info (webData3)
Hyperliquid node API
webData3 | Hyperliquid info
The info endpoint with type: “webData3” retrieves a comprehensive user state summary including account state, perp dex states, and metadata.
POST
info (webData3)
This method is available on Chainstack. Not all Hyperliquid methods are available on Chainstack, as the open-source node implementation does not support them yet — see Hyperliquid methods for the full availability breakdown.
info endpoint with type: "webData3" retrieves a comprehensive user state summary including account state, perp dex states, and metadata. This is a combined endpoint that returns data useful for rendering trading interfaces.
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Parameters
Request body
type(string, required) — The request type. Must be"webData3".user(string, required) — Onchain address in 42-character hexadecimal format.
Response
The response is an object containing:userState(object) — User account state including agent address, cumulative ledger, server time, and vault status.perpDexStates(array) — Array of perp dex state objects with total vault equity and perps at open interest cap.
Example request
The Hyperliquid SDKs do not expose a dedicatedwebData3 info method, so the examples below post the request through each SDK’s generic info request path.
Use your own endpoint in your code. The code examples use a placeholder Chainstack endpoint (YOUR_CHAINSTACK_ENDPOINT) — replace it with your own Hyperliquid node endpoint from the Chainstack console. The curl above uses a shared public endpoint for quick checks only; do not use it in production.
Example response
Use case
Theinfo endpoint with type: "webData3" is useful for trading applications that need to:
- Render comprehensive trading dashboards with a single API call
- Display user account state alongside perp dex information
- Check which perpetuals are at open interest capacity
- Retrieve server time for clock synchronization
Body
application/json
Response
200 - application/json
Comprehensive user state including account data and perp dex states
The response is of type object.
Last modified on June 24, 2026