RPC documentation entries
Explore practical RPC guides for developers, builders, and teams creating reliable Web3 applications and growing blockchain ecosystems with OnFinality.
Kava RPC: Chain Settings, Endpoints, and Debugging
Kava is a Cosmos-based Layer 1 blockchain that combines the speed of Cosmos with Ethereum Virtual Machine (EVM) compatibility. This page covers Kava RPC endpoints, chain settings, ...
Devnet Solana RPC: Endpoint, Faucet, and Debugging Guide
Learn how to connect to Solana Devnet RPC endpoints, get test SOL from the faucet, and debug common issues. This guide covers chain settings, request examples, and how to choose be...
Polygon Amoy RPC Endpoint: Chain Settings, Faucet, and Debugging
Get the Polygon Amoy RPC endpoint, chain ID, and explorer details for testnet development. Learn how to configure wallets and dApps, get test POL from the faucet, and debug common ...
Solana RPC Node: What It Is, How to Connect, and How to Choose
A Solana RPC node is a server that exposes the Solana JSON-RPC API, letting applications read chain data and submit transactions. This article explains how Solana RPC nodes work, h...
Unlimited Solana RPC Node: What Does It Mean and When Do You Need It?
An unlimited Solana RPC node removes per-request rate limits, letting your application scale without hitting request caps. This article explains what unlimited access really involv...
Solana RPC Endpoint: How to Connect, Configure, and Debug
A Solana RPC endpoint is the URL your dApp or validator uses to send JSON-RPC requests to the Solana network. This page explains the mainnet and devnet endpoints, how to configure ...
Solana Endpoint: How to Connect to Solana RPC for Production Apps
A Solana endpoint is the URL your dApp or backend uses to send JSON-RPC requests to the Solana network. Choosing the right endpoint affects latency, reliability, and how well your ...
Can you recommend Solana RPC services that offer enhanced APIs for NFT data?
Yes. For Solana NFT data, you need RPC services that go beyond standard JSON-RPC and provide specialized endpoints for metadata, compressed NFTs (cNFTs), and asset indexing. This a...
Avalanche RPC Node: Endpoint Settings, Provider Options, and Debugging
An Avalanche RPC node exposes the C-Chain's Ethereum-compatible JSON-RPC API, letting dApps read and write on-chain data. This article covers endpoint configuration, provider selec...
Solana RPC Providers with Advanced Indexing Features: What to Look For
Advanced indexing features in Solana RPC providers go beyond basic transaction fetching, enabling efficient querying of historical data, token balances, and program state. This art...
What Is a Solana Free API and How Do You Use It?
A Solana free API lets developers read and write to the Solana blockchain without paying for node infrastructure. Public endpoints are great for prototyping, but they often have ra...
What is the SORA API and how do you use it for dApps?
The SORA API refers to the RPC endpoints and JSON-RPC methods that let applications read and write data on the SORA network. This article explains what the SORA API is, how to conn...
Ethereum
Solana
Polygon
Base
Arbitrum
BNB Chain
Polkadot
Optimism
