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

# Go

> Use KarFlows APIs from Go.

## Unified message

```go theme={null}
package main

import (
	"bytes"
	"encoding/json"
	"fmt"
	"net/http"
	"os"
)

func main() {
	baseURL := "https://your-karflows-domain.com"
	token := os.Getenv("KARFLOWS_UNIFIED_TOKEN")

	payload := map[string]any{
		"to":           "+255700000000",
		"text":         "Your order has been received.",
		"channels":     []string{"whatsapp_qr", "sms"},
		"deliveryMode": "fallback",
		"whatsappFrom": "447405993704",
		"sender":       "APPROVED",
	}

	body, _ := json.Marshal(payload)
	req, _ := http.NewRequest("POST", baseURL+"/api/omni/send", bytes.NewReader(body))
	req.Header.Set("Authorization", "Bearer "+token)
	req.Header.Set("Content-Type", "application/json")

	res, err := http.DefaultClient.Do(req)
	if err != nil {
		panic(err)
	}
	defer res.Body.Close()

	fmt.Println("Status:", res.Status)
}
```