---
title: "Convert STEP to glTF (simple)"
method: POST
path: "/api/v1/convert/step-to-gltf"
tags: ["Convert"]
---

# Convert STEP to glTF (simple)

`POST /api/v1/convert/step-to-gltf`

Upload a STEP file first via the Files API, then convert it to glTF. Returns **202 Accepted** with a task ID.

## Request body

- ConvertSimpleRequest
  - `stepFileId` string, uuid, required — File ID from POST /api/v1/files/upload + confirm
  - `meshPrecision` number — Mesh tessellation precision

## 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` — 7 breaking, 7 warning, 4 info
  - the `meshPrecision` request property's min was increased to `0.01`
  - the `stepFileId` request property format changed from no format to `uuid`
  - the response property `data` became optional for the status `202`
  - the response property `ok` became optional for the status `202`
  - …14 more

[Change history](https://skmtc.dev/bitbybit-dev/apis/bitbybit-cad-cloud-api/changes/api/v1/convert/step-to-gltf/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)