新用户订阅 RPC，首月享 6.5 折优惠查看优惠

Bridge Hub Polkadot RPC Endpoint and API

Parity

Bridge Hub Polkadot is a system parachain that enables trustless communication between Polkadot, Kusama, Ethereum, and other blockchains. It leverages on-chain light clients, BEEFY and GRANDPA protocols, and specialized pallets to provide secure cross-chain messaging and state verification. As a foundational component of Polkadot's interoperability framework, Bridge Hub supports XCM (Cross-Consensus Messaging) and hosts bridges such as Snowbridge (Polkadot-Ethereum) and the Polkadot-Kusama bridge.

注册 Free Plan，可将速率提升至 40 req/sec，并获得 API 使用与性能洞察。立即开始

在 Polkadot JS 中打开

公共接口速率限制为 5 req/sec

快速开始

curl -H 'Content-Type: application/json' -d '{"id":1,"jsonrpc":"2.0","method":"chain_getBlock"}' 'https://bridgehub-polkadot.api.onfinality.io/public'

curl -H 'Content-Type: application/json' -d '{"id":1,"jsonrpc":"2.0","method":"chain_getBlock"}' 'https://bridgehub-polkadot.api.onfinality.io/public'

HTTPs

https://bridgehub-polkadot.api.onfinality.io/public

https://bridgehub-polkadot.api.onfinality.io/public

Websocket

wss://bridgehub-polkadot.api.onfinality.io/public-ws

wss://bridgehub-polkadot.api.onfinality.io/public-ws

部署专用节点

升级 Growth Plan

高性能
强大的 RPC 分析
最高 500 rps
无每日响应限制
优先支持
去中心化服务器

立即开始

资源

附加信息

Build faster with Bridge Hub Polkadot RPC endpoints

Use OnFinality's Bridge Hub Polkadot RPC APIs to connect wallets, dApps, dashboards, bots, and backend services without operating your own node from day one.

Public endpoint testing

Start with the Bridge Hub Polkadot public RPC endpoint for lightweight checks, prototypes, and quick integration tests.

Authenticated API access

Move production traffic to authenticated endpoints when you need clearer limits, analytics, and operational visibility.

Standard RPC methods

Query Bridge Hub Polkadot blocks, transactions, balances, events, and chain state through HTTP and WebSocket workflows.

Operate Bridge Hub Polkadot infrastructure with more control

Production teams need more than an endpoint URL. They need observability, predictable capacity, and a path from shared RPC access to isolated infrastructure.

Request visibility

Track usage patterns and response activity so your team can understand traffic growth before it becomes an incident.

Dedicated node path

Use dedicated Bridge Hub Polkadot nodes when your workload needs isolated resources, custom operations, or stronger capacity planning.

Archive and historical data

Plan for archive access when analytics, audits, indexers, or advanced app features need older Bridge Hub Polkadot state.

Choose the right Bridge Hub Polkadot RPC setup

Different Bridge Hub Polkadot products need different infrastructure. OnFinality gives teams a practical path from public RPC testing to production-grade API and node operations.