API reference

Deliverability

Inspect events, reputation outcomes, and blocked recipients.

Filter deliverability

GET/deliverability/stats

API key

Retrieve 30-day delivery statistics

Request

curl https://sendhq.cc/api/v1/deliverability/stats \
  -X GET \
  -H "Authorization: Bearer $SENDHQ_API_KEY"

200 Response

{
  "window": "30d",
  "sent": 0,
  "delivery": 0,
  "bounce": 0,
  "complaint": 0,
  "deliveryRate": null
}

GET/deliverability/reputation

API key

List reputation state by exact sender identity

Request

curl https://sendhq.cc/api/v1/deliverability/reputation \
  -X GET \
  -H "Authorization: Bearer $SENDHQ_API_KEY"

200 Response

{
  "data": [
    {
      "sender": "alerts@example.com",
      "status": "active",
      "dailyLimit": 2000,
      "reason": null,
      "cleanSince": "2026-09-01T00:00:00.000Z",
      "warnedAt": null,
      "pausedAt": null,
      "evaluatedAt": "2026-09-07T00:00:00.000Z"
    }
  ],
  "count": 1
}

GET/suppressions

API key

List workspace suppressions

Query parameterslimitoffset

Request

curl https://sendhq.cc/api/v1/suppressions \
  -X GET \
  -H "Authorization: Bearer $SENDHQ_API_KEY"

200 Response

{
  "data": [],
  "count": 0
}

DELETE/suppressions/:email

API key

Remove an eligible bounce suppression

Request

curl https://sendhq.cc/api/v1/suppressions/email_value \
  -X DELETE \
  -H "Authorization: Bearer $SENDHQ_API_KEY"

200 Response

{
  "ok": true
}

GET/blocked-recipients

API key

List bounces, complaints, and unsubscribes

Query parameterslimit

Request

curl https://sendhq.cc/api/v1/blocked-recipients \
  -X GET \
  -H "Authorization: Bearer $SENDHQ_API_KEY"

200 Response

{
  "data": [],
  "count": 0,
  "summary": {
    "total": 0,
    "unsubscribe": 0,
    "bounce": 0,
    "complaint": 0
  }
}