Aggregated Data and Streams
Multi-Chain APIs
Power-up your projects with versatile APIs
Broad Connectivity
Wide Coverage
Access 20+ blockchain networks
Supports Polkadot, Kusama, and Paseo networks — including relay chains, system chains like AssetHub and BridgeHub, and a broad range of parachains such as Hydration, Bifrost, Moonbeam, and more.
Multi-Chain Data
Data APIs
Query aggregated multi-chain data in just one call
Consume aggregated metadata, automatically refreshed through on-chain events, available via the Assets Data API.
Get comprehensive asset data, including name, symbol, decimal precision, and cross-chain identifiers.
Data APIs QuickstartSmooth Integration
Real-time Streams
Subscribe to data streams over WebSockets
Build responsive apps with real-time and historical on-chain data.
Any time range, apply your filters, and automatically switch to live updates for seamless streaming.
import { createXcmAgent } from "@sodazone/ocelloids-client";
const agent = createXcmAgent({ apiKey: API_TOKEN });
agent.subscribe({
senders: "*",
events: "*",
origins: "*",
destinations: [
"urn:ocn:polkadot:0",
// ...
"urn:ocn:polkadot:2000"
]},
{
onMessage: msg => console.log(msg),
onError: error => console.log(error),
onClose: event => console.log(event.reason)
}
);
Instant Notifications
Reliable Webhooks
Guaranteed webhook reliability for critical updates
Get reliable, real-time webhooks with only the data you need.
No polling, no noise, built for critical updates.
import { createXcmAgent } from "@sodazone/ocelloids-client";
const agent = createXcmAgent({ apiKey: API_TOKEN });
agent.createSubscription({
id: "my-subscription",
args: {
// ...
},
// configure the delivery channels
channels: [
{
type: "webhook",
url: "https://some.webhook"
},
{
type: "websocket"
}
]
});
Avoid vendor lock-in
Open Source
Take control of your destiny, prioritize flexibility and security
Licensed under the Apache License, Version 2.0
Our open source software allows you to audit, customize and innovate without limitations.
Choose open source software for a transparent, collaborative, and secure approach to software development, where flexibility and security are top priority in your technology stack.
Unlock frictionless experiences
where offchain and onchain converge