RPC documentation entries
Explore practical RPC guides for developers, builders, and teams creating reliable Web3 applications and growing blockchain ecosystems with OnFinality.
Klaytn API: What should developers know about RPC, KAS, and node infrastructure?
Klaytn, now rebranded as Kaia, is an EVM-compatible Layer 1 blockchain. Developers interact with it through JSON-RPC endpoints, the Klaytn API Service (KAS) for higher-level REST A...
What are the best Gnosis RPC endpoints for production apps?
Gnosis Chain is an EVM-compatible network with chain ID 100 and xDAI as its native currency. Public RPC endpoints like https://rpc.gnosischain.com work for light testing, but produ...
What Is Composable Finance and How Do You Build on It?
Composable Finance is a cross-chain DeFi infrastructure project that uses IBC to enable trustless communication between different blockchain ecosystems. Its core components include...
What Is the SORA Project and How Does the SORA Blockchain Work?
The SORA project is a blockchain initiative focused on decentralized finance and monetary systems, evolving from a Polkadot parachain into SORA Nexus, a Hyperledger Iroha 3-based n...
How to Mine TAO on Bittensor: A Practical Guide for Developers
Mining TAO on Bittensor means running a miner on a subnet that produces a digital commodity—such as inference, compute, or storage—and getting rewarded in TAO. This guide explains ...
Optimism API: What It Is and How to Use It for OP Mainnet
The Optimism API is the set of JSON-RPC endpoints that let applications read and write data on OP Mainnet, an Ethereum Layer 2 built with optimistic rollups. It follows the same JS...
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 ...
What Is the SORA Blockchain Project and How Do You Build on It?
The SORA blockchain project is a decentralized monetary system and DeFi platform built on Substrate, designed to create a supranational economic framework. It includes the XOR toke...
What Is Mangata X and How Do You Connect to Its RPC?
Mangata X is a community-owned, omnichain decentralized exchange (DEX) built as a Substrate-based app-chain on Kusama, designed to minimize MEV and enable cross-chain swaps. This p...
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...
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...
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...
Ethereum
Solana
Polygon
Base
Arbitrum
BNB Chain
Polkadot
Optimism
