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Foundational guides to Solana RPC infrastructure — how nodes work, how providers differ, and how to pick the right setup for your workload. Written for developers, bot operators, and agent builders.

Guides

🟢 What Is a Solana RPC Node?

Every read and write on Solana goes through an RPC node. What it actually does, and how the public endpoint differs from private providers.

🔥 Hot Nodes vs. Archive Nodes

Why most RPCs don't serve full transaction history, when you genuinely need an archive, and why splitting the two is usually cheaper.

🚦 Solana RPC Rate Limits, Explained

How providers throttle, the three billing models behind the limits, and how to design a bot that never dies on a surprise 429.

🧭 How to Choose a Solana RPC Provider

The six factors that actually matter — location, node type, billing model, onboarding friction, transports, and failure behavior — plus a practical evaluation checklist.

📡 WebSocket Subscriptions on Solana

Why push beats polling for any reactive workload, the main subscription types, and how streaming is billed.

Ready to make a call? The quickstart gets you from zero to a first RPC response in five minutes — no signup, no card, just a funded wallet. Full method costs are in the API reference.