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Introduction

  • Overview
  • Send Your First API Request
  • Supported Chains
  • Authentication
  • Historical Data
  • Compute Units
  • Pagination
  • Rate Limits
  • Error Handling
  • Business Verification (KYB)
  • API Reference

STAKING

  • Introduction
  • Avalanche
    • Staking API
  • Binance
    • Staking API
  • Cardano
    • Staking API
  • Cosmos
    • Staking API
    • Staking In-App
      • Dashboard Overview
      • Stake ATOM
      • Unstake ATOM
      • Withdraw Rewards
    • Staking via Integrations
      • Stake ATOM from Fireblocks via WalletConnect
  • Ethereum
    • Ethereum Pectra Upgrade
    • Staking API
    • Staking In-App
      • Dashboard Overview
      • ETH Validator Statuses
      • How to Stake
      • How to Restake with Eigenlayer
      • How to Manage Validators
      • How to Add Validator(s)
      • How to Exit Validator(s)
      • How to Download Staking Reports
    • Staking via Integrations
      • Stake ETH via BitGo
      • Stake ETH via Fireblocks (App)
      • Stake ETH via Fireblocks (API)
  • Near
    • Staking API
    • Staking In-App
      • Dashboard Overview
      • How to Add Wallet Addresses
      • How to Remove Wallet Addresses
      • Stake NEAR
      • Unstake NEAR
      • Withdraw NEAR
    • Stake NEAR from Fireblocks via WalletConnect
  • Polkadot
    • Staking API
  • Polygon
    • Staking API
    • Staking In-App
      • Dashboard Overview
      • How to Add Wallet Addresses
      • How to Remove Wallet Addresses
      • Stake POL
      • Unstake POL
      • Withdraw POL
      • Restake Rewards
      • Withdraw Rewards
      • How to Download Staking Reports
    • Staking via Integrations
      • Stake POL from Fireblocks via WalletConnect
  • Solana
    • Staking API
    • Staking In-App
      • Dashboard Overview
      • How to Add Wallets
      • How to Remove Wallets
      • Stake SOL
      • Unstake SOL
      • Withdraw SOL
      • How to Download Staking Reports
    • Staking via Integrations
      • Stake SOL via Fireblocks
    • Solana Stake for Builders Validator
  • dYdX
    • Stake dYdX
  • XDC
    • Stake an XDC Masternode
  • Stacks
    • Stack STX
  • TON
    • TON Multi-Nominator Pool Delegation
  • API Reference

EARN STACK

  • Widget Embed Guide
  • DeFi API
    • Supported Protocols
    • Asset Swap
      • Execute a Cross Chain Swap
      • Execute a Same Chain Swap
    • API Reference

NODES & BLOCKCHAIN DATA

  • Dedicated Nodes
    • How to Deploy a Node
    • WebSocket Support for Nodes
    • Algorand
      • How to Connect to Algorand Mainnet
      • Registering Your Relay Node on the Algorand Mainnet
    • Aptos
      • How to Connect to Aptos
    • Arbitrum
      • How to Connect to Arbitrum
      • ARB RPC Methods
    • Avalanche
      • How to Connect to Avalanche
    • Base
      • How to Connect to Base
      • Base RPC Methods
    • Bitcoin
      • How to Connect to Bitcoin
      • Bitcoin RPC Methods
    • Bitcoin Cash
      • How to Connect to Bitcoin Cash
      • Bitcoin Cash RPC Methods
    • BNB
      • How to Connect to BNB
      • BNB RPC Methods
    • Botanix
      • How to Connect to Botanix
      • Botanix RPC Methods
    • Cardano
      • How to Connect to Cardano
      • Key Cardano Features
      • Cardano Annual Percentage Yield (APY)
    • Cosmos
      • How to Connect to Cosmos
      • Cosmos Governance
    • Dogecoin
      • How to Connect to Dogecoin
      • Dogecoin RPC Methods
    • Ethereum
      • Execution Clients
      • Consensus Clients
      • How to Connect to Ethereum
      • Ethereum RPC Methods
      • Erigon RPC methods
      • GraphQL Queries on Ethereum Nodes
    • Flow
      • How to Connect to Flow
    • Hyperliquid
      • How to Connect to Hyperliquid
      • Hyperliquid RPC Methods
    • Kusama
      • How to Connect to Kusama
      • How to Connect to Kusama Asset Hub
      • How to Set Blockdaemon as Proxy for Nomination
    • Linea
      • How to Connect to Linea
      • Linea RPC Methods
    • Litecoin
      • How to Connect to Litecoin
      • Litecoin RPC Methods
    • Moonbeam
      • How to Connect to Moonbeam
    • Near
      • How to Connect to Near
      • Near RPC Methods
    • Optimism
      • How to Connect to Optimism
    • Polkadot
      • How to Connect to Polkadot
      • How to Connect to Polkadot Asset Hub
      • Blockdaemon & Polkadot
      • Polkadot’s Consensus Mechanisms
      • Nominated Proof of Stake (NPoS)
      • Parachains
      • Substrate
      • Slashing
      • Staking Rewards
      • Treasury
    • Polygon
      • How to Connect to Polygon
    • Provenance
      • How to Connect to Provenance
    • Solana
      • How to Connect to Solana
      • Understanding Solana Validators
      • Solana Consensus Mechanism
      • Solana Nodes Performance
      • Participate in Solana Staking
      • Staking Rewards
      • MEV Rewards
    • Soneium
      • How to Connect to Soneium
      • Soneium RPC Methods
    • Stellar
      • How to Connect to Stellar
      • What Is Horizon?
      • Stellar Nodes: Watcher or Validator
      • How To Use SDKs On A Stellar Node
      • Stellar Quarterly Testnet Reset
      • Rate Limiting for Stellar Horizon
    • Tezos
      • How to Connect to Tezos
      • Tezos Proof of Stake
    • Tron
      • How to Connect to Tron
      • Tron RPC Methods
      • Tron REST Methods
    • Unichain
      • How to Connect to Unichain
      • Unichain RPC Methods
    • XRP
      • How to Connect to XRP
      • XRP RPC Methods
      • Sending A Transaction To An XRP Ledger
    • zkSync
      • How to Connect to zkSync
      • zkSync RPC Methods
  • Events
    • Quickstart
      • Step 1. Get Supported Protocols and Networks
      • Step 2. Create a New Target
      • Step 3. Create a Variable
      • Step 4. Add Variable Values
      • Step 5. Create a Rule
    • Advanced Templating
    • Events Unified Format
    • API Reference
    • Event Types
      • Unified Block
      • Unified Reorg
      • Unified Confirmed Balance
      • Unified Confirmed Transaction
      • Unified Confirmed Transaction Trace
      • Unified Confirmed Transaction Log
      • Unified Staking Reward
      • Unified Staking Status
  • API Suite
    • QuickStart
    • API Experiences
      • Wallet Transact
      • Chain Watch
      • Custom Solutions
    • API Suite Dashboard
    • Subscription Management
  • RPC API
    • Algorand
      • Algorand via Algod API
      • Algorand via Indexer API
    • Arbitrum One
    • Avalanche
    • Base
    • Bitcoin
    • Bitcoin Cash
    • Cosmos
      • Cosmos via Tendermint REST API
      • Cosmos REST API
      • Cosmos via Tendermint RPC API
    • Dogecoin
    • Ethereum
    • Ethereum Beacon API
    • Ink
    • Kusama
      • Kusama via Substrate RPC API
      • Kusama via Substrate Sidecar API
    • Litecoin
    • Monad
    • Near
    • Optimism
    • Polkadot
      • Polkadot via Substrate RPC API
      • Polkadot via Substrate Sidecar API
      • Polygon via Ethereum API
      • Polygon via Tendermint RPC API
      • Polygon via Tendermint REST API
    • Solana
    • Soneium
    • Stellar
    • Soroban
    • Tezos
    • Tron
    • Full Node HTTP Tron API
    • Solidity Full Node Tron API
    • X Layer
    • XRP
  • LayerZero
    • Animoca-Blockdaemon DVN Addresses
    • LayerZero v2
      • OApp Standard
      • How to Deploy a Cross-Chain Application Using LayerZero v2
      • How to Configure an Oapp with oapp-utils-bd
      • How to Configure an Oapp with setConfig Function

WALLET & KEY MANAGEMENT

  • Builder Vault
    • Builder Vault Docs Site
  • Institutional Vault
    • Security
    • Institutional Vault Docs Site

Support

  • AI Optimization
  • Subscribe to the Blockdaemon StatusPage
  • FAQs
  • Contact Us
  • Status Page

Polkadot

Access Polkadot with Blockdaemon RPC API

You can access Blockdaemon Polkadot infrastructure via:

  • Substrate RPC API
  • Substrate Sidecar API
  • Ethereum API
  • Tendermint RPC API
  • Tendermint REST API

Updated about 3 hours ago


Optimism
Polkadot via Substrate RPC API