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Optimism (OP)

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Optimism API Documentation with NOWNodes

The Optimism API provides secure and scalable access to the Optimism blockchain through reliable Optimism RPC and indexing endpoints. Optimism is one of the most widely adopted Ethereum Layer 2 solutions, designed to reduce fees, increase throughput, and maintain full EVM compatibility, making it a strong choice for DeFi, NFTs, gaming, and enterprise-grade applications.

With NOWNodes Optimism RPC, you don’t need to manage your own infrastructure. Our service offers full node access, indexing data, and real-time WebSocket connectivity — ensuring fast, stable, and always-on interaction with the Optimism network.

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NOWNodes Optimism Interfaces

  • Optimism RPC Full Node – Complete RPC access to query blocks, transactions, balances, and execute EVM-compatible smart contracts.

  • Optimism Index – Indexed blockchain data for easy querying of addresses, balances, and transactions.

  • Optimism WebSocket – Real-time blockchain event streaming and instant updates.

Optimism Index WebSocket – WebSocket-based indexed data feed for continuous monitoring of balances, transactions, and addresses.

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