RPC documentation entries
Explore practical RPC guides for developers, builders, and teams creating reliable Web3 applications and growing blockchain ecosystems with OnFinality.
Chainstack vs Other RPC Providers: What to Evaluate Before Choosing
A practical comparison guide for developers evaluating Chainstack against other RPC providers. Covers key criteria including pricing models, network support, latency, reliability, ...
What is a nonce in crypto and how does it affect RPC calls?
A nonce is a number used once in cryptographic communications. In crypto, it serves two primary purposes: as a counter in proof-of-work mining (Bitcoin) and as a transaction sequen...
How to Connect to Pichiu Network RPC for Oracle Data
Pichiu Network provides decentralized oracle services on Kusama. This article explains how developers can integrate with Pichiu using RPC endpoints, configure chain settings, and d...
How do I connect to Optimism RPC and what should I consider when choosing an endpoint?
Optimism RPC endpoints allow applications to read and write data on OP Mainnet and OP Sepolia. This article covers network settings, JSON-RPC methods, node requirements, and criter...
Sui Testnet RPC & gRPC: Endpoint, Faucet & Developer Setup
Sui Testnet RPC gives developers a gRPC-first path to query checkpoints, objects, and balances; simulate and execute transactions; and stream real-time activity using OnFinality ma...
What Is Stellar RPC and How to Use It for Your dApp?
Stellar RPC refers to the remote procedure call interface that allows applications to interact with the Stellar blockchain. Unlike Ethereum, Stellar uses a different API called Hor...
Peaq RPC Endpoint: Chain Settings, Faucet, and Debugging
Find the official Peaq RPC endpoint, chain ID, native currency, and step-by-step setup for EVM-compatible wallets. Learn how to use the Peaq faucet, configure your development envi...
Astar RPC Endpoints: Chain Settings, Public Nodes, and Production Considerations
Astar is a Polkadot parachain that offers EVM and Wasm smart contract support. This page lists public and provider-hosted Astar RPC endpoints, chain configuration details, and guid...
Base Sepolia RPC Endpoint: Chain Settings, Faucet, and Debugging
Base Sepolia is a testnet for the Base L2 network, built on the OP Stack and using Sepolia ETH. This page provides the official RPC endpoints, chain configuration, faucet links, an...
What is Bitcoin Testnet and How Do Developers Use It?
Bitcoin Testnet is a public blockchain that mirrors Bitcoin mainnet but uses test coins with no real value. Developers use it to experiment with transactions, wallets, and smart co...
What does 'authentication failed: encrypted http response nonce mismatch' mean and how do I fix it?
The 'authentication failed: encrypted http response nonce mismatch' error is a TLS-layer replay protection failure. It occurs when the nonce value in an encrypted HTTP response doe...
Which RPC providers offer enhanced APIs specifically tailored for NFT data?
Several RPC providers now offer enhanced APIs that simplify NFT data access—including metadata, ownership, transfers, and spam filtering—without requiring custom indexing. These AP...
Ethereum
Solana
Polygon
Base
Arbitrum
BNB Chain
Polkadot
Optimism
