curl "https://server.smartlead.ai/api/v1/campaigns/123/sequence-analytics?api_key=YOUR_KEY&start_date=2026-09-01T00:00:00.000Z&end_date=2026-09-30T23:59:59.999Z&time_zone=UTC"

import requests

API_KEY = "YOUR_API_KEY"
campaign_id = 123

response = requests.get(
    f"https://server.smartlead.ai/api/v1/campaigns/{campaign_id}/sequence-analytics",
    params={
        "api_key": API_KEY,
        "start_date": "2026-09-01T00:00:00.000Z",
        "end_date": "2026-09-30T23:59:59.999Z",
        "time_zone": "UTC",
    },
)
response.raise_for_status()

for sequence in response.json()["data"]["sequences"]:
    stats = sequence["total_stats"]
    print(f"step {sequence['seq_number']}: sent {stats['sent_count']}, "
          f"open {stats['open_percentage']}%, reply {stats['reply_percentage']}%")

const API_KEY = 'YOUR_API_KEY';
const campaignId = 123;

const params = new URLSearchParams({
  api_key: API_KEY,
  start_date: '2026-09-01T00:00:00.000Z',
  end_date: '2026-09-30T23:59:59.999Z',
  time_zone: 'UTC',
});

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

const { data } = await response.json();
data.sequences.forEach((s) => {
  console.log(s.seq_number, s.total_stats.sent_count, s.total_stats.reply_percentage);
});

{
  "ok": true,
  "data": {
    "campaign_id": 123,
    "sequences": [
      {
        "id": 4567,
        "email_campaign_seq_id": 4567,
        "seq_number": 1,
        "seq_type": "EMAIL",
        "seq_schedule_type": "IMMEDIATE",
        "subject_line": "Quick question about {{company_name}}",
        "seq_title": null,
        "total_stats": {
          "sent_count": 1240,
          "open_count": 372,
          "click_count": 89,
          "reply_count": 23,
          "bounce_count": 18,
          "sender_bounce_count": 3,
          "unsubscribed_count": 4,
          "skipped_count": 0,
          "positive_reply_count": 9,
          "open_percentage": 30,
          "click_percentage": 7.18,
          "reply_percentage": 1.85,
          "bounce_percentage": 1.45
        },
        "engagement_level": "high",
        "variants": [
          {
            "id": 8901,
            "variant_label": "A",
            "is_baseline": true,
            "created_at": "2026-09-01T10:15:00.000Z",
            "change_description": null,
            "stats": {
              "sent_count": 620,
              "open_count": 200,
              "open_percentage": 32.26,
              "click_count": 50,
              "click_percentage": 8.06,
              "reply_count": 14,
              "reply_percentage": 2.26,
              "bounce_count": 9,
              "sender_bounce_count": 1,
              "bounce_percentage": 1.45,
              "unsubscribed_count": 2,
              "positive_reply_count": 6
            }
          }
        ],
        "linkedin_stats": null,
        "manual_step_stats": null
      }
    ]
  }
}

{
  "message": "Invalid API Key"
}

{
  "error": "Campaign not found - Invalid campaign_id."
}