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Klaytn RPC

Klaytn RPC

Developed by Sintral
Klaytn is an open-source public blockchain for all who wish to build, work, or play in the metaverse.
Freemium
Quotas & Limits
Consume CU & Limited by CUPS
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Endpoint
Introduction
Quotas & Limits
API List 61
Supported Chains & Networks

Endpoint

https://nodereal.io/

Testing APIs

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View Doc

Introduction

Klaytn is a highly optimized, BFT-based public blockchain that aims to meet the enterprise-grade reliability. Key design goals are:

  • Immediate finality.
  • High TPS that meets real-world use cases.
  • Lower the cost of running Blockchain Applications.
  • Lower the barriers to entry for end-users.
  • Ease the technology adoption process for industry.


    • Klaytn launched its mainnet, Cypress, on Jun/27/2019 with the following specifications.

  • 1-second block generation and confirmation time.
  • 4,000 transactions per second.
  • Low gas price that is almost 1/10 of Ethereum.
  • Runs EVM (Ethereum Virtual Machine) and supports the execution of Solidity contracts.
  • 19 reputable corporations worldwide initially formed Klaytn Governance Council to operate consensus nodes. The current number of consensus nodes is shown in the Klaytnscope.
  • More than 50 initial service partners have committed to launch Blockchain Applications on Klaytn.

    • Quotas & Limits

    Membership Tier
    Monthly Quota
    Rate Limit
    Free
    Monthly Quota
    100,000,000 CUs
    Rate Limit
    300 CUPS
    N/A
    Growth
    Monthly Quota
    500,000,000 CUs
    Rate Limit
    700 CUPS
    N/A
    Team
    Monthly Quota
    2,000,000,000 CUs
    Rate Limit
    1,500 CUPS
    N/A
    Business
    Monthly Quota
    5,000,000,000 CUs
    Rate Limit
    3,000 CUPS
    N/A
    Enterprise
    Monthly Quota
    Custom
    Rate Limit
    Custom
    Contact Us
    • This API package's consumption is measured by (CUPS).
    • Each user will have a monthly quota of CU under a set rate limit Compute Units (CUs)depending on your membership tiers.
    • Your monthly quota will be shared among all API packages that consume CU.

    API List (61)

    klay_accountCreated20 CU/Request

    Returns true if the account associated with the address is created. It returns false otherwise.

    klay_accounts20 CU/Request

    Returns a list of addresses owned by client.

    klay_blockNumber20 CU/Request

    Returns the number of most recent block.

    klay_call20 CU/Request

    Executes a new message call immediately without creating a transaction on the block chain. It returns data or an error object of JSON RPC if error occurs.

    klay_chainID5 CU/Request

    Returns the chain ID of the chain.

    klay_clientVersion5 CU/Request

    Returns the current client version of a Klaytn node.

    klay_decodeAccountKey20 CU/Request

    Decodes an RLP encoded account key.

    klay_encodeAccountKey20 CU/Request

    Encodes an account key using the Recursive Length Prefix (RLP) encoding scheme.

    klay_estimateComputationCost75 CU/Request

    Generates and returns an estimate of how much computation cost will be spent to execute the transaction.

    klay_estimateGas75 CU/Request

    Generates and returns an estimate of how much gas is necessary to allow the transaction to complete.

    Supported Chains & Networks

    Klaytn
    Klaytn
    mainnet