Optimism

Introduction

The Optimism network is a Layer 2 scaling solution for Ethereum that improves transaction speed and reduces costs while leveraging Ethereum's security. It uses Optimistic Rollups, a technology that processes transactions off-chain and posts only summarized data to Ethereum, ensuring scalability without compromising decentralization.

Key Features of Optimism:

1. Layer 2 Scaling:

   • Optimism offloads transaction processing from Ethereum's mainnet, enabling faster and cheaper transactions.

2. Optimistic Rollups:

   • Transactions are processed off-chain under the assumption of validity (optimism). Disputes are resolved on Ethereum only when necessary, minimizing on-chain computation.

3. Ethereum Compatibility:

   • Fully compatible with Ethereum's smart contracts and tools, allowing developers to easily migrate or deploy dApps on Optimism.

4. Low Gas Fees:

   • By reducing the computational load on Ethereum, Optimism offers significantly lower gas fees for users and developers.

5. Secure by Ethereum:

   • Optimism inherits the security and decentralization of Ethereum by anchoring transaction data to the Ethereum blockchain.

6. Open and Decentralized:

   • Optimism is an open platform for developers and users, with a commitment to decentralization and transparency.

7. OP Token:

   • The native token OP is used for governance and incentivizing ecosystem development through the Optimism Collective, a community-driven initiative.

8. Support for Public Goods:

   • Optimism is committed to funding open-source projects and public goods, fostering a sustainable and collaborative blockchain ecosystem.

Optimism provides a practical solution for scaling Ethereum while supporting the broader Web3 ecosystem, making it popular for decentralized finance (DeFi), NFTs, and other high-demand applications.

How to Interact

1. Get your API Key from DevTools.

1. Test the query as follow:

curl https://rpc-mainnet-optimism-fullnode.forbole.com \
  -X POST \
  -H "Content-Type: application/json" \
  -H "apikey: {apiKey}" \
  -d '{"jsonrpc":"2.0","id":1,"method":"eth_blockNumber"}'

Response Example

{
    "jsonrpc": "2.0",
    "id": 1,
    "result": "0x7ae19e4"
}