---
title: "Deliveries this endpoint exhausted every retry on, with the payload to inspect."
method: GET
path: "/webhooks/{id}/dead-letters"
tags: ["webhooks"]
---

# Deliveries this endpoint exhausted every retry on, with the payload to inspect.

`GET /webhooks/{id}/dead-letters`

## Request

- Base URL: `https://api.agentisend.com`
- URL: `https://api.agentisend.com/webhooks/{id}/dead-letters`
- Auth: HTTP bearer

## Path parameters

- `id` string, uuid, required

## Query parameters

- `limit` integer
- `cursor` string
- `after` string

## Response `200`

Success

- GetWebhooksByIdDeadLettersReply
  - `object` 'list', required
  - `data` object[], required
    - `id` string, uuid, required
    - `delivery_id` string, uuid, nullable, required
    - `event_id` string, uuid, required
    - `event_type` string, required
    - `occurred_at` string, date-time, required
    - `attempts` integer, required
    - `last_status_code` integer, nullable, required
    - `last_response_body` string, nullable, required
    - `reason` string, required
    - `payload` object, required
    - `created_at` string, date-time, required
  - `has_more` boolean, required
  - `next_cursor` string, nullable, required

## Other responses

- `400`: The request is malformed or a field failed validation. Codes: validation_error, invalid_idempotency_key, invalid_cursor, plan_not_purchasable, stripe_signature_invalid, support_upload_rejected, sign_in_check_required.
- `401`: No usable credential was sent. Codes: missing_api_key, session_required, mfa_required.
- `403`: The credential may not do this, or the account or key is stopped. Codes: sending_domain_blocked, young_domain_held, domain_sending_disabled, domain_not_verified, onboarding_recipient_not_a_member, onboarding_sender_unavailable, account_suspended, account_sandboxed, human_action_required, csrf_origin_rejected, charge_not_this_account, invalid_api_key, restricted_api_key, insufficient_role, invite_email_mismatch, domain_scope_violation, dedicated_ip_assigned_by_us, approval_required, staff_review_required, trust_paused, kill_switch_active.
- `404`: Nothing with this id exists on the account. Codes: billing_customer_missing, not_found, session_expired, support_ticket_not_found.
- `429`: A rate, quota or ramp ceiling was reached. Codes: onboarding_daily_cap_reached, trust_throttled, invite_limit_reached, rate_ceiling_exceeded, daily_quota_exceeded, monthly_quota_exceeded, rate_limit_exceeded, support_rate_limited.
- `500`: Something failed on our side. Codes: internal_server_error.

---

[API](https://skmtc.dev/agentisend/apis/agentisend-api.md) · [All operations](https://skmtc.dev/agentisend/apis/agentisend-api/llms.txt) · [OpenAPI document](https://skmtc.dev/agentisend/apis/agentisend-api/revisions/3066dda62a56?raw)