mark_price for HIP-4 outcomes is an implied probability in [0,1], not a USD price; same field name as perps because Hyperliquid upstream uses markPx for both. oracle_price is omitted for HIP-4 (outcomes have no oracle feed).
Route Metadata
| Field | Value |
|---|---|
| Method | GET |
| Path | /v1/hyperliquid/hip4/prices/{symbol} |
| operationId | getHip4PriceHistory |
| Tag | HIP-4 Outcomes - Convenience |
| Family | HIP-4 |
| Deprecated or legacy | no |
Human endpoint reference
OpenGET /v1/hyperliquid/hip4/prices/{symbol} for authentication, parameters, responses, and examples.
Request Parameters
Path Parameters
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"title": "getHip4PriceHistory path parameters",
"type": "object",
"required": [
"symbol"
],
"properties": {
"symbol": {
"description": "HIP-4 coin id (e.g., `0` for outcome 0 Yes side, `1` for No side). The `#`-prefixed form (`#0`, `#1`) is also accepted.",
"type": "string",
"example": "0",
"x-parameter-location": "path"
}
}
}
Query Parameters
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"title": "getHip4PriceHistory query parameters",
"type": "object",
"properties": {
"start": {
"description": "Start timestamp in milliseconds",
"type": "integer",
"format": "int64",
"x-parameter-location": "query"
},
"end": {
"description": "End timestamp in milliseconds",
"type": "integer",
"format": "int64",
"x-parameter-location": "query"
},
"interval": {
"description": "Aggregation interval",
"type": "string",
"enum": [
"1m",
"5m",
"15m",
"30m",
"1h",
"4h",
"1d"
],
"x-parameter-location": "query"
},
"limit": {
"description": "Maximum number of results (default: 100, max: 1000)",
"type": "integer",
"default": 100,
"maximum": 1000,
"x-parameter-location": "query"
},
"cursor": {
"description": "Cursor for pagination",
"type": "string",
"x-parameter-location": "query"
}
}
}
Response Contracts
Status 200
Price history dataapplication/json
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"title": "getHip4PriceHistory response 200",
"description": "API response containing an array of price snapshots",
"type": "object",
"properties": {
"data": {
"type": "array",
"items": {
"description": "Price snapshot with family-applicable price fields. Optional mark, oracle, or mid fields may be omitted when that route family does not supply them.",
"type": "object",
"required": [
"timestamp"
],
"properties": {
"mark_price": {
"description": "Mark price",
"type": "string",
"nullable": true,
"example": "95000.50"
},
"mid_price": {
"description": "Mid price",
"type": "string",
"nullable": true,
"example": "95000.00"
},
"oracle_price": {
"description": "Oracle price",
"type": "string",
"nullable": true,
"example": "94998.25"
},
"timestamp": {
"description": "Snapshot timestamp (UTC)",
"type": "string",
"format": "date-time",
"example": "2026-02-23T12:00:00.000Z"
}
}
}
},
"meta": {
"type": "object",
"properties": {
"count": {
"description": "Number of records returned",
"type": "integer"
},
"next_cursor": {
"description": "Cursor for pagination",
"type": "string",
"nullable": true
}
}
},
"success": {
"type": "boolean",
"example": true
}
}
}
Status 400
Invalid requestapplication/json
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"title": "getHip4PriceHistory response 400",
"description": "Error response",
"type": "object",
"properties": {
"code": {
"description": "HTTP status code",
"type": "integer"
},
"error": {
"description": "Error message",
"type": "string"
},
"error_code": {
"description": "Machine-readable error code. Common values: `invalid_query_params` (a query parameter failed to parse or validate) and `invalid_path_params` (a path parameter failed to parse). Other endpoint-specific codes exist; treat unknown codes as generic errors of the given HTTP status.",
"type": "string"
},
"param": {
"description": "The parameter at fault, when the error is about one parameter.",
"type": "string"
},
"request_id": {
"description": "Unique request ID for support",
"type": "string",
"format": "uuid"
},
"success": {
"description": "Always false on an error.",
"type": "boolean",
"example": false
}
}
}
OpenAPI example
{
"code": 400,
"error": "Failed to deserialize query string: limit: invalid digit found in string",
"error_code": "invalid_query_params",
"param": "limit",
"request_id": "3f2a9c71-5b0e-4d68-9a4c-7e1d2b6f8a05",
"success": false
}
Status 401
Authentication requiredapplication/json
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"title": "getHip4PriceHistory response 401",
"description": "Error response",
"type": "object",
"properties": {
"code": {
"description": "HTTP status code",
"type": "integer"
},
"error": {
"description": "Error message",
"type": "string"
},
"error_code": {
"description": "Machine-readable error code. Common values: `invalid_query_params` (a query parameter failed to parse or validate) and `invalid_path_params` (a path parameter failed to parse). Other endpoint-specific codes exist; treat unknown codes as generic errors of the given HTTP status.",
"type": "string"
},
"param": {
"description": "The parameter at fault, when the error is about one parameter.",
"type": "string"
},
"request_id": {
"description": "Unique request ID for support",
"type": "string",
"format": "uuid"
},
"success": {
"description": "Always false on an error.",
"type": "boolean",
"example": false
}
}
}
OpenAPI example
{
"code": 401,
"error": "Missing authentication credentials. Provide X-API-Key header or Bearer token.",
"error_code": "unauthorized",
"request_id": "71ed4b6f-63ef-4ae1-a123-07ffa47c1c14",
"success": false
}
Status 429
Rate limit exceededapplication/json
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"title": "getHip4PriceHistory response 429",
"description": "Error response",
"type": "object",
"properties": {
"code": {
"description": "HTTP status code",
"type": "integer"
},
"error": {
"description": "Error message",
"type": "string"
},
"error_code": {
"description": "Machine-readable error code. Common values: `invalid_query_params` (a query parameter failed to parse or validate) and `invalid_path_params` (a path parameter failed to parse). Other endpoint-specific codes exist; treat unknown codes as generic errors of the given HTTP status.",
"type": "string"
},
"param": {
"description": "The parameter at fault, when the error is about one parameter.",
"type": "string"
},
"request_id": {
"description": "Unique request ID for support",
"type": "string",
"format": "uuid"
},
"success": {
"description": "Always false on an error.",
"type": "boolean",
"example": false
}
}
}
OpenAPI example
{
"code": 429,
"error": "Rate limit exceeded"
}