Get email metrics
curl --request GET \
--url https://app.sendmux.ai/api/v1/emails/metrics \
--header 'Authorization: Bearer <token>'import requests
url = "https://app.sendmux.ai/api/v1/emails/metrics"
headers = {"Authorization": "Bearer <token>"}
response = requests.get(url, headers=headers)
print(response.text)const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};
fetch('https://app.sendmux.ai/api/v1/emails/metrics', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));package main
import (
"fmt"
"net/http"
"io"
)
func main() {
url := "https://app.sendmux.ai/api/v1/emails/metrics"
req, _ := http.NewRequest("GET", url, nil)
req.Header.Add("Authorization", "Bearer <token>")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}{
"meta": {
"request_id": "req_clxxxxxxxxxxxxxxxxxxxxxxxxx"
},
"ok": true,
"data": {
"comparison": {
"change_pct": {
"failed": 10.53,
"pending": 0,
"rejected": 33.33,
"sent": 7.9,
"total": 8.01
},
"failed": 210,
"pending": 50,
"rejected": 80,
"sent": 14890,
"total": 15230
},
"summary": {
"failed": 210,
"pending": 50,
"rejected": 80,
"sent": 14890,
"total": 15230
},
"timeseries": [
{
"failed": 123,
"pending": 123,
"rejected": 123,
"sent": 123,
"timestamp": "2026-03-19T00:00:00Z",
"total": 123
}
]
}
}{
"error": {
"code": "invalid_parameter",
"message": "<string>",
"retryable": false,
"doc_url": "<string>",
"errors": [
{
"code": "invalid_string",
"field": "recipient.email",
"message": "<string>"
}
],
"param": "<string>"
},
"meta": {
"request_id": "req_clxxxxxxxxxxxxxxxxxxxxxxxxx"
},
"ok": false
}{
"error": {
"code": "invalid_parameter",
"message": "<string>",
"retryable": false,
"doc_url": "<string>",
"errors": [
{
"code": "invalid_string",
"field": "recipient.email",
"message": "<string>"
}
],
"param": "<string>"
},
"meta": {
"request_id": "req_clxxxxxxxxxxxxxxxxxxxxxxxxx"
},
"ok": false
}Emails
Get email metrics
Returns aggregated email delivery counts with flexible time windowing and comparison period.
GET
/
emails
/
metrics
Get email metrics
curl --request GET \
--url https://app.sendmux.ai/api/v1/emails/metrics \
--header 'Authorization: Bearer <token>'import requests
url = "https://app.sendmux.ai/api/v1/emails/metrics"
headers = {"Authorization": "Bearer <token>"}
response = requests.get(url, headers=headers)
print(response.text)const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};
fetch('https://app.sendmux.ai/api/v1/emails/metrics', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));package main
import (
"fmt"
"net/http"
"io"
)
func main() {
url := "https://app.sendmux.ai/api/v1/emails/metrics"
req, _ := http.NewRequest("GET", url, nil)
req.Header.Add("Authorization", "Bearer <token>")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}{
"meta": {
"request_id": "req_clxxxxxxxxxxxxxxxxxxxxxxxxx"
},
"ok": true,
"data": {
"comparison": {
"change_pct": {
"failed": 10.53,
"pending": 0,
"rejected": 33.33,
"sent": 7.9,
"total": 8.01
},
"failed": 210,
"pending": 50,
"rejected": 80,
"sent": 14890,
"total": 15230
},
"summary": {
"failed": 210,
"pending": 50,
"rejected": 80,
"sent": 14890,
"total": 15230
},
"timeseries": [
{
"failed": 123,
"pending": 123,
"rejected": 123,
"sent": 123,
"timestamp": "2026-03-19T00:00:00Z",
"total": 123
}
]
}
}{
"error": {
"code": "invalid_parameter",
"message": "<string>",
"retryable": false,
"doc_url": "<string>",
"errors": [
{
"code": "invalid_string",
"field": "recipient.email",
"message": "<string>"
}
],
"param": "<string>"
},
"meta": {
"request_id": "req_clxxxxxxxxxxxxxxxxxxxxxxxxx"
},
"ok": false
}{
"error": {
"code": "invalid_parameter",
"message": "<string>",
"retryable": false,
"doc_url": "<string>",
"errors": [
{
"code": "invalid_string",
"field": "recipient.email",
"message": "<string>"
}
],
"param": "<string>"
},
"meta": {
"request_id": "req_clxxxxxxxxxxxxxxxxxxxxxxxxx"
},
"ok": false
}Authorizations
Sendmux API key. Use a root API key for Management API routes, or a mailbox credential for Mailbox API routes. Obtain keys from the dashboard under API Keys.
Query Parameters
Preset time window (default: 24h)
Available options:
24h, 7d, 30d ISO 8601 start date (overrides window)
ISO 8601 end date
Timeseries granularity (default: daily)
Available options:
hourly, daily Filter by provider publicId
Response
Email metrics with comparison
Available options:
true Hide child attributes
Hide child attributes
Hide child attributes
Hide child attributes
Hide child attributes
Hide child attributes
Example:
210
Example:
50
Example:
80
Example:
14890
Example:
15230
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