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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
Ethereum
Near
Polkadot
- Staking API
Polygon
Solana
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

NODES & BLOCKCHAIN DATA

Dedicated Nodes
Events
API Suite
RPC API
LayerZero
- Animoca-Blockdaemon DVN Addresses
- LayerZero v2

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

Polkadot via Substrate RPC API