Focus on building while we handle the rest.
Dedicated Node is the all-access pass to unbounded Web3 development.
Market’s top performance and security combined with limitless customization capabilities.
Your Polkadot node is deployed in a secure, isolated environment with strict access controls, encrypted communication, and continuous monitoring. Hardened, isolated, and always protected.
Explore how dedicated Polkadot nodes can streamline your infrastructure and reduce operational costs. Learn why teams choose Chainstack for reliable blockchain access.
Deploy applications with stable, always-on Polkadot Mainnet connectivity at Chainstack Cloud.
Dedicated Polkadot Mainnet nodes with guaranteed performance, high availability, and full data integrity.
Whether you’re building wallets, analytics, or integrations, Chainstack ensures seamless and reliable access to the Polkadot network.
99.99%+ uptime. SOC2 certified.
Request access to enterprise-grade Polkadot RPC services tailored for performance, reliability, and scale.
When communicating with a Polkadot node, the client uses the Substrate JSON-RPC API — distinct from Ethereum JSON-RPC. The recommended library for JavaScript/TypeScript is @polkadot/api, and for Python use py-substrate-interface.
Heterogeneous multi-chain protocol using a relay chain + parachain architecture with shared security.
You can also access Polkadot directly through the Chainstack MCP server — query live on-chain data, deploy nodes, request testnet funds from the faucet, and search Chainstack docs from Claude, Cursor, Windsurf, ChatGPT, Codex, Pi, Gemini, or any MCP-compatible or SKILL-compatible AI agent.