---
title: "Provision seat tracking cost allocation"
method: POST
path: "/v1/seat-tracking/projects/{projectId}/cost-allocation"
tags: ["Seat Tracking"]
---

# Provision seat tracking cost allocation

`POST /v1/seat-tracking/projects/{projectId}/cost-allocation`

## Request

- Base URL: `https://api.nops.io`
- URL: `https://api.nops.io/v1/seat-tracking/projects/{projectId}/cost-allocation`
- Auth: HTTP bearer
- TypeScript: <https://skmtc.dev/nops/apis/nops-public-api/docs/v1/seat-tracking/projects/:projectId/cost-allocation/post.ts> (a function with typed inputs; its response is checked against the schema)

Create or reuse a Cost Allocation showback for this seat tracking project.

## Path parameters

- `projectId` string, required: Seat tracking project ID

## Headers

- `Idempotency-Key` string, required: Unique key for safe retries on write requests (required, max 64 characters).

## Response `201`

Create or reuse a Cost Allocation showback for this seat tracking project.

- PublicApiError
  - `error` object, required
    - `code` string, required
    - `message` string, required
    - `request_id` string, required

## Other responses

- `401`: Unauthorized — invalid or missing API key
- `403`: Forbidden — insufficient permissions or entitlement

---

[API](https://skmtc.dev/nops/apis/nops-public-api.md) - [All operations](https://skmtc.dev/nops/apis/nops-public-api/llms.txt) - [OpenAPI document](https://skmtc.dev/nops/apis/nops-public-api/revisions/ac549fa495dd?raw)