hl_subscribe JSON-RPC Method

Acceso a /hypercore JSON-RPC methods requires a Build plan or higher. Ver precios to upgrade. For complete stream type definitions and filtering options, see the datasets documentation. For concurrent stream caps and filter limits by plan, see the Streaming Limits table.

Need Low Latency?

For latency-sensitive applications, use HyperCore gRPC instead of WebSocket subscriptions. Quicknode's gRPC streaming API delivers market data with significantly lower overhead and is purpose-built for high-frequency trading and time-critical use cases.

Parámetros

streamType

cadena

OBLIGATORIO

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filters

objeto

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filterName

cadena

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Devoluciones

resultado

objeto

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tipo

cadena

Cargando...

stream

cadena

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bloque

objeto

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local_time

cadena

Cargando...

block_time

cadena

Cargando...

block_number

entero

Cargando...

eventos

matriz

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Solicitud

1
wscat -c /ws \
2
# wait for connection 
3
{"jsonrpc":"2.0","method":"hl_subscribe","params":{"streamType":"trades"},"id":1}

1
wscat -c /ws \
2
# wait for connection 
3
{"jsonrpc":"2.0","method":"hl_subscribe","params":{"streamType":"trades"},"id":1}

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