Welcome to Helius

The high-performance Solana development platform made for builders who demand excellence. Fast, reliable infrastructure that scales with your ambitions.

We’re building the infrastructure for the world’s first global financial computer. Whether you’re running a prop trading firm, building the next DeFi protocol, or pioneering entirely new financial primitives, Helius gives you the tools to turn ambitious ideas into reality.

We don’t settle for “good enough.”

We build infrastructure that entire markets depend on.

Start Building with Helius

Helius provides the infrastructure and APIs you need to build world-class applications on Solana. From your first API call to scaling to millions of users, we’ve got you covered.

Quick Start

Make your first API call and start building

Plans & Pricing

Simple pricing that scales with your success

API Reference

Documentation for all Helius APIs and tools

High-Performance RPC Infrastructure

Solana RPC Nodes

Lightning-fast RPC nodes. Built for applications where performance matters.

Gatekeeper (Beta)

Our new edge gateway delivers significantly lower latency. Available now in public beta.

Dedicated Nodes

Private infrastructure with no rate limits.

Specialized Trading Infrastructure

Sender

Specialized service for traders requiring ultra-low latency transaction landing.

Shred Delivery

Raw shreds provide the earliest possible on-chain signals. Delivered via UDP.

Want to try Shred Delivery? Request a free trial.

Real-Time Data Streaming

LaserStream gRPC

Ultra-low latency data streaming. Get blockchain data faster than anyone else.

Enhanced WebSockets

Advanced WebSocket APIs with powerful filtering and granular subscription controls.

Standard WebSockets

Battle-tested WSS connections for account and transaction monitoring.

Webhooks

Custom notifications for on-chain events. Automate your workflows and respond to transactions instantly.

Want to try LaserStream? Request a free trial.

Powerful Solana APIs

Digital Asset Standard (DAS)

The most comprehensive NFT and token API on Solana. Easily query, search, and manage digital assets.

Priority Fee API

Smart fee estimation that saves you money. Set accurate fees based on real-time network conditions.

Enhanced Transactions

Rich transaction data with decoded instructions, token transfers, and human-readable formats.

Wallet API (Beta)

Get wallet balances, transaction history, transfers, identities, and funding sources via REST endpoints.

ZK Compression

Dramatically reduce storage costs with compressed NFTs and tokens.

Flexible Billing & Enterprise Solutions

Transparent

Fair pricing that grows with you. From free tier to enterprise.

Auto-scaling

Automatic scaling ensures your app never goes down.

Enterprise Sales

Custom plans, SLAs, and volume discounts.

Developer Tools & Resources

SDKs

TypeScript and Rust SDKs for Solana

Helius CLI

Programmatic signup for agents

Orb Explorer

Solana’s most intuitive block explorer

Developer Blog

Solana tutorials and research

AI-Powered Documentation

Get instant answers and navigate our documentation with AI assistance. Ask questions in natural language and get precise, contextual responses about Helius APIs, features, and best practices.

Smart Navigation: Use AI to quickly find the information you need, get code examples, and understand complex concepts. Available throughout our documentation.

World-class Support

Developer Community

Join 1000s of devs building on Solana. Share knowledge, get help, and connect with peers.

Direct Support

Get help directly from the Helius team. Available to Developer plan subscribers and above.