Helius Solana-validator

Helius is a comprehensive infrastructure platform designed to support developers building on the Solana blockchain. It offers a suite of high-performance RPC nodes, APIs, gRPC data streams, and webhook services that enable fast, reliable access to Solana blockchain data and transaction processing. The platform is tailored for projects ranging from DeFi protocols and NFT marketplaces to fintech applications and trading platforms. Helius emphasizes low latency, high throughput, and enterprise-grade reliability, backed by a SOC 2 certified infrastructure and 24/7 support from Solana engineers.

Key features include globally distributed RPC nodes optimized for minimal latency, LaserStream gRPC for ultra-low latency streaming of blocks and transactions, and advanced WebSocket and webhook APIs for real-time event listening. Helius also provides specialized APIs such as the Digital Asset Standard (DAS) for comprehensive NFT and token querying, priority fee APIs for smart transaction fee estimation, and enhanced transaction APIs that decode and enrich Solana transaction data. These tools simplify complex blockchain interactions and reduce the engineering overhead for teams.

What sets Helius apart is its focus on scalability and developer experience. It offers shared and dedicated node options, automatic scaling to handle traffic spikes, and custom enterprise solutions. The platform supports advanced features like ZK compression for reducing NFT storage costs and staked connections to improve transaction reliability. Helius is trusted by major Solana projects including Backpack, Phantom, Crossmint, Zeta Markets, and Chainalysis, demonstrating its robustness in high-demand environments. Developers can get started quickly with a free tier offering 1 million credits and no credit card required, supported by extensive documentation and AI-powered developer resources.