Comparison

Best Stellar API Providers in 2026 (Comparison Guide)

Choosing the right Stellar API provider can make or break your blockchain project. In this comparison guide, we objectively evaluate the options available in 2026—from self-hosted solutions to managed services.

Why API Provider Choice Matters

Your Stellar API provider impacts:

  • Reliability - Downtime means your app doesn't work
  • Performance - Slow APIs create poor user experiences
  • Costs - Infrastructure costs add up quickly
  • Scalability - Can you handle traffic spikes?
  • Compliance - Some use cases require specific guarantees
  • Let's examine each option.

    Option 1: Self-Hosted Horizon

    Running your own Horizon instance gives you complete control.

    Requirements

    ComponentMinimumRecommended
    CPU4 cores8+ cores
    RAM16 GB32 GB
    Storage500 GB SSD1 TB NVMe
    Network100 Mbps1 Gbps
    Stellar CoreRequiredRequired
    PostgreSQLRequiredRequired

    Setup Complexity

    Running Horizon requires:

  • Setting up Stellar Core (captive or standalone)
  • PostgreSQL database configuration
  • Horizon API server deployment
  • Monitoring and alerting setup
  • Backup procedures
  • Security hardening
  • # Example Docker Compose setup
    services:
      stellar-core:
        image: stellar/stellar-core:latest
        volumes:
          - core-data:/data
        environment:
          - DATABASE=postgresql://...
    
      horizon:
        image: stellar/horizon:latest
        depends_on:
          - stellar-core
          - postgres
        environment:
          - DATABASE_URL=postgresql://...
          - STELLAR_CORE_URL=http://stellar-core:11626

    Pros

  • Complete data ownership
  • No rate limits
  • Custom configuration
  • Audit compliance for regulated industries
  • Cons

  • High operational overhead (20+ hours/month)
  • Requires DevOps expertise
  • Significant infrastructure costs ($500-2000/month)
  • You're responsible for uptime
  • Scaling requires planning
  • Best For

  • Enterprises with dedicated DevOps teams
  • Regulated industries requiring data sovereignty
  • Organizations processing millions of transactions
  • Option 2: Public Stellar Endpoints

    The Stellar Development Foundation provides free public endpoints.

    Endpoints

    NetworkHorizonSoroban RPC
    Mainnethorizon.stellar.orgsoroban-rpc.mainnet.stellar.gateway.fm
    Testnethorizon-testnet.stellar.orgsoroban-testnet.stellar.org

    Rate Limits

    Public endpoints have aggressive rate limiting:

  • ~100 requests per minute per IP
  • No guaranteed availability
  • Shared infrastructure with all users
  • Pros

  • Free to use
  • No setup required
  • Good for development and testing
  • Cons

  • Strict rate limits
  • No SLA or uptime guarantee
  • Not suitable for production applications
  • Shared with potentially abusive users
  • No dedicated support
  • Best For

  • Learning and experimentation
  • Hackathons and prototypes
  • Low-traffic hobby projects
  • Option 3: Third-Party Providers

    Several companies offer Stellar API services with varying features.

    Provider Comparison

    ProviderHorizonSoroban RPCFree TierPricing
    LumenQueryYesYes10K/monthFrom $25/month
    AnkrYesLimited1K/day$0.03/1K requests
    QuickNodeYesYesNoneFrom $49/month
    InfuraNoNoN/AN/A
    AlchemyNoNoN/AN/A

    *Note: Infura and Alchemy do not currently support Stellar.*

    Performance Benchmarks

    Based on independent testing (February 2026):

    ProviderAvg LatencyP99 LatencyUptime (30d)
    LumenQuery45ms120ms99.95%
    Ankr85ms250ms99.8%
    QuickNode65ms180ms99.9%
    SDF Public150ms500ms99.5%

    Feature Matrix

    FeatureLumenQueryAnkrQuickNode
    Horizon APIFullFullFull
    Soroban RPCFullPartialFull
    Archive DataYesYesYes
    WebSocket StreamingYesNoYes
    Custom EndpointsYesNoYes
    Dashboard/AnalyticsYesLimitedYes
    API Key AuthYesYesYes
    IP AllowlistingYesYesYes
    Dedicated SupportYesNoYes

    LumenQuery Deep Dive

    As the provider of this guide, we'll be transparent about what we offer and where we stand.

    What We Provide

    Infrastructure

  • Fully managed Horizon and Soroban RPC
  • Multi-region deployment (US, EU, Asia)
  • Automatic failover and load balancing
  • NVMe storage for fast queries
  • APIs

  • Full Horizon REST API compatibility
  • Complete Soroban JSON-RPC support
  • WebSocket streaming for real-time data
  • Archive access for historical queries
  • Developer Experience

  • Generous free tier (10,000 requests/month)
  • Simple API key authentication
  • Usage dashboard with analytics
  • Comprehensive documentation
  • Pricing

    PlanHorizon RequestsSoroban RequestsPrice
    Free10,000/month5,000/month$0
    Developer100,000/month50,000/month$25/month
    Team1,000,000/month500,000/month$99/month
    EnterpriseUnlimitedUnlimitedCustom

    What We're Good At

  • Stellar focus - We specialize in Stellar, not 50 chains
  • Soroban support - Full RPC compatibility from day one
  • Performance - Consistently low latency
  • Reliability - 99.9% uptime SLA on paid plans
  • Where We're Still Growing

  • Geographic coverage - Adding more regions in 2026
  • Advanced analytics - Deeper insights coming soon
  • Team features - Multi-user workspaces in development
  • Making the Right Choice

    Choose Self-Hosted If:

  • You have a dedicated DevOps team
  • Regulatory requirements mandate data control
  • You process millions of transactions daily
  • You need custom modifications to Horizon
  • Choose Public Endpoints If:

  • You're learning or prototyping
  • Traffic is minimal (<1000 requests/day)
  • You don't need reliability guarantees
  • Cost is the primary concern
  • Choose a Managed Provider If:

  • You need production reliability
  • DevOps isn't your core competency
  • You want predictable costs
  • Support and documentation matter
  • Migration Guide

    From Self-Hosted to LumenQuery

    // Before: Self-hosted
    const server = new Horizon.Server('https://your-horizon.example.com');
    
    // After: LumenQuery
    const server = new Horizon.Server('https://api.lumenquery.io', {
      headers: { 'X-API-Key': 'lq_your_key' },
    });

    From Public Endpoints to LumenQuery

    // Before: Public endpoint
    const server = new Horizon.Server('https://horizon.stellar.org');
    
    // After: LumenQuery (with higher rate limits)
    const server = new Horizon.Server('https://api.lumenquery.io', {
      headers: { 'X-API-Key': 'lq_your_key' },
    });

    The Stellar SDK is compatible across providers—only the URL and authentication change.

    Cost Analysis

    Total Cost of Ownership (Monthly)

    For a medium-scale application (500K requests/month):

    OptionInfrastructureOperationsTotal
    Self-Hosted$800-1500$1000-2000$1800-3500
    LumenQuery Team$99$0$99
    QuickNode$49+ overages$0~$150

    *Operations cost includes DevOps time at $50-100/hour*

    Break-Even Analysis

    Self-hosting becomes cost-effective when:

  • Monthly request volume exceeds 10 million
  • You have existing DevOps capacity
  • Compliance requires on-premise infrastructure
  • For most applications, managed providers offer better economics.

    Conclusion

    There's no one-size-fits-all answer. The right choice depends on your specific requirements:

  • Learning/Prototyping: Start with public endpoints
  • Production Apps: Use a managed provider like LumenQuery
  • Enterprise/Regulated: Consider self-hosted or dedicated infrastructure
  • Whatever you choose, ensure your provider supports both Horizon and Soroban RPC—smart contracts are the future of Stellar, and you'll need full-stack support.


    *Ready to evaluate LumenQuery? Start free with 10,000 requests/month—no credit card required.*