---
title: "Execute a single CAD operation"
method: POST
path: "/api/v1/cad/execute"
tags: ["CAD"]
---

# Execute a single CAD operation

`POST /api/v1/cad/execute`

Runs one OCCT operation by its dotted path (e.g. `occt.shapes.solid.createSphere`). Returns **202 Accepted** with a task ID.

## Request body

- CadExecuteRequest
  - `operation` string, required — Dotted path to an OCCT operation
  - `params` object — Operation-specific parameters

## Response `202`

Task accepted for processing

- SuccessResponseTaskCreated
  - `ok` true
  - `data` TaskCreatedResult
    - `taskId` string, uuid, required
    - `status` 'queued', required
    - `statusUrl` string, required

## Other responses

- `400` — Request validation failed

## Changes

- **2026-04-17** `5eb4ed0f33c7` — 6 breaking, 3 warning, 5 info
  - the `params` request property type/format changed from ``/`` to `object`/``
  - the response property `data` became optional for the status `202`
  - the response property `ok` became optional for the status `202`
  - the `ok` response property const value `false` was removed for the status `400`
  - …10 more

[Change history](https://skmtc.dev/bitbybit-dev/apis/bitbybit-cad-cloud-api/changes/api/v1/cad/execute/post.md)

---

[API](https://skmtc.dev/bitbybit-dev/apis/bitbybit-cad-cloud-api.md) · [All operations](https://skmtc.dev/bitbybit-dev/apis/bitbybit-cad-cloud-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/bitbybit-dev/bitbybit-cad-cloud-api/revisions/5eb4ed0f33c7/schema)