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RPC Knowledge Base

RPC documentation entries

Explore practical RPC guides for developers, builders, and teams creating reliable Web3 applications and growing blockchain ecosystems with OnFinality.

Testnet RPCTON

What is a TON testnet RPC and how do you use it?

A TON testnet RPC endpoint lets you interact with the TON testnet, a sandbox environment for building and testing dApps, wallets, and smart contracts without risking real TON. This...

Network RPCAvalanche

What is an Avalanche archive node and when should you use one?

An Avalanche archive node stores the complete historical state of the C-Chain, X-Chain, and P-Chain, enabling queries that pruned nodes cannot answer. This article explains the dif...

RPC Provider SelectionSolana

Dedicated Solana RPC Nodes: Shared vs Private Infrastructure

A dedicated Solana RPC node is a single-tenant Solana RPC endpoint reserved for your application or team. It runs the same Solana client software as a shared node, but with isolate...

Network RPCAsset Hub

What Is Asset Hub and How Do You Connect to It?

Asset Hub is a system parachain on Polkadot and Kusama that hosts fungible tokens, NFTs, and other digital assets. It provides a dedicated environment for creating, managing, and t...

Network RPCSORA

SORA Blockchain and SORA Network: What Should Developers Know?

SORA is a Substrate-based blockchain network designed for a sovereign economic system, using the XOR token and a token bonding curve. It powers Polkaswap and supports democratic go...

Network RPCSonic

Sonic RPC: Chain Settings, Endpoints, and Provider Selection

Sonic is a high-performance EVM Layer-1 blockchain with sub-second finality. This article covers Sonic mainnet and testnet chain settings, public and provider RPC endpoints, and ho...

Blockchain Infrastructure

What Is RWA Node Infrastructure and How Should You Build It?

RWA node infrastructure is the blockchain and data layer that supports tokenized real-world assets, including RPC endpoints, indexers, and node operations. This article explains th...

RPC Provider SelectionBNB Chain

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...

Network RPCBase

Base RPC URL, Chain ID & Public Endpoint Setup

Base mainnet uses chain ID 8453 (0x2105) and the OnFinality public RPC endpoint https://base.api.onfinality.io/public. Use this URL for read-only testing, wallet setup, and initial...

Network RPCOptimism

How do you check Optimism uptime and what does it mean for your dApp?

Optimism uptime refers to the availability of the OP Mainnet network and its core services, such as the public API, deposits, withdrawals, and transaction sequencing. While the off...

Network RPCMantle

Mantle RPC: Chain Settings, Endpoints, and How to Choose a Provider

Mantle is an EVM-compatible Layer 2 rollup that uses a modular architecture with Ethereum for security and its own data availability layer. To connect wallets and dApps, you need t...

Blockchain InfrastructureKusama

Kusama Validator: Requirements, Setup, and Operational Tradeoffs

Learn what it takes to run a Kusama validator, from hardware and staking requirements to node setup and ongoing operations. Compare self-hosting with managed infrastructure and und...

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