mathburst.fireheartjerry.chatgpt.site
A live mathematical canvas for reasoning, visualization, and WebMCP-native tutoring.
First seen 2026-11-05 · Last seen 2026-11-05 · Source: webmcp.com
Answer 9 · Act 37 · Transact 2 · Score: Not yet scored
Tool inspector
annotate_object
Leave a short note (≤ 140 characters) beside an object, typed or handwritten, attributed to the Tutor and undoable. Placed right, below, above or left of the target. Use for marks, hints and corrections, never to solve for the learner. Use edit_text to change it later.
Input schema
| Property | Type | Required | Description |
|---|---|---|---|
objectId |
string | yes | Id of the object to annotate. |
text |
string | yes | Note text, up to 140 characters, e.g. "Check the sign here". |
presentation |
string | no | "typed" (default, 16 px) or "handwritten" (22 px script). |
placement |
string | no | Side of the target to place the note. Default "right". |
color |
string | no | CSS text color. Default "#7c5cff" (Tutor violet). |
Raw JSON schema
{
"type": "object",
"properties": {
"objectId": {
"type": "string",
"minLength": 1,
"description": "Id of the object to annotate."
},
"text": {
"type": "string",
"minLength": 1,
"maxLength": 140,
"description": "Note text, up to 140 characters, e.g. \"Check the sign here\"."
},
"presentation": {
"type": "string",
"enum": [
"typed",
"handwritten"
],
"description": "\"typed\" (default, 16 px) or \"handwritten\" (22 px script)."
},
"placement": {
"type": "string",
"enum": [
"right",
"below",
"above",
"left"
],
"description": "Side of the target to place the note. Default \"right\"."
},
"color": {
"type": "string",
"description": "CSS text color. Default \"#7c5cff\" (Tutor violet)."
}
},
"required": [
"objectId",
"text"
],
"additionalProperties": false
}
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