RPC & Node providers
This reference guide lists different RPC and node providers to help you connect to an Optimism node.
This page includes providers that meet specific inclusion criteria, as outlined below. Please visit the community node providers page (opens in a new tab) for an additional listing of third-party node providers.
Ankr
Description and pricing
Ankr (opens in a new tab) provides a geo-distributed and decentralized (free) public and premium (Pay-as-you-go) Optimism RPC (opens in a new tab) comprised of many independent blockchain nodes running worldwide for low-latency and incredibly reliable connections.
Moreover, Ankr offers access to developer tooling on OP Mainnet (and testnets) like SDKs and Advanced APIs (opens in a new tab) such as NFT, Token and Query API.
Supported networks
- OP Mainnet
- OP Sepolia
Alchemy
Description and pricing
Alchemy (opens in a new tab) is a popular API provider and developer platform. Its robust, free tier offers access to enhanced features like SDKs and enhanced APIs and hosted OP Mainnet and testnet nodes.
Supported networks
- OP Mainnet
- OP Sepolia
Blockdaemon
Description and pricing
Blockdaemon provides institutional-grade blockchain infrastructure, including node, staking, and API solutions, with premium RPC services optimized for Optimism (opens in a new tab). With free and enhanced options, Blockdaemon's RPC API allows developers to securely interact with on-chain data, broadcast transactions, and build dApps with minimal setup, offering streamlined access to enriched blockchain data and 99.9% uptime reliability to meet diverse needs.
Sign up for a free Blockdaemon account here (opens in a new tab)
Supported networks
- OP Mainnet
Chainstack
Description and pricing
Chainstack (opens in a new tab) provides global & regional load-balanced nodes that are full & archive with debug & trace APIs. For the free tier, the Developer plan is available and you can sign up with GitHub account or other social logins. Chainstack also has special discounts available.
Supported networks
- OP Mainnet
- OP Sepolia
dRPC
Description and pricing
dRPC (opens in a new tab) provides geo-distributed, auto-scalable OP Mainnet and OP Sepolia nodes. For more information, visit dRPC's chainlist for Optimism (opens in a new tab). dRPC supports Websocket and all methods, including debug and trace methods. For early-stage startups, dRPC and Optimism Collective provide OP Mainnet nodes from 3 geo clusters without method restrictions and are totally free! For commercial nodes, dRPC uses a pay-as-you-go model without hidden fees and rate limits. Feel free to try fast and reliable nodes.
Supported Networks OP Mainnet OP Sepolia
GetBlock
Description and pricing
GetBlock (opens in a new tab) provides reliable access to full blockchain nodes via RPC, supporting multiple networks, including Optimism. The service is designed for developers building dApps, smart contracts, and blockchain projects, offering scalable and efficient infrastructure. GetBlock offers Pay-as-You-Go flexible pricing based on actual usage, suitable for unpredictable workloads, starting from $29. A free plan for testing includes 40K requests daily.
Supported Networks OP Mainnet OP Sepolia
Infura
Description and pricing
Infura (opens in a new tab) is a Web3 infrastructure provider that offers free access to hosted OP Mainnet and testnet nodes (opens in a new tab), with the option to upgrade to paid plans (opens in a new tab) for more features. With Infura's highly performant Optimism node infrastructure, developers can eliminate the need for syncing or complex setups and get reliable and consistent access to the Optimism blockchain.
Sign up for a free Infura account here (opens in a new tab)
Supported networks
- OP Mainnet
- OP Sepolia
Moralis
Description and pricing
Moralis (opens in a new tab) is a popular Node and API provider for both real-time and indexed blockchain data. Moralis is the only major infrastructure provider in blockchain with a SOC2 Type 2 certification. You can use Moralis for free, or upgrade to a paid plan (opens in a new tab) for more features and benefits.
Sign up for a free Moralis account here (opens in a new tab)
Supported networks
- OP Mainnet
QuickNode
Description and pricing
QuickNode (opens in a new tab) offers access to hosted OP Mainnet (and testnet) nodes for free. With the option to upgrade to a premium plan for additional features, we allow you to focus solely on optimizing your application while we manage the complex infrastructure.
Supported networks
- OP Mainnet
- OP Sepolia
Inclusion criteria
Developer teams who want to feature products/tools on this page must meet the following criteria:
- ongoing partnership with Optimism whether formal agreement, RPGF, RFP, collaborated on specific initiatives, etc.;
- established user base and OP ecosystem engagement such as governance participation, homegrown TG or Discord participation, etc.; and
- actively maintained developer tool that aligns with OP's commitment to a magical developer experience (e.g., easy-to-use, easy-to-integrate, great DevX, highly-rated by community, etc.)
For teams that are supporting but still establishing a user base, we encourage you to share your tool on the community node providers page (opens in a new tab). You can also promote your tool in the developer forum (opens in a new tab) and signup to share your tool at the next demo day (opens in a new tab).
Next steps
- Please visit the community node providers page (opens in a new tab) for a listing of third-party node providers used by the Optimism developer community.
- Looking for other developer tools? See developer tools overview to explore more options!