> ## 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.

# ApiResponseLighterInstrument Schema

> ApiResponseLighterInstrument JSON Schema for 0xArchive OpenAPI responses and field contracts. Includes schemas, examples, and implementation notes.

Source OpenAPI: 0xArchive API 1.8.0; 227 paths; 217 component schemas.

Use the JSON Schema block below for field-level types, required fields, nested objects, and enum values.

## Required Fields

No required fields are declared on this component schema.

## JSON Schema

```json theme={"theme":"github-dark"}
{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "ApiResponseLighterInstrument",
  "type": "object",
  "properties": {
    "data": {
      "description": "Trading instrument specification (Lighter). Different schema from Hyperliquid Instrument.",
      "type": "object",
      "required": [
        "is_active",
        "liquidation_fee",
        "maker_fee",
        "market_id",
        "market_type",
        "min_base_amount",
        "min_quote_amount",
        "price_decimals",
        "quote_decimals",
        "size_decimals",
        "status",
        "symbol",
        "taker_fee"
      ],
      "properties": {
        "is_active": {
          "description": "Whether the instrument is currently tradeable",
          "type": "boolean",
          "example": true
        },
        "liquidation_fee": {
          "description": "Liquidation fee rate",
          "type": "number",
          "example": 0.005
        },
        "maker_fee": {
          "description": "Maker fee rate (can be negative for rebates)",
          "type": "number",
          "example": 0.0001
        },
        "market_id": {
          "description": "Unique market identifier",
          "type": "integer",
          "example": 0
        },
        "market_type": {
          "description": "Type of market",
          "type": "string",
          "enum": [
            "perp",
            "spot"
          ],
          "example": "perp"
        },
        "min_base_amount": {
          "description": "Minimum order size in base currency",
          "type": "number",
          "example": 0.001
        },
        "min_quote_amount": {
          "description": "Minimum order value in quote currency",
          "type": "number",
          "example": 1
        },
        "price_decimals": {
          "description": "Price decimal precision",
          "type": "integer",
          "example": 2
        },
        "quote_decimals": {
          "description": "Quote currency decimal precision",
          "type": "integer",
          "example": 6
        },
        "size_decimals": {
          "description": "Size decimal precision",
          "type": "integer",
          "example": 4
        },
        "status": {
          "description": "Market status",
          "type": "string",
          "enum": [
            "active",
            "inactive",
            "delisted"
          ],
          "example": "active"
        },
        "symbol": {
          "description": "Instrument symbol",
          "type": "string",
          "example": "ETH"
        },
        "taker_fee": {
          "description": "Taker fee rate (e.g., 0.0004 = 0.04%)",
          "type": "number",
          "example": 0.0004
        }
      }
    },
    "meta": {
      "description": "Response metadata",
      "type": "object",
      "properties": {
        "count": {
          "description": "Number of records returned",
          "type": "integer"
        },
        "coverage_from": {
          "description": "Earliest coverage for the requested symbol and data type. Present only when the requested window ends before coverage begins.",
          "type": "string",
          "format": "date-time"
        },
        "has_more": {
          "description": "Present on cursor-paged routes: true when another page exists. `next_cursor` is present exactly when it is true.",
          "type": "boolean"
        },
        "next_cursor": {
          "description": "Cursor for pagination (timestamp). Use this value as the `cursor` parameter to fetch the next page of results.",
          "type": "string",
          "nullable": true
        },
        "notice": {
          "description": "Human-readable advisory about the response. Used when the requested window ends before coverage begins for the symbol, and on CVD responses that are one page of several; may carry other advisories in future.",
          "type": "string"
        },
        "request_id": {
          "description": "Unique request ID for support",
          "type": "string",
          "format": "uuid"
        },
        "symbol": {
          "description": "Present on per-symbol routes: the symbol the response covers.",
          "type": "string"
        },
        "venue": {
          "description": "Present on per-symbol routes: the venue the response covers, for example `hyperliquid` or `hip3`.",
          "type": "string"
        }
      }
    },
    "success": {
      "type": "boolean",
      "example": true
    }
  }
}
```

## Referenced components

* [ApiMeta](/schemas/components/api-meta)
* [LighterInstrument](/schemas/components/lighter-instrument)

## Referenced By

* [`GET /v1/lighter/instruments/{symbol}`](/schemas/operations/get-lighter-instrument)
* [`GET /v1/rh-lighter/instruments/{symbol}`](/schemas/operations/get-rh-lighter-instrument)


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