> ## 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.

# Get Lighter L3 orderbook JSON Schema

> Get Lighter L3 orderbook JSON Schema contract. Includes route metadata, request parameters, response statuses, examples, and JSON fields for implementation.

Source OpenAPI: 0xArchive API 1.5.0; 140 paths; 119 component schemas.

Get the full L3 orderbook with individual orders for a Lighter.xyz symbol. Shows every resting order with its price, size, order ID, and owner address.

## Route Metadata

| Field                | Value                              |
| -------------------- | ---------------------------------- |
| Method               | `GET`                              |
| Path                 | `/v1/lighter/l3orderbook/{symbol}` |
| operationId          | `getLighterL3Orderbook`            |
| Tag                  | Lighter - L3 Order Book            |
| Family               | Lighter                            |
| Deprecated or legacy | no                                 |

## Request Parameters

### Path Parameters

```json theme={"theme":"github-dark"}
{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "getLighterL3Orderbook path parameters",
  "type": "object",
  "required": [
    "symbol"
  ],
  "properties": {
    "symbol": {
      "description": "Trading pair symbol (e.g., BTC, ETH, SOL)",
      "type": "string",
      "example": "BTC",
      "x-parameter-location": "path"
    }
  }
}
```

## Response Contracts

### Status 200

L3 orderbook snapshot

#### application/json

```json theme={"theme":"github-dark"}
{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "getLighterL3Orderbook response 200",
  "type": "object",
  "properties": {
    "data": {
      "type": "array",
      "items": {
        "type": "object"
      }
    },
    "meta": {
      "type": "object",
      "properties": {
        "count": {
          "type": "integer"
        },
        "next_cursor": {
          "type": "string"
        },
        "request_id": {
          "type": "string",
          "format": "uuid"
        }
      }
    },
    "success": {
      "type": "boolean",
      "example": true
    }
  }
}
```

### Status 400

Invalid request

#### application/json

```json theme={"theme":"github-dark"}
{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "getLighterL3Orderbook response 400",
  "description": "Error response",
  "type": "object",
  "properties": {
    "code": {
      "description": "HTTP status code",
      "type": "integer"
    },
    "error": {
      "description": "Error message",
      "type": "string"
    }
  }
}
```

##### OpenAPI example

```json theme={"theme":"github-dark"}
{
  "code": 400,
  "error": "Invalid request parameters"
}
```

### Status 401

Authentication required

#### application/json

```json theme={"theme":"github-dark"}
{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "getLighterL3Orderbook response 401",
  "description": "Error response",
  "type": "object",
  "properties": {
    "code": {
      "description": "HTTP status code",
      "type": "integer"
    },
    "error": {
      "description": "Error message",
      "type": "string"
    }
  }
}
```

##### OpenAPI example

```json theme={"theme":"github-dark"}
{
  "code": 401,
  "error": "Missing or invalid API key. Provide X-API-Key header."
}
```

### Status 429

Rate limit exceeded

#### application/json

```json theme={"theme":"github-dark"}
{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "getLighterL3Orderbook response 429",
  "description": "Error response",
  "type": "object",
  "properties": {
    "code": {
      "description": "HTTP status code",
      "type": "integer"
    },
    "error": {
      "description": "Error message",
      "type": "string"
    }
  }
}
```

##### OpenAPI example

```json theme={"theme":"github-dark"}
{
  "code": 429,
  "error": "Rate limit exceeded"
}
```