---
title: "POST /v2/start-failure-mode-assessment"
method: POST
path: "/v2/start-failure-mode-assessment"
---

# POST /v2/start-failure-mode-assessment

`POST /v2/start-failure-mode-assessment`

Starts a failure mode assessment.

## Request body

- object
  - `serviceArn` string, required — ARN identifier.
  - `clientToken` string — Idempotency token.

## Response `200`

Success

- StartFailureModeAssessmentResponse
  - `assessmentId` string — The unique identifier of the started assessment.
  - `serviceArn` string — ARN identifier.
  - `assessmentStatus` 'NOT_STARTED' | 'PENDING' | 'IN_PROGRESS' | 'FAILED' | 'SUCCESS' — The status of the started assessment.
  - `startedAt` string, date-time — The timestamp when the assessment started.

## Other responses

- `480` — InternalServerException
- `481` — ResourceNotFoundException
- `482` — ValidationException
- `483` — ConflictException
- `484` — ThrottlingException
- `485` — AccessDeniedException

---

[API](https://skmtc.net/aws/apis/resiliencehubv2.md) · [All operations](https://skmtc.net/aws/apis/resiliencehubv2/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/aws/resiliencehubv2/versions/27331d252935/schema)