> ## Documentation Index
> Fetch the complete documentation index at: https://docs.0xarchive.io/llms.txt
> Use this file to discover all available pages before exploring further.

# HIP-4 endpoints

> Browse HIP-4 outcome market routes for outcome IDs, probability-priced order books, trades, OI, order flow, and freshness.

Choose a route below. Each page includes parameters, auth, responses, and examples.

| Endpoint                                                                                                        | Method | Path                                                | Group                          |
| --------------------------------------------------------------------------------------------------------------- | ------ | --------------------------------------------------- | ------------------------------ |
| [Get HIP-4 OHLCV candles](/api-reference/hip-4-outcomes--candles/get-hip-4-ohlcv-candles)                       | GET    | /v1/hyperliquid/hip4/candles/\{symbol}              | HIP-4 Outcomes - Candles       |
| [Get HIP-4 data freshness](/api-reference/hip-4-outcomes--convenience/get-hip-4-data-freshness)                 | GET    | /v1/hyperliquid/hip4/freshness/\{symbol}            | HIP-4 Outcomes - Convenience   |
| [Get HIP-4 market summary](/api-reference/hip-4-outcomes--convenience/get-hip-4-market-summary)                 | GET    | /v1/hyperliquid/hip4/summary/\{symbol}              | HIP-4 Outcomes - Convenience   |
| [Get HIP-4 price history](/api-reference/hip-4-outcomes--convenience/get-hip-4-price-history)                   | GET    | /v1/hyperliquid/hip4/prices/\{symbol}               | HIP-4 Outcomes - Convenience   |
| [Get HIP-4 instrument](/api-reference/hip-4-outcomes--instruments/get-hip-4-instrument)                         | GET    | /v1/hyperliquid/hip4/instruments/\{symbol}          | HIP-4 Outcomes - Instruments   |
| [List HIP-4 instruments](/api-reference/hip-4-outcomes--instruments/list-hip-4-instruments)                     | GET    | /v1/hyperliquid/hip4/instruments                    | HIP-4 Outcomes - Instruments   |
| [Get current HIP-4 open interest](/api-reference/hip-4-outcomes--open-interest/get-current-hip-4-open-interest) | GET    | /v1/hyperliquid/hip4/openinterest/\{symbol}/current | HIP-4 Outcomes - Open Interest |
| [Get HIP-4 open interest history](/api-reference/hip-4-outcomes--open-interest/get-hip-4-open-interest-history) | GET    | /v1/hyperliquid/hip4/openinterest/\{symbol}         | HIP-4 Outcomes - Open Interest |
| [Get HIP-4 L4 orderbook](/api-reference/hip-4-outcomes--order-book/get-hip-4-l4-orderbook)                      | GET    | /v1/hyperliquid/hip4/orderbook/\{symbol}/l4         | HIP-4 Outcomes - Order Book    |
| [Get HIP-4 L4 orderbook diffs](/api-reference/hip-4-outcomes--order-book/get-hip-4-l4-orderbook-diffs)          | GET    | /v1/hyperliquid/hip4/orderbook/\{symbol}/l4/diffs   | HIP-4 Outcomes - Order Book    |
| [Get HIP-4 L4 orderbook history](/api-reference/hip-4-outcomes--order-book/get-hip-4-l4-orderbook-history)      | GET    | /v1/hyperliquid/hip4/orderbook/\{symbol}/l4/history | HIP-4 Outcomes - Order Book    |
| [Get HIP-4 order book](/api-reference/hip-4-outcomes--order-book/get-hip-4-order-book)                          | GET    | /v1/hyperliquid/hip4/orderbook/\{symbol}            | HIP-4 Outcomes - Order Book    |
| [Get HIP-4 order book history](/api-reference/hip-4-outcomes--order-book/get-hip-4-order-book-history)          | GET    | /v1/hyperliquid/hip4/orderbook/\{symbol}/history    | HIP-4 Outcomes - Order Book    |
| [Get HIP-4 order flow](/api-reference/hip-4-outcomes--orders/get-hip-4-order-flow)                              | GET    | /v1/hyperliquid/hip4/orders/\{symbol}/flow          | HIP-4 Outcomes - Orders        |
| [Get HIP-4 order history](/api-reference/hip-4-outcomes--orders/get-hip-4-order-history)                        | GET    | /v1/hyperliquid/hip4/orders/\{symbol}/history       | HIP-4 Outcomes - Orders        |
| [Get HIP-4 TP/SL orders](/api-reference/hip-4-outcomes--orders/get-hip-4-tpsl-orders)                           | GET    | /v1/hyperliquid/hip4/orders/\{symbol}/tpsl          | HIP-4 Outcomes - Orders        |
| [Get HIP-4 outcome by slug](/api-reference/hip-4-outcomes--outcomes/get-hip-4-outcome-by-slug)                  | GET    | /v1/hyperliquid/hip4/outcomes/by-slug/\{slug}       | HIP-4 Outcomes - Outcomes      |
| [Get HIP-4 outcome detail](/api-reference/hip-4-outcomes--outcomes/get-hip-4-outcome-detail)                    | GET    | /v1/hyperliquid/hip4/outcomes/\{outcome\_id}        | HIP-4 Outcomes - Outcomes      |
| [List HIP-4 outcomes](/api-reference/hip-4-outcomes--outcomes/list-hip-4-outcomes)                              | GET    | /v1/hyperliquid/hip4/outcomes                       | HIP-4 Outcomes - Outcomes      |
| [Get a single HIP-4 question](/api-reference/hip-4-outcomes--questions/get-a-single-hip-4-question)             | GET    | /v1/hyperliquid/hip4/questions/\{question\_id}      | HIP-4 Outcomes - Questions     |
| [List HIP-4 questions](/api-reference/hip-4-outcomes--questions/list-hip-4-questions)                           | GET    | /v1/hyperliquid/hip4/questions                      | HIP-4 Outcomes - Questions     |
| [Get HIP-4 trades](/api-reference/hip-4-outcomes--trades/get-hip-4-trades)                                      | GET    | /v1/hyperliquid/hip4/trades/\{symbol}               | HIP-4 Outcomes - Trades        |
| [Get recent HIP-4 trades](/api-reference/hip-4-outcomes--trades/get-recent-hip-4-trades)                        | GET    | /v1/hyperliquid/hip4/trades/\{symbol}/recent        | HIP-4 Outcomes - Trades        |