Starts a durable run that moves the test clock forward and processes every billing deadline due before the target time. Poll GET /test-clock for progress and terminal results. Sandbox only.
Starts a durable run that moves the test clock forward and processes every billing deadline due before the target time. Poll GET /test-clock for progress and terminal results. Sandbox only.
ApiKeyAuth In: header
Unique key used to safely retry this write for 24 hours without applying it twice.
1 <= length <= 200application/json
TypeScript Definitions
Use the request body type in TypeScript.
application/json
application/json
application/json
application/json
application/json
application/json
application/json
application/json
curl -X POST "https://example.com/test-clock" \ -H "Content-Type: application/json" \ -d '{ "advanceDays": 1 }'{ "id": "run_1a2b3c4d", "status": "pending", "startedAtTime": "2026-09-07T12:00:00.000Z", "targetTime": "2026-10-07T12:00:00.000Z", "estimatedDeadlineCount": 1, "completedDeadlineCount": 0, "failedDeadlineCount": 0, "error": null, "items": [], "object": "test_clock_run", "livemode": false}{ "error": { "type": "validation_error", "code": "validation_error", "message": "The request contains an invalid parameter.", "doc_url": "https://commet.co/docs/api-reference/2026-08-27/errors/validation_error.md" }}{ "error": { "type": "authentication_error", "code": "unauthorized", "message": "A valid API key is required.", "doc_url": "https://commet.co/docs/api-reference/2026-08-27/errors/unauthorized.md" }}{ "error": { "type": "authentication_error", "code": "forbidden", "message": "You do not have permission to perform this operation.", "doc_url": "https://commet.co/docs/api-reference/2026-08-27/errors/forbidden.md" }}{ "error": { "type": "conflict_error", "code": "idempotency_in_progress", "message": "A request with this idempotency key is still being processed.", "doc_url": "https://commet.co/docs/api-reference/2026-08-27/errors/idempotency_in_progress.md" }}{ "error": { "type": "rate_limit_error", "code": "rate_limited", "message": "Too many requests. Retry after the interval specified in the Retry-After header.", "doc_url": "https://commet.co/docs/api-reference/2026-08-27/errors/rate_limited.md" }}{ "error": { "type": "internal_error", "code": "internal_error", "message": "An unexpected error occurred while processing the request.", "doc_url": "https://commet.co/docs/api-reference/2026-08-27/errors/internal_error.md" }}{ "error": { "type": "internal_error", "code": "idempotency_unavailable", "message": "Idempotency storage is temporarily unavailable. Retry with the same idempotency key.", "doc_url": "https://commet.co/docs/api-reference/2026-08-27/errors/idempotency_unavailable.md" }}0 < value <= 9007199254740991