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Quick Reference:
  • /v0/transactions - Parse individual or multiple transaction signatures
  • /v0/addresses/{address}/transactions - Get transaction history for an address
  • Filter by transaction type using the type parameter (e.g., NFT_SALE, SWAP, TRANSFER)
  • View all available type filters in the API Reference

Overview

The Enhanced Transactions API transforms complex Solana transactions into human-readable data.

Key Features

Human-Readable Data

Get clear descriptions of transaction activities instead of raw blockchain data

Type Filtering

Filter transactions by type: NFT sales, swaps, transfers, and more. See all types.

Pagination Support

Efficiently fetch large transaction histories with built-in pagination

Detailed Metadata

Access timestamps, fees, signatures, and account information

What You Get

The Enhanced Transactions API provides:
  • Structured Data: Transaction details organized in a clean, accessible format
  • Event Summaries: High-level summaries of what happened in each transaction
  • Account Information: Details about all accounts involved
  • Transfer Details: Clear information about SOL and token movements
  • Timestamps: When transactions were processed
  • Fee Information: Transaction fees and fee payer details

Use Cases

The Enhanced Transactions API is ideal for:
  • Wallet Applications: Display transaction history to users
  • Portfolio Trackers: Track asset movements across accounts
  • Analytics Platforms: Analyze on-chain activity
  • NFT Marketplaces: Monitor NFT sales and listings
  • DeFi Applications: Track swaps and transfers (for supported protocols)

Getting Started

1

Get Your API Key

Sign up at dashboard.helius.dev to get your API key.
2

Choose Your Endpoint

Select either the parse transactions or transaction history endpoint based on your needs.
3

Make Your First Request

Start with a simple request to parse a transaction or fetch transaction history.
Check out our Parse Transactions and Transaction History guides for code examples.

Questions?

For frequently asked questions about Enhanced Transactions including usage, authentication, rate limits, and troubleshooting, visit our comprehensive Enhanced Transactions FAQ.