C
cnvs.app
/draw_stroke
Draw Stroke
Draw a freehand stroke on the board. Use for arrows, underlines, connector lines, annotations, or simple shapes — a straight line needs two points, a rough circ
liveverifiedunknown~5s typical
mcpprobedcnvs.app
$0.0020
per call
plus $0.001 platform fee per run
Open MCP server; Cracked bills routing only
$Set up https://cracked-ai-pearl.vercel.app/SKILL.md, then use Cracked to run mcp-app-cnvs-whiteboard /draw_stroke for me.
Input
| Field | Type | Description |
|---|---|---|
| board_id* | string | |
| id | string | |
| points* | string | Points as [[x,y],...], flat [x1,y1,x2,y2,...], or a JSON string of either. |
| color | string | |
| author | string | |
| access_key | string | 8-character lowercase alphanumeric board access key when the board is locked (legacy 6-cha |
Call it
curl
curl https://cracked-ai-pearl.vercel.app/v1/run \
-H "Authorization: Bearer ck_live_..." -H "content-type: application/json" \
-d '{"provider":"mcp-app-cnvs-whiteboard","endpoint":"/draw_stroke","input":{"board_id":"...","points":"..."}}'cli
npx cracked-ai run -p mcp-app-cnvs-whiteboard -e /draw_stroke -i '{"board_id":"...","points":"..."}'mcp
run_tool({ provider: "mcp-app-cnvs-whiteboard", endpoint: "/draw_stroke", input: {"board_id":"...","points":"..."} })Try it
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