This API is in private preview. Endpoint availability and response schemas may change before general availability.
Use the HyperCore Chain API for protocol-level reads, raw blocks, block-oriented JSON-RPC methods, and chain-level streaming. It is the Chain tab entry point for Hyperliquid's native exchange engine.
For purpose-built market streams, enriched wallet and account data, and historical query products, see the HyperCore Data API.
| Need | Use |
|---|---|
| Live block stream | StreamBlocks |
| Single block lookup | hl_getBlock |
| Bounded block backfill | hl_getBatchBlocks |
| Real-time market and account events | WebSocket streams |
| Native-compatible account reads | REST reference |
- Protocol and network concepts
- Block identifiers, block data, and finality
hl_*JSON-RPC block and batch methods- StreamBlocks as an MDX gRPC reference
- Chain-level cursor tracking and backfill