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

# Heyreach Send Message: Inputs, Cost & CLI Example

> Sending a LinkedIn message in an existing HeyReach conversation. Includes inputs, outputs, pricing notes, Deepline CLI examples, and GTM automation guidance.

## Run in Enrichment Spreadsheet

<Info>
  Use this function as a column step in `deepline enrich`.
</Info>

```bash theme={null}
deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=heyreach_send_message:{"message":"{{message}}","conversation_id":"{{conversation_id}}","linkedin_account_id":"{{linkedin_account_id}}"}' --json
```

<Tip>
  Map payload values to spreadsheet columns with `{{column_name}}` placeholders.
</Tip>

## Input Schema

| Name                          | Type                | Required | Default | Description                              |
| ----------------------------- | ------------------- | -------- | ------- | ---------------------------------------- |
| `payload.message`             | `string`            | Yes      |         |                                          |
| `payload.conversation_id`     | `string`            | Yes      |         |                                          |
| `payload.linkedin_account_id` | `integer \| string` | Yes      |         | Numeric id as integer or numeric string. |
| `payload.subject`             | `string`            | No       |         |                                          |

<details>
  <summary>Show raw input schema</summary>

  ### Input JSON Schema

  ```json theme={null}
  {
    "type": "object",
    "description": "HeyReach send message input.",
    "properties": {
      "message": {
        "type": "string",
        "minLength": 1,
        "allowsTemplatePlaceholders": true
      },
      "conversation_id": {
        "type": "string",
        "minLength": 1,
        "maxLength": 500
      },
      "linkedin_account_id": {
        "description": "Numeric id as integer or numeric string.",
        "anyOf": [
          {
            "type": "integer",
            "minimum": 1
          },
          {
            "type": "string",
            "minLength": 1,
            "pattern": "^\\d+$"
          }
        ]
      },
      "subject": {
        "type": "string",
        "allowsTemplatePlaceholders": true
      }
    },
    "required": [
      "message",
      "conversation_id",
      "linkedin_account_id"
    ],
    "additionalProperties": false
  }
  ```
</details>

## Output Schema

| Name            | Type     | Required | Default | Description |
| --------------- | -------- | -------- | ------- | ----------- |
| `result.status` | `string` | Yes      |         |             |
| `result.result` | `object` | Yes      |         |             |

<details>
  <summary>Show raw output schema</summary>

  ### Output JSON Schema

  ```json theme={null}
  {
    "type": "object",
    "properties": {
      "status": {
        "type": "string"
      },
      "result": {
        "type": "object",
        "properties": {
          "data": {
            "type": "null"
          }
        },
        "required": [
          "data"
        ],
        "additionalProperties": true
      }
    },
    "required": [
      "status",
      "result"
    ],
    "additionalProperties": true
  }
  ```
</details>

## Advanced: Direct CLI

<Info>
  Use direct execution for single payload debugging.
</Info>

```bash theme={null}
deepline tools execute heyreach_send_message --payload '{
  "message": "string",
  "conversation_id": "string",
  "linkedin_account_id": "integer"
}' --json
```

### CLI flags

| Flag                        | Description                                         |
| --------------------------- | --------------------------------------------------- |
| `--json`                    | Print machine-readable output.                      |
| `--wait`                    | Wait for terminal provider status when supported.   |
| `--debug`                   | Enable wait mode with additional status/log output. |
| `--wait-timeout SECONDS`    | Max seconds to wait in wait mode.                   |
| `--poll-interval SECONDS`   | Polling interval in seconds during wait mode.       |
| `--timeout SECONDS`         | Request timeout in seconds.                         |
| `--connect-timeout SECONDS` | Connection timeout in seconds.                      |

## Cost

* Pricing model: `fixed` (per call).
* Estimated Deepline credits: `0` per pricing unit.
* Provider-native pricing may still exist outside Deepline credit billing.
* Billing mode: `no_bill`.