curl "https://server.smartlead.ai/api/v1/campaigns/123/analytics-by-date?api_key=YOUR_KEY&start_date=2025-01-01T00:00:00Z&end_date=2025-01-31T23:59:59Z"

import requests
from datetime import datetime, timedelta

API_KEY = "YOUR_API_KEY"
campaign_id = 123

# Get this month's analytics
start = datetime.now().replace(day=1, hour=0, minute=0).isoformat() + 'Z'
end = datetime.now().isoformat() + 'Z'

params = {
    "api_key": API_KEY,
    "start_date": start,
    "end_date": end
}

response = requests.get(
    f"https://server.smartlead.ai/api/v1/campaigns/{campaign_id}/analytics-by-date",
    params=params
)

analytics = response.json()
print(f"This month reply rate: {analytics['reply_rate']}%")

const API_KEY = 'YOUR_API_KEY';

// Get last 30 days analytics
const end = new Date();
const start = new Date();
start.setDate(start.getDate() - 30);

const params = new URLSearchParams({
  api_key: API_KEY,
  start_date: start.toISOString(),
  end_date: end.toISOString()
});

const response = await fetch(
  `https://server.smartlead.ai/api/v1/campaigns/123/analytics-by-date?${params}`
);

const analytics = await response.json();
console.log(`30-day reply rate: ${analytics.reply_rate}%`);

{
  "campaign_id": 123,
  "start_date": "2025-01-01T00:00:00Z",
  "end_date": "2025-01-31T23:59:59Z",
  "total_sent": 500,
  "open_rate": 48.0,
  "click_rate": 13.0,
  "reply_rate": 9.0
}