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Helius

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Helius RPC nodes

Helius is a blockchain API platform that provides infrastructure to simplify building on Solana.

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ORB (fka as XRay)

A human-readable Solana transaction explorer powered by Helius.

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Helius APIs

Helius APIs is a suite of REST APIs for Solana developers. It includes the Digital Asset Standard (DAS) API for token and NFT metadata, Enhanced Transactions API for human-readable transaction parsing, Priority Fee API for fee estimation, ZK Compression endpoints, and the Wallet API for aggregated wallet data including balances, history, transfers, and identity lookups.

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Helius Data Streaming

Helius' data streaming service delivers real-time updates on Solana blockchain events, enabling instant access to transaction and account changes for improved application responsiveness.

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Helius Validator-as-a-Service

Validator-as-a-Service provides fully managed white label Solana validators for enterprises and institutions, enabling branded staking services while eliminating operational complexity through automated monitoring, security maintenance, and performance optimization.

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Project content

Helius news, features & analysis

Matched from published articles, podcasts, and talks using the project name, token name, or token symbol.

  1. Tokenomics & Incentive Design Article

    Three Tokenomics Proposals Line Up for Formal Votes as Solana's Governance System Goes Live

    SIMD-550, SIMD-123, and SIMD-553 each address a different layer of SOL's economics. With SGPs now live, here is what each one proposes and where it stands.

  2. DeFi Article

    Agave 4.1 Ships Alpenglow Readiness Components and Lays Groundwork for 200ms Slots

    Anza releases Agave v4.1.0 with BLS pubkeys, VAT, p-memo and p-ATA Pinocchio rewrites, XDP over two-thirds of validators, and a staged plan toward 200ms slots.

  3. DeFi Article

    Metaplex DAS Now Indexes On-Chain AI Agents Across All Major Solana RPC Providers

    With support from our RPC partners Triton One, Helius, QuickNode and Alchemy, you can now identify registered agents, find their primary tokens, and reverse lookup by primary token or signer PDA. ... Having Triton One, Helius, QuickNode, and Alchemy all ship agent field support on the same day means developers can write agent queries against whatever endpoint they already use, with no migration and no new provider relationship required.

  4. Infrastructure & Development Article

    Coinbase's Solana Validator Joins DoubleZero Edge as Participation Crosses 58%

    Coinbase's Solana validator connected to DoubleZero Edge on June 24, pushing participation from 43% at April launch to over 58% of validators in under three months.

  5. DeFi Article

    Helius Launches balance-at API: Query Any Solana Wallet's Historical Balance in One Call

    The endpoint ships as part of Helius's Wallet API and is currently in beta. ... "Get a wallet's balance at any point in time," Helius posted on June 24.

  6. DeFi Article

    Pay.sh Adds MCP Elicitations, Requiring Human Approval Before AI Agents Spend USDC

    Pay.sh v0.19.0 adds Elicitations: AI agents must get human sign-off before spending USDC on Solana, routed through MCP when biometrics aren't present.

  7. Article

    Helius Makes the Case for Doubling Solana's Disinflation Rate in New SIMD-550 Research Paper

    The paper, authored by Helius researcher Lostin and Developer Experience Engineer 0xIchigo, presents original modeling of the proposal's effects across emissions, validator profitability, and staking yields. ... As of June 2026, with the network at epoch 980, the inflation rate stands at 3.82%.

  8. Tokenomics & Incentive Design Article

    SIMD-0550 Proposes Doubling Solana's Disinflation Rate, Cutting $1.5B in Future SOL Emissions

    A new Solana governance proposal would double the annual disinflation rate from 15% to 30%, eliminating an estimated $1.5B in future SOL emissions and reaching terminal supply three years earlier.

  9. Article

    Helius Acquires Light Protocol to Build Solana's Privacy Layer

    Founded in 2021 with a mission to bring ZK-based privacy to Solana, the team eventually pivoted toward scaling infrastructure, building ZK Compression (a protocol that reduces onchain state costs by up to 1000x) in collaboration with Helius. ... "Joining Helius means we get to finish what we started with the engineering depth, institutional trust, and distribution to make privacy the default."

  10. Article

    Solana Foundation and Google Cloud Launch Pay.sh, a Native Payment Rail for AI Agents

    Pay.sh is a new open-standard gateway from the Solana Foundation and Google Cloud that lets AI agents pay per-request for APIs using stablecoins, with a Solana wallet replacing accounts and API keys.

About

Helius

Helius: Solana's Enterprise-Grade Infrastructure Provider

Helius has established itself as a leading infrastructure provider for Solana, offering enterprise-grade RPC nodes, comprehensive APIs, and developer tooling. Their infrastructure processes over 250 million daily RPC requests with 99.99% uptime across a globally distributed network. Notable features include their Digital Asset Standard (DAS) API, real-time webhooks, and advanced transaction parsing capabilities. The platform serves major projects including Backpack, Solflare, and Squads, while maintaining SOC 2 Type 1 compliance and providing 24/7 enterprise support.

The Backbone of Solana Development

Helius operates at the intersection of high-performance infrastructure and developer tooling, providing the foundational layer that powers many of Solana's most popular applications. Their distributed network of RPC nodes ensures reliable access to the Solana blockchain, while their suite of APIs simplifies complex operations like NFT metadata retrieval and real-time transaction monitoring.

The platform's infrastructure is built for scale, with multiple redundancy layers and global load balancing ensuring consistent performance regardless of network conditions. This robust architecture has made Helius the chosen infrastructure provider for major Solana projects, processing hundreds of millions of requests daily while maintaining enterprise-grade reliability.

Getting Started with Helius

Developers can begin using Helius through their developer dashboard, which provides immediate access to RPC endpoints and API keys. The platform offers a generous free tier that includes access to all core features, making it accessible for developers to experiment and build without initial investment.

Setting up Helius involves three primary steps:

  1. Creating an account on the Helius developer dashboard
  2. Obtaining API keys for desired services
  3. Integrating the provided endpoints into your application

Helius provides comprehensive documentation and SDK support for multiple programming languages, ensuring developers can quickly integrate their services regardless of their technical stack. The platform's REST APIs follow standard conventions, making them easily compatible with existing codebases.

Core Products and Services

RPC Infrastructure

Helius's RPC infrastructure forms the backbone of their service offering. Their nodes are optimized for performance and reliability, featuring:

  • Global distribution across multiple geographic regions
  • Advanced caching mechanisms for improved response times
  • Automatic failover and load balancing
  • Real-time monitoring and automated recovery systems

The RPC service includes support for both HTTP and WebSocket connections, allowing developers to choose the most appropriate protocol for their use case. Advanced features like compute budgeting and priority fees are fully supported, ensuring applications can maintain optimal performance during network congestion.

Digital Asset Standard (DAS) API

The DAS API represents a significant innovation in how blockchain applications interact with digital assets. This unified interface allows developers to query all types of digital assets - from NFTs to fungible tokens - through a single, consistent API. The DAS API supports advanced filtering and sorting capabilities, making it possible to efficiently query large collections of assets with complex criteria.

Developers using the DAS API can access comprehensive metadata, ownership information, and price data for any digital asset on Solana. This eliminates the need for complex indexing solutions and reduces the infrastructure burden on application developers.

Webhooks and Real-time Data

Helius's webhook system provides real-time notifications for blockchain events, enabling applications to respond immediately to on-chain activities. The system supports filtering by various criteria, including:

  • Account updates
  • Program interactions
  • Token transfers
  • NFT activities

The webhook service includes automatic retries, delivery confirmation, and detailed logging, ensuring reliable event delivery even in challenging network conditions. This real-time capability has become essential for applications requiring immediate response to blockchain events.

Technical Architecture and Performance

Helius employs a sophisticated technical architecture designed for maximum reliability and performance. Their infrastructure includes:

Multiple layers of redundancy across different geographic regions ensure no single point of failure can disrupt service. The platform employs advanced load balancing techniques to distribute requests efficiently across their node network, maintaining consistent performance even during peak usage.

Data synchronization across their infrastructure occurs in real-time, ensuring all nodes maintain an accurate and current view of the blockchain state. This synchronization extends to their indexing services, which maintain detailed records of historical transactions and state changes.

Security and Compliance

Security stands as a cornerstone of Helius's infrastructure, with multiple layers of protection ensuring the integrity and reliability of their services. The platform maintains SOC 2 Type 1 compliance, demonstrating their commitment to security and operational excellence.

Their security measures include:

  • Regular third-party security audits
  • Encrypted data transmission and storage
  • Advanced DDoS protection
  • Continuous monitoring and threat detection
  • Automated backup systems

Team and Vision

The Helius team brings together expertise from both traditional technology companies and blockchain infrastructure. Led by Mert Mumtaz, the team includes veterans from major technology companies and experienced blockchain developers.

Their vision extends beyond simple infrastructure provision, aiming to create a comprehensive platform that makes blockchain development more accessible and efficient. The team regularly contributes to the Solana ecosystem through open-source projects and educational content.

Development Roadmap

Helius maintains an aggressive development roadmap focused on expanding their service offerings and improving existing infrastructure. Key initiatives include:

Enhanced indexing capabilities for more complex queries and analytics Expanded API functionality for emerging use cases Improved developer tools and SDKs Additional geographic coverage for their RPC network

The team regularly releases updates and new features based on community feedback and ecosystem needs, maintaining a rapid pace of innovation while ensuring stability for existing users.

Pricing and Business Model

Helius employs a usage-based pricing model that scales with application needs. Their pricing structure includes:

  • A free tier for development and testing
  • Pay-as-you-go options for growing applications
  • Enterprise plans with custom pricing and SLAs
  • Volume discounts for high-usage customers

This flexible approach allows developers to start building without significant upfront costs while providing clear scaling paths as applications grow.

Unique Value Proposition

What sets Helius apart in the Solana ecosystem is their focus on reliability and developer experience. Their infrastructure is designed to handle massive scale while maintaining consistent performance, making them a trusted partner for both established projects and new developers.

The combination of high-performance RPC nodes, comprehensive APIs, and real-time data capabilities creates a complete solution for Solana development. This integrated approach reduces complexity for developers while providing the tools needed to build sophisticated applications.

Future Developments

Looking ahead, Helius continues to innovate in the Solana infrastructure space. Planned developments include:

  • Enhanced analytics and monitoring tools
  • Expanded API capabilities for new use cases
  • Improved developer tools and documentation
  • Additional geographic coverage
  • New integration options for enterprise customers

These developments aim to further simplify blockchain development while providing the robust infrastructure needed for large-scale applications.

Contents

Note: inclusion in Solana Compass directory does not indicate a recommendation or endorsement of this project, its token(s) or its products. Data sourced with thanks from The Grid to aid in building these pages.

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