proxy_asset_fetch
ManagementProxy Asset Fetch
App-only tool. Fetch an asset binary by ID server-side for MCP App viewer rendering inside sandboxed hosts. Args: - asset_id: required — asset to fetch - team_id, project_id: required for OAuth callers Returns: base64 binary data in structuredContent plus content_type. Images may be resized for viewer performance and all assets are capped at 50MB. Examples: - App-only: viewer requests binary data for asset_id="asset_xxx" before rendering Don't use when: You need user-facing display or metadata. Prefer display_asset or manage_assets instead.
read-onlyidempotent
Parameters
| Name | Type | Required | Description |
|---|---|---|---|
| asset_id | string | ✓ | The asset ID to fetch binary data for |
| team_id | string | — | Team ID (required for OAuth) |
| project_id | string | — | Project ID (required for OAuth) |