": "Cv7n2YaM7Am1ssZGu4khsFkcKHnpgVhwFCSs4kLjrtLW"
}
}
],
"gasObject": {
"owner": {
"ObjectOwner": "0x61fbb5b4f342a40bdbf87fe4a946b9e38d18cf8ffc7b0000b975175c7b6a9576"
},
"reference": {
"objectId": "0xe8d8c7ce863f313da3dbd92a83ef26d128b88fe66bf26e0e0d09cdaf727d1d84",
"version": 2,
"digest": "EnRQXe1hDGAJCFyF2ds2GmPHdvf9V6yxf24LisEsDkYt"
}
},
"eventsDigest": "55TNn3v5vpuXjQfjqamw76P9GZD522pumo4NuT7RYeFB"
},
"objectChanges": [
{
"type": "transferred",
"sender": "0x61fbb5b4f342a40bdbf87fe4a946b9e38d18cf8ffc7b0000b975175c7b6a9576",
"recipient": {
"AddressOwner": "0x7ba91ddc7e717cf708c937060f04048736ec33fb1746d999a5e58cd5c677ed80"
},
"objectType": "0x2::example::Object",
"objectId": "0x4f82f1c8587b98d64c00bfb46c3843bd8bf6ccfa7c65a86138698cd1fdcac3dc",
"version": "2",
"digest": "B3xLC8EbyvTxy5pgiwTNUzHLa6kS7uwD6sZdErKB8F8f"
}
]
}
}

sui_executeTransactionBlock

Executes the transaction and wait for results if desired.

Request types:

  1. WaitForEffectsCert: waits for TransactionEffectsCert and then return to client. This mode is a proxy for transaction finality.
  2. WaitForLocalExecution: waits for TransactionEffectsCert and make sure the node executed the transaction locally before returning the client. The local execution makes sure this node is aware of this transaction when client fires subsequent queries. However, if the node fails to execute the transaction locally in a timely manner, a bool type in the response is set to false to indicate the case. request_type is default to be WaitForEffectsCert unless options.show_events or options.show_effects is true.

Parameters

  • id (integer; required): a request ID (example: 1).

  • jsonrpc (string; required): a JSON RPC spec used (example: 2.0).

  • method (string; required): a method used for the request.

  • params (array; required):

    • <tx_bytes> (Base64): a BCS encoded TransactionKind (as opposed to TransactionData, which include gasBudget and gasPrice).
    • <signatures> (Base64): a list of signatures (flag || signature || pubkey bytes, as base-64 encoded string). Signature is committed to the intent message of the transaction data, as base-64 encoded string.
    • <options> (TransactionBlockResponseOptions): options for specifying the content to be returned.
    • <request_type> (ExecuteTransactionRequestType): a request type, derived from SuiTransactionBlockResponseOptions if None.

Returns

  • <SuiTransactionBlockResponse>

Request example

curl -X POST https://rpc.ankr.com/sui/YOUR_ANKR_API_KEY \
-H 'Content-Type: application/json' \
-d '{
"jsonrpc": "2.0",
"id": 1,
"method": "sui_executeTransactionBlock",
"params": [
"AAACACBqEB6aOvXIBwES+Ahkizbvv43uihqC3kbZUE6WoRCKFwEAjvdvVsOZYzousxC8qRJOXy84znOeqsu2YAaIgE4HhEgCAAAAAAAAACB9w3+ufZMpihJFwxtCBojBaGy00TVtFxgN2C6TpIPFqwEBAQEBAAEAAAS0l6kWtGVmCaf6gnoJGE1vR2gdO6dM4NejbGSysfiHAZ+Q9/hmzCnfsdpjc86U+dldylpA9OF2mRjuv5+64AvTAgAAAAAAAAAgjleHL0UiRGjh/BfIFHCJ3EMY/dQA22c2TvNQyVJnbYUEtJepFrRlZgmn+oJ6CRhNb0doHTunTODXo2xksrH4hwoAAAAAAAAAAC0xAQAAAAAA",
[
"AEZc4UMAoxzWtp+i1dvyOgmy+Eeb/5ZNwO5dpHBqX5Rt36+HhYnBby8asFU4b0i7TjQZGgLahT8w3NQUfk0NUQnqvbuA0Q1Bqu4RHV3JPpqmH+C527hWJGUBOZN1j9sg8w=="
],
{
"showInput": true,
"showRawInput": true,
"showEffects": true,
"showEvents": true,
"showObjectChanges": true,
"showBalanceChanges": true
},
"WaitForLocalExecution"
]
}'

Response example

{
"jsonrpc": "2.0",
"result": {
"digest": "BgSFSEFYbCrVUJJtHFeoLmLJi8jDf1CpC2o8S33HjeDJ",
"transaction": {
"data": {
"messageVersion": "v1",
"transaction": {
"kind": "ProgrammableTransaction",
"inputs": [
{
"type": "pure",
"valueType": "address",
"value": "0x6a101e9a3af5c8070112f808648b36efbf8dee8a1a82de46d9504e96a1108a17"
},
{
"type": "object",
"objectType": "immOrOwnedObject",
"objectId": "0x8ef76f56c399633a2eb310bca9124e5f2f38ce739eaacbb6600688804e078448",
"version": "2",
"digest": "9Tvs1pGrMbNv7kkr1PoKLsWamyQpaFz5UWbL2AQ1ezk2"
}
],
"transactions": [
{
"TransferObjects": [
[
{
"Input": 1
}
],
{
"Input": 0
}
]
}
]
},
"sender": "0x04b497a916b4656609a7fa827a09184d6f47681d3ba74ce0d7a36c64b2b1f887",
"gasData": {
"payment": [
{
"objectId": "0x9f90f7f866cc29dfb1da6373ce94f9d95dca5a40f4e1769918eebf9fbae00bd3",
"version": 2,
"digest": "AaeJbTYkUuyromsivxzkoxSkHt7pCESTyQG7xz6nbQ2G"
}
],
"owner": "0x04b497a916b4656609a7fa827a09184d6f47681d3ba74ce0d7a36c64b2b1f887",
"price": "10",
"budget": "20000000"
}
},
"txSignatures": [
"AEZc4UMAoxzWtp+i1dvyOgmy+Eeb/5ZNwO5dpHBqX5Rt36+HhYnBby8asFU4b0i7TjQZGgLahT8w3NQUfk0NUQnqvbuA0Q1Bqu4RHV3JPpqmH+C527hWJGUBOZN1j9sg8w=="
]
},
"rawTransaction": "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",
"effects": {
"messageVersion": "v1",
"status": {
"status": "success"
},
"executedEpoch": "0",
"gasUsed": {
"computationCost": "100",
"storageCost": "100",
"storageRebate": "10",
"nonRefundableStorageFee": "0"
},
"transactionDigest": "9agZ3azEMgMqxrDVG8P4GddELfWag2HhimEkpjixHhGE",
"mutated": [
{
"owner": {
"AddressOwner": "0x04b497a916b4656609a7fa827a09184d6f47681d3ba74ce0d7a36c64b2b1f887"
},
"reference": {
"objectId": "0x9f90f7f866cc29dfb1da6373ce94f9d95dca5a40f4e1769918eebf9fbae00bd3",
"version": 2,
"digest": "AaeJbTYkUuyromsivxzkoxSkHt7pCESTyQG7xz6nbQ2G"
}
},
{
"owner": {
"AddressOwner": "0x6a101e9a3af5c8070112f808648b36efbf8dee8a1a82de46d9504e96a1108a17"
},
"reference": {
"objectId": "0x8ef76f56c399633a2eb310bca9124e5f2f38ce739eaacbb6600688804e078448",
"version": 2,
"digest": "9Tvs1pGrMbNv7kkr1PoKLsWamyQpaFz5UWbL2AQ1ezk2"
}
}
],
"gasObject": {
"owner": {
"ObjectOwner": "0x04b497a916b4656609a7fa827a09184d6f47681d3ba74ce0d7a36c64b2b1f887"
},
"reference": {
"objectId": "0x9f90f7f866cc29dfb1da6373ce94f9d95dca5a40f4e1769918eebf9fbae00bd3",
"version": 2,
"digest": "AaeJbTYkUuyromsivxzkoxSkHt7pCESTyQG7xz6nbQ2G"
}
},
"eventsDigest": "816hEv4WAW2reK9xkf11PeHiaZJrp7PQT9oGJZhdf9TN"
},
"objectChanges": [
{
"type": "transferred",
"sender": "0x04b497a916b4656609a7fa827a09184d6f47681d3ba74ce0d7a36c64b2b1f887",
"recipient": {
"AddressOwner": "0x6a101e9a3af5c8070112f808648b36efbf8dee8a1a82de46d9504e96a1108a17"
},
"objectType": "0x2::example::Object",
"objectId": "0x8ef76f56c399633a2eb310bca9124e5f2f38ce739eaacbb6600688804e078448",
"version": "2",
"digest": "7PsBHpUW6yfGNov2WrbVafLjgT9nYziQ3gVDbRq6zTbF"
}
]
}
}

sui_getChainIdentifier

Retrieves the chain's identifier.

Parameters

  • id (integer; required): a request ID (example: 1).
  • jsonrpc (string; required): a JSON RPC spec used (example: 2.0).
  • method (string; required): a method used for the request.
  • params (array; required): none.

Returns

A string identifier of a chain.

Request example

curl -X POST https://rpc.ankr.com/sui/YOUR_ANKR_API_KEY \
-H 'Content-Type: application/json' \
-d '{
"jsonrpc": "2.0",
"id": 1,
"method": "sui_getChainIdentifier",
"params": []
}'

Response example

{
"jsonrpc": "2.0",
"result": "4c78adac",
"id": 1
}

sui_getCheckpoint

Retrieves a checkpoint.

Parameters

  • id (integer; required): a request ID (example: 1).

  • jsonrpc (string; required): a JSON RPC spec used (example: 2.0).

  • method (string; required): a method used for the request.

  • params (array; required):

    • <id>: checkpoint identifier, can use either checkpoint digest, or checkpoint sequence number as input.

Returns

  • checkpointCommitments: commitments to checkpoint state.
  • digest: checkpoint digest.
  • endOfEpochData: to be present only on the final checkpoint of the epoch.
  • epoch: checkpoint's epoch ID.
  • epochRollingGasCostSummary: the running total gas costs of all transactions included in the current epoch so far until this checkpoint.
  • networkTotalTransactions: total number of transactions committed since genesis, including those in this checkpoint.
  • previousDigest: digest of the previous checkpoint.
  • sequenceNumber: checkpoint sequence number.
  • timestampMs: timestamp of the checkpoint — number of milliseconds from the Unix epoch Checkpoint timestamps are monotonic, but not strongly monotonic — subsequent checkpoints can have same timestamp if they originate from the same underlining consensus commit
  • transactions: transaction digests.
  • validatorSignature: validator Signature.

Request example

curl -X POST https://rpc.ankr.com/sui/YOUR_ANKR_API_KEY \
-H 'Content-Type: application/json' \
-d '{
"jsonrpc": "2.0",
"id": 1,
"method": "sui_getCheckpoint",
"params": [
"1000"
]
}'

Response example

{
"jsonrpc": "2.0",
"result": {
"epoch": "5000",
"sequenceNumber": "1000",
"digest": "G6Dtzr1ZSfHFhotGsTE3cLENa7L1ooe1BBvknAUsARbV",
"networkTotalTransactions": "792385",
"previousDigest": "6tBy8RXZKrdrB4XkMQn7J3MNG4fQCo9XcRduFFvYrL5Z",
"epochRollingGasCostSummary": {
"computationCost": "0",
"storageCost": "0",
"storageRebate": "0",
"nonRefundableStorageFee": "0"
},
"timestampMs": "1676911928",
"transactions": [
"mN8YNBgVR3wB7vfXmjVgDRF4oqxVRRjzmJ6U4mzbq77"
],
"checkpointCommitments": [],
"validatorSignature": "wAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"
}
}

sui_getCheckpoints

Retrieves a paginated list of checkpoints.

Gets a paginated list of all checkpoints starting at the provided cursor organised in descending order. Each result page has a maximum number of checkpoints set by the provided limit.

Parameters

  • id (integer; required): a request ID (example: 1).

  • jsonrpc (string; required): a JSON RPC spec used (example: 2.0).

  • method (string; required): a method used for the request.

  • params (array; required):

    • <cursor> (BigInt_for_uint64): an optional paging cursor. If provided, the query will start from the next item after the specified cursor. By default, starts from the first item.
    • <limit> (uint): the maximum items returned per page; defaults to [QUERY_MAX_RESULT_LIMIT_CHECKPOINTS] if not specified.
    • <descending_order> (boolean): query result ordering, default to false (ascending order), oldest record first.

Returns

  • CheckpointPage

Request example

curl -X POST https://rpc.ankr.com/sui/YOUR_ANKR_API_KEY \
-H 'Content-Type: application/json' \
-d '{
"jsonrpc": "2.0",
"id": 1,
"method": "sui_getCheckpoints",
"params": [
"1004",
4,
false
]
}'

Response example

{
"jsonrpc": "2.0",
"result": {
"data": [
{
"epoch": "5000",
"sequenceNumber": "1005",
"digest": "9zA7Q9Ka1ykvYjSQGhQCdCf32FZkcWNWx7L22JczXGsk",
"networkTotalTransactions": "792385",
"previousDigest": "8BLFxLTjWZ2KqaGc3FjR1o9aL6kbyYrmhuNfJLU1ehYt",
"epochRollingGasCostSummary": {
"computationCost": "0",
"storageCost": "0",
"storageRebate": "0",
"nonRefundableStorageFee": "0"
},
"timestampMs": "1676911928",
"transactions": [
"7RudGLkQDBNJyqrptkrNU66Zd3pvq8MHVAHYz9WpBm59"
],
"checkpointCommitments": [],
"validatorSignature": "wAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"
},
{
"epoch": "5000",
"sequenceNumber": "1006",
"digest": "FAUWHyWacmb4Vg4QGi9a6gqeVb7ixAZiL73FaGd6WpoV",
"networkTotalTransactions": "792385",
"previousDigest": "6Pn25cieaE62AT6BwCeBoca13AGZuneucaaTGqt3gNCo",
"epochRollingGasCostSummary": {
"computationCost": "0",
"storageCost": "0",
"storageRebate": "0",
"nonRefundableStorageFee": "0"
},
"timestampMs": "1676911928",
"transactions": [
"7r7tmP5hzgrusiN6cucFwfTveqDb7K75tMJ7oNCyoDmy"
],
"checkpointCommitments": [],
"validatorSignature": "wAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"
},
{
"epoch": "5000",
"sequenceNumber": "1007",
"digest": "B3mzC6gy87SomUQwPsmVY7mtwkZLxfm5WwNi3kKyEb3x",
"networkTotalTransactions": "792385",
"previousDigest": "CnHTfdUJr1UUqwXkYUhbQjXeM16xR33UR62jE72toCis",
"epochRollingGasCostSummary": {
"computationCost": "0",
"storageCost": "0",
"storageRebate": "0",
"nonRefundableStorageFee": "0"
},
"timestampMs": "1676911928",
"transactions": [
"Gb1UDqhmKMzMJ5FL37kBqCcuy4TtBL2ay3qec8tEUBLj"
],
"checkpointCommitments": [],
"validatorSignature": "wAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"
},
{
"epoch": "5000",
"sequenceNumber": "1008",
"digest": "HunuJWKu7azBfS47rJTq9FHTMvUDNVo2SK4hQeh5brXp",
"networkTotalTransactions": "792385",
"previousDigest": "38fLUfuigyzLPEDrsmRhcQmhKtbEUohuFBP9NDcWBmFz",
"epochRollingGasCostSummary": {
"computationCost": "0",
"storageCost": "0",
"storageRebate": "0",
"nonRefundableStorageFee": "0"
},
"timestampMs": "1676911928",
"transactions": [
"GWTS9QR7mjNz9fBWGkk4JZU3mrzMXrmj74uS59Cd5und"
],
"checkpointCommitments": [],
"validatorSignature": "wAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"
}
],
"nextCursor": "1008",
"hasNextPage": true
}
}