RPC documentation entries
Explore practical RPC guides for developers, builders, and teams creating reliable Web3 applications and growing blockchain ecosystems with OnFinality.
How do I add BNB Smart Chain Testnet to MetaMask?
This guide walks through adding BNB Smart Chain Testnet to MetaMask, covering chain settings, funding with tBNB, and common configuration pitfalls. It also explains how to choose a...
Binance Chain API: How to Connect to BNB Smart Chain RPC Endpoints
Learn how to connect to BNB Smart Chain (Binance Chain) using RPC APIs. This guide covers chain settings, public endpoints, and how to choose between public, managed, and dedicated...
What should you look for in a Solana RPC service for smart contracts in 2025?
Choosing the right Solana RPC service for smart contracts means balancing performance, reliability, and cost. This article explains the key evaluation criteria, from throughput and...
BNB Smart Chain RPC Endpoint: Chain Settings, Setup, and Debugging
Learn how to connect to BNB Smart Chain (BSC) with the right RPC endpoint, chain settings, and JSON-RPC methods. This reference covers public versus managed endpoints, common failu...
How to Stake on BNB Smart Chain: A Step-by-Step Walkthrough
This walkthrough explains how to stake BNB on BNB Smart Chain (BSC), covering both delegation to validators and liquid staking options. It includes practical steps for connecting y...
How to Get and Use USDC on BNB Testnet
This article explains how to obtain and use USDC on the BNB Smart Chain testnet. It covers the difference between native and bridged USDC, how to get testnet USDC via faucets or by...
What is the RPC URL for Binance Smart Chain?
The official public RPC URL for BNB Smart Chain is https://bnb.api.onfinality.io/public. This endpoint lets you query the BNB Smart Chain mainnet without running your own node. For...
What is the BNB Smart Chain RPC URL and how do I use it?
The BNB Smart Chain (BSC) RPC URL is the endpoint your dApp, wallet, or script uses to send JSON-RPC requests to the BSC network. The official OnFinality public endpoint is https:/...
What is a BNB node and when should you run one?
A BNB node is a client that stores the BNB Smart Chain state and processes transactions. Running one gives you direct access to the chain, but it requires significant hardware and ...
Dedicated BNB Nodes: Shared vs Private BSC Infrastructure
Dedicated BNB nodes are single-tenant BNB Smart Chain (BSC) infrastructure that gives your application exclusive access to compute, memory, storage, and bandwidth, instead of compe...
BNB Smart Chain Nodes: Full, Archive, Validator & RPC Nodes
BNB Smart Chain nodes are client instances that maintain a copy of BSC state, validate blocks, and serve JSON-RPC requests. Full nodes store current state and validate new blocks; ...
BNB Smart Chain RPC Endpoint and Chain Settings
BNB Smart Chain (BSC) is an EVM-compatible network with mainnet chain ID 56 (hex 0x38) and testnet chain ID 97 (hex 0x61). To connect, you need an RPC URL, the correct chain ID, cu...
Ethereum
Solana
Polygon
Base
Arbitrum
BNB Chain
Polkadot
Optimism
