20B+ API requests
20B+ API requests served monthly—built to handle any scale.
Proven Infrastructure for Superseed Builders
Engineered for performance, scale, and reliability—trusted by leading enterprises and top onchain projects.
Superseed RPCMainnet · Testnet
Your endpoint
const SUPERSEED_RPC_URL = "https://<your-endpoint>";
One call away
const block = await client.getBlockNumber();
// same JSON-RPC, on nodes we own and run
HTTPSWebSocket99.999% uptime24/7 support
Why Spectrum RPC is the Backbone of Top Superseed Projects
99.99% Uptime SLA
99.99% Uptime SLA means you only pay when we’re online.
Fast Response Times
Super fast API response times compared to competitors.
24/7 Expert Support
24/7 Support via our expert team via TG and Discord
Why Spectrum RPC is the Backbone of Top Superseed Projects
Reliable Superseed Infrastructure
Always-on access to Superseed nodes, with 99.99% uptime and real-time redundancy. Never miss a block, notification, or transaction.
Built for Developers
Native support for Superseed API methods, JSON-RPC, and all your favourite libraries. Get started in Python, JavaScript, or even directly via curl.
Instant Superseed RPC Endpoint
Get production-ready RPC endpoints using simple HTTP and WebSocket URLs. Connect your dapp, smart contract, or Web3 app instantly.
Scalable from MVP to Millions
From hackathons to unicorns—our infrastructure grows with you. Scale your Superseed requests from hundreds to thousands per second without changing providers.
Zero-Config Setup
No complicated setup or DevOps required. Get instant access to production-grade Superseed endpoints.
HTTPS & WSS URLs
Secure, production-ready endpoints for HTTPS and WebSocket connections.
Public & Private RPCs
Choose between shared public endpoints or dedicated private nodes.
Multiple Networks
Support for mainnet and testnet environments out of the box.
What we run for Superseed
The environments and node types we serve, and the plans each one is available on.
| Network | Tracing | Archive | Pruned | Free | Starter | Developer | Growth | Business | Enterprise | Custom |
|---|---|---|---|---|---|---|---|---|---|---|
| Superseed Mainnet | ||||||||||
| Superseed Testnet |
Getting Started with Superseed RPC
- 01Sign up for a free Spectrum account
- 02Create a new project in your dashboard
- 03Select Superseed from the supported networks
- 04Copy your RPC endpoint URL
- 05Use it in your dApp, script, or backend service
Frequently asked questions
Everything you need to know about building on Spectrum. Can't find an answer?
Talk to our teamRPC stands for Remote Procedure Call: a protocol enabling apps to interact with blockchain nodes securely via HTTP/WebSocket for balances, txs, and contracts. Read our blog post to learn more: What is an RPC? A Beginner's Guide.
Superseed is the first blockchain that repays your debt (read more). Spectrum ends patchwork infra: Launch on Superseed with secure bare-metal RPCs, then expand seamlessly to 200+ different blockchain networks via one user-friendly interface and 99.99% uptime.
Free plans include limited monthly API requests and access to public RPC endpoints. Paid plans unlock higher request volumes, private endpoints, better performance, and premium support. Check which tiers we support for Superseed on our website.
Yes, each plan comes with request-per-second limits and monthly quotas. You can view and upgrade your limits anytime on our website or in your account dashboard.
Spectrum provides a real-time analytics dashboard so you can track request volume, errors, latency, and more - helping you optimize your app's performance. Access your dashboard on our website.
You can reach out to our 24/7 support team by opening a ticket in your Spectrum dashboard, contacting us through our website or exploring our developer docs for detailed guides and troubleshooting help.
Spectrum supports a wide array of blockchain networks beyond Superseed, including Ethereum, Binance Smart Chain, Polygon, Solana, and many more. Check out our website for the full list of supported networks and endpoints.
Get started
Start building on Superseed
Create a free account, generate a Superseed endpoint, and ship against nodes we own and operate.
No credit card required · Free tier included