---
title: "Upload a new part for a multipart upload"
method: POST
path: "/v1/datasets/uploads/{upload_id}/parts"
tags: ["datasets"]
---

# Upload a new part for a multipart upload

`POST /v1/datasets/uploads/{upload_id}/parts`

Upload a new part

## Path parameters

- `upload_id` string, required

## Query parameters

- `ai_project_id` string, nullable

## Response `200`

Successful Response

- CreatePartUploadResponse
  - `upload_part_info` UploadPartInfoResponse, required
    - `id` string, required — Part identifier
    - `upload_id` string, required — The object identifier, which can be referenced in the API endpoints.
    - `status` string, required — Status of the upload part
    - `created_at` integer, required — Unix timestamp when the dataset was created.

## Other responses

- `422` — Validation Error

---

[API](https://skmtc.net/nebius/apis/nebius-openai-compatible-inference-api.md) · [All operations](https://skmtc.net/nebius/apis/nebius-openai-compatible-inference-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/nebius/nebius-openai-compatible-inference-api/versions/0fb323abba3c/schema)