material.sc
A live Material canvas that exposes WebMCP tools. Open it in an agent browser and ask your agent to read, create, and arrange cards with you.
First seen 2026-11-05 · Last seen 2026-11-05 · Source: webmcp.com
Answer 4 · Act 4 · Transact 0 · Score: Not yet scored
Tool inspector
edit_card
Edit user-authored fields on a Material card. title and annotation work on any card; noteText only works on note cards and does not mutate captured source text. Demo canvas — the change is visible live but ephemeral (resets on reload).
Page: /webmcp-demo
Input schema
| Property | Type | Required | Description |
|---|---|---|---|
itemId |
string | yes | — |
title |
string | no | — |
annotation |
string | no | — |
noteText |
string | no | Plain text body for note cards only. |
Raw JSON schema
{
"type": "object",
"properties": {
"itemId": {
"type": "string"
},
"title": {
"type": "string"
},
"annotation": {
"type": "string"
},
"noteText": {
"type": "string",
"description": "Plain text body for note cards only."
}
},
"required": [
"itemId"
],
"additionalProperties": false
}
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