Generated by API Evangelist
Written by API Evangelist tooling for 0xArchive's API. It is a proposal applied on top of the contract, not a document 0xArchive publishes.
# Generated by API Evangelist (build-phrasing.py). Our phrasing, not observed demand.
overlay: 1.0.0
info:
title: API Evangelist conversational phrasing for 0xArchive Hyperliquid - L4 Order Book API
version: 1.0.0
extends: openapi/0xarchive-hyperliquid-l4-order-book-api-openapi.yml
actions:
- target: $.info
update:
x-apievangelist-phrasing:
method: generated
generated: '2026-09-26'
generator: build-phrasing.py
label: Generated by API Evangelist
operations: 3
- target: $.paths['/v1/hyperliquid/orderbook/{symbol}/l4'].get
update:
x-apievangelist-phrasing:
intent: Get an order-level L4 book snapshot
effect: read
questions:
- Can I see individual resting orders with order IDs on the book?
- Does the L4 book return the latest snapshot if I omit a timestamp?
instructions:
- text: Get the L4 order book for {symbol}.
slots:
symbol: path.symbol
- text: Reconstruct the order-level book for {symbol} at {timestamp}.
slots:
symbol: path.symbol
timestamp: query.timestamp
method: generated
generated: '2026-09-26'
- target: $.paths['/v1/hyperliquid/orderbook/{symbol}/l4/diffs'].get
update:
x-apievangelist-phrasing:
intent: Get per-order L4 book diff events
effect: read
questions:
- How do I see each order placement, modification, fill and cancel on the book?
- What does the insert_before field mean in an L4 diff?
instructions:
- text: Get L4 order book diffs for {symbol} from {start} to {end}.
slots:
symbol: path.symbol
start: query.start
end: query.end
- text: Page per-order book events for {symbol} with cursor {cursor}.
slots:
symbol: path.symbol
cursor: query.cursor
method: generated
generated: '2026-09-26'
- target: $.paths['/v1/hyperliquid/orderbook/{symbol}/l4/history'].get
update:
x-apievangelist-phrasing:
intent: List L4 book checkpoints for replay
effect: read
questions:
- Which full L4 snapshots can I use as a starting point for replay?
- Are orders within each L4 checkpoint level sorted by queue priority?
instructions:
- text: List L4 checkpoints for {symbol} from {start} to {end}.
slots:
symbol: path.symbol
start: query.start
end: query.end
- text: Get the L4 checkpoint history for {symbol}.
slots:
symbol: path.symbol
method: generated
generated: '2026-09-26'
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