API reference

POSTRetry one delivery now

POST /v1/webhook_deliveries/{delivery_id}/retry: Re-queues this delivery's event to its endpoint, reusing its webhook-id (a logged ping too, to re-verify the receiver).

POSThttps://api.light-ai.app/v1/webhook_deliveries/{delivery_id}/retry

Re-queues this delivery's event to its endpoint, reusing its webhook-id (a logged ping too, to re-verify the receiver). A test-mode retry counts toward the organization's 500 test deliveries a day (429 past it).

Scope	`webhooks:manage`
Credential	API key: `Authorization: Bearer lai_live_…` (or `lai_test_…`). Partner keys add `Light-AI-Organization`.
Test mode	Works with test keys (test objects only).
Idempotency	`Idempotency-Key` supported. See Idempotency.

Path parameters#

delivery_idstringrequired#

The delivery id (whd_…). Id prefix whd_.

Headers#

Light-AI-Organizationstring#

Partner keys: the connected organization to act for (org_…). Organization keys may omit it. Id prefix org_.

Light-AI-Versionstring#

Pin a dated API version (defaults to the key's version). One of: 2026-11-01.

Idempotency-Keystring#

Retry-safe writes: the same key and body replay the first response for 24 hours (Idempotent-Replayed: true). 8–128 characters.

Request body#

An empty JSON object ({}) or no body.

Response 200#

Queued (1) or skipped (0).

objectstringrequired#

Always webhook_replay.

queuedintegerrequired#

Errors#

Status	Meaning
`400`	Bad request. `bad_request`, `test_mode_mismatch`, `test_mode_unsupported`, `unsupported_api_version`
`401`	Missing or invalid credential. `authentication_required`, `invalid_api_key`, `api_key_revoked`, `api_key_expired`, `api_key_suspended`
`403`	Not allowed. `insufficient_scope`, `plan_upgrade_required`, `organization_paused`, `organization_off_season`, `api_disabled`, `api_access_not_enabled`, `ip_not_allowed`, `forbidden`
`404`	Not found (also for objects of other organizations and for organizations without an active grant).
`409`	Conflict. `stale_state`, `conflict`, `idempotency_in_progress`, `idempotency_scope_mismatch`, `quote_already_decided`, `quote_not_current`, `billing_review_required`
`413`	Request bodies are limited to 256 KB.
`415`	The body is not JSON: send Content-Type: application/json. `unsupported_media_type`
`422`	Validation failed. `idempotency_key_reused`
`429`	Rate limited or daily cap reached. See Retry-After and the RateLimit headers. `rate_limited`, `daily_cap_reached`
`500`	Unexpected server error. Safe to retry with exponential backoff; quote the Request-Id to support. `internal_error`
`503`	Temporarily unavailable. Retry with exponential backoff. `service_unavailable`

Request

curl -X POST "https://api.light-ai.app/v1/webhook_deliveries/{delivery_id}/retry" \
  -H "Authorization: Bearer $LIGHT_AI_API_KEY" \
  -H "Idempotency-Key: $(uuidgen)"

const response = await fetch('https://api.light-ai.app/v1/webhook_deliveries/{delivery_id}/retry', {
  method: 'POST',
  headers: {
    Authorization: `Bearer ${process.env.LIGHT_AI_API_KEY}`,
    'Idempotency-Key': crypto.randomUUID(),
  },
});
const data = await response.json();

import os, uuid, requests

response = requests.post(
    "https://api.light-ai.app/v1/webhook_deliveries/{delivery_id}/retry",
    headers={
        "Authorization": f"Bearer {os.environ['LIGHT_AI_API_KEY']}",
        "Idempotency-Key": str(uuid.uuid4()),
    },
    timeout=30,
)
data = response.json()

Response 200JSON

{
  "object": "webhook_replay",
  "queued": 0
}