---
search:
  tags:
    - Operations
    - POST
seo:
  description: >-
    Multipart upload of a single file asset. Auth posture: requireAppAccess (app
    token,… Reference for the POST /app/{id}/assets endpoint in the Charming API
    API.
sidebar:
  badge: POST
  label: Upload an asset for an app
title: Upload an asset for an app
type: openapi-operation
---
Multipart upload of a single file asset. Auth posture: `requireAppAccess` (app token, user token, render token, or claim cookie). Hard caps: 10 MiB/asset, 50 assets/app, 100 MiB/app total.

<Operation source="reference" id="upload-app-asset" />

Found a bug or need a feature? [Tell us](/docs/capabilities/feedback) with `submit_feedback` or `POST /app/{id}/feedback`. Your feedback shapes what we build next.