Alchemy Node APIs - Enterprise Blockchain Infrastructure

Product Overview

Alchemy Node APIs provide enterprise-grade blockchain infrastructure delivering real-time, block-perfect data across 15+ blockchains. Powered by Cortex technology, the APIs offer enhanced capabilities beyond standard nodes including improved data correctness, scalability, and reliability trusted by OpenSea, MetaMask, and leading Web3 applications.

Core Product Features

Standard RPC

Ethereum JSON-RPC: Full Ethereum JSON-RPC compatibility for seamless integration.

Multi-Chain Support: Consistent APIs across Ethereum, Polygon, Arbitrum, Optimism, Solana, Base, and more.

High Availability: Distributed infrastructure with automatic failover.

Enhanced APIs

NFT API: Query NFT ownership, metadata, collections, and transfers without indexing.

Token API: Token balances, transfers, and metadata across addresses.

Trace API: Internal transaction traces for debugging and analytics.

Transfers API: Historical transfer data with filtering and pagination.

Webhooks & Notifications

Address Activity: Notifications for wallet activity and balance changes.

Mined Transactions: Alerts when transactions are confirmed.

Dropped Transactions: Notifications for failed or dropped transactions.

Debug Tools

Transaction Simulation: Simulate transactions before sending.

Gas Estimation: Accurate gas estimates for transactions.

Debug APIs: Trace calls and debug transaction failures.

Key Product Differentiators

Cortex Technology: Proprietary infrastructure delivering superior performance.

Enhanced APIs: Go beyond standard RPC with specialized endpoints.

Proven Scale: Infrastructure powering majority of top dApps.

Ideal Use Cases

• dApps requiring reliable blockchain data
• Wallets querying balances and transactions
• Trading platforms executing transactions
• Analytics platforms indexing blockchain data
• Enterprise applications building on Web3