Stackが採用しているEthereum

The best Ethereum RPC provider is the one that ships the full surface area your workload needs and scales with you across chains. Quicknode is a widely deployed multi-chain Ethereum RPC, with mainnet and testnet endpoints, full archive with debug and trace, the Beacon API, Streams, Webhooks, Blockbook, and x402, all from a single dashboard.

Ethereum is the Layer-1 blockchain that introduced smart contracts and the EVM, the runtime most of web3 builds on. It uses chain ID 1 with ETH as its native currency, and you access it through a Quicknode Ethereum RPC endpoint.

Create a free Quicknode account, select Ethereum, and a private RPC URL is generated instantly. You get both HTTPS and WSS endpoints on mainnet and testnets, with full method coverage and rate limits that scale with your plan. No credit card is required for the free tier.

An Ethereum node syncs an execution and consensus client and answers JSON-RPC requests. Running your own means dedicated hardware, then maintaining uptime, peering, and upgrades yourself. Most teams use a managed provider instead. Quicknode runs full and archive Ethereum nodes across global regions, so you get a production endpoint without operating infrastructure.

Quicknode serves the full Ethereum JSON-RPC spec over HTTPS and WSS, covering methods like eth_call, eth_getLogs, eth_getBalance, and eth_sendRawTransaction, plus the debug and trace namespaces on archive nodes, the Beacon API for consensus-layer data, and WebSocket subscriptions. Streams and Webhooks are available for real-time data and push notifications.

Yes. An Ethereum archive node stores the complete historical state of the chain back to genesis, with no pruning. This is what powers historical balance lookups, transaction replay, and the debug and trace namespaces. Quicknode provides archive access through the same endpoint, including debug_traceTransaction, trace_block, and trace_filter for indexing and forensics.

Standard reads and writes use Ethereum JSON-RPC. Historical state, replay, and forensics use archive with the debug and trace namespaces. Indexing pipelines use Streams. Real-time alerts use Webhooks. Address history and token transfers use the Blockbook add-on. Staking and validator data use the Beacon API. Agentic provisioning uses x402 and the Quicknode MCP server.

Quicknode supports Ethereum mainnet (chain ID 1) and the Sepolia (11155111) and Hoodi (560048) testnets over HTTPS and WSS, with full archive access on all three. Every network is served from one dashboard, so you switch by swapping the endpoint.

Quicknode serves Ethereum from 17+ global regions with automatic routing, a 99.99% uptime SLA, and a platform that handles 500B+ requests a month. Low-latency reads and reliable transaction broadcasting keep trading, indexing, and dApps responsive under load.

Quicknode has a free tier with a private Ethereum RPC endpoint, full method coverage, and no credit card required. Paid plans scale with usage, measured in API credits, adding higher rate limits, archive access, and dedicated infrastructure. Archive, debug, and trace access is included on the relevant plans rather than sold as a separate node.