> ## Documentation Index
> Fetch the complete documentation index at: https://docs.b3os.org/llms.txt
> Use this file to discover all available pages before exploring further.

# Kalshi: Trade on Market

Triggers when a trade happens on a specific Kalshi market. Useful for monitoring market activity and reacting to trades in real time.

Trigger Markets

Triggers when a trade happens on a specific Kalshi market. Useful for monitoring market activity and reacting to trades in real time.

## At a Glance

| Field | Value |
| --- | --- |
| Trigger ID | `kalshi-market-trade` |
| Category | Markets |
| Tags | `kalshi`, `prediction-market`, `trading`, `market-monitoring`, `websocket`, `real-time` |

## Trigger Configuration

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `ticker` | `string` | Yes | Market ticker to monitor for trades |
| `minCount` | `number` | No | Minimum number of contracts in the trade to trigger |
| `takerSide` | `string` | No | Filter by taker side \(optional\) |

## Trigger Result

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `triggeredAt` | `string` | Yes | - |
| `trade` | `object` | Yes | - |

## Workflow Root Example

```json
{
  "nodes": {
    "root": {
      "type": "kalshi-market-trade",
      "payload": {
        "ticker": "example-ticker"
      },
      "children": [
        "log_event"
      ]
    },
    "log_event": {
      "type": "log",
      "payload": {
        "message": "Triggered at {{$trigger.triggeredAt}}"
      },
      "children": []
    }
  }
}
```

**Reference trigger output**

Downstream nodes can use `{{$trigger.triggeredAt}}` and any result fields listed above. Event triggers usually expose the raw source payload under a field such as `event`, `body`, `trade`, or `raw`.