---
title: "Upload file"
method: POST
path: "/session/{sessionID}/upload"
---

# Upload file

`POST /session/{sessionID}/upload`

Upload a file to the session's working directory. Supports chunked uploads via Content-Range header for resume support.

## Path parameters

- `sessionID` string, required

## Query parameters

- `directory` string

## Response `200`

File uploaded successfully

- object
  - `filename` string, required
  - `path` string, required
  - `size` number, required

## Other responses

- `400` — Bad request
- `404` — Not found

---

[API](https://skmtc.net/martian-engineering/apis/voltcode.md) · [All operations](https://skmtc.net/martian-engineering/apis/voltcode/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/martian-engineering/voltcode/revisions/d28625e4a7ea/schema)