---
title: "Create Uploaded Debug Decomposition Session"
method: POST
path: "/api/agent/decomposition-debug/sessions/upload"
---

# Create Uploaded Debug Decomposition Session

`POST /api/agent/decomposition-debug/sessions/upload`

## Response `201`

Successful Response

- object

## Other responses

- `422` — Validation Error

## Changes

- **2026-09-03** `54e858aff21b` — 1 info
  - added the new optional request property `need_editable_captions`

[Change history](https://skmtc.dev/latted/apis/motion-graphics-designer-api/changes/api/agent/decomposition-debug/sessions/upload/post.md)

---

[API](https://skmtc.dev/latted/apis/motion-graphics-designer-api.md) · [All operations](https://skmtc.dev/latted/apis/motion-graphics-designer-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/latted/motion-graphics-designer-api/revisions/54e858aff21b/schema)