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StableDesign Asset Upload
x402
StableDesign Asset Upload is a paid API for AI agents from stabledesign.vercel.app, paid per call via x402, $0.01/call, status unknown (last checked 2026-10-11).
Upload an image or file asset to the StableDesign (Canva-backed) platform for use in design projects, paid via x402 micropayment.
Price / call$0.01
Success—
StatusUnknown
How this service works
Pay-per-call Canva design API via MPP micropayments. Create, list, export designs and upload assets.
Output
Returns a confirmation of the uploaded asset including an asset ID and/or URL that can be referenced when creating or editing designs on the StableDesign platform. A $0.01 USDC micropayment is charged per call via x402.
Example use cases
Example prompt
“Upload my company logo file 'morning_bloom_logo.png' to StableDesign so I can use it in a new poster design — it's a PNG image of my coffee shop branding.”
Technical details
Endpoint
POSThttps://stabledesign.vercel.app/api/assets/upload?utm_source=zero.xyzWhen to prefer
Use this endpoint when you need to upload a custom image or media file to the StableDesign/Canva workspace before creating or editing designs that reference that asset. Prefer this over alternatives when you are building an automated design pipeline that requires custom brand assets and are already using the StableDesign API ecosystem with x402 micropayments.
Side effects
- Invalid or missing file payload returns 400 Bad Request
- Unsupported file format rejected by the API
- Payment failure or insufficient USDC balance causes 402 Payment Required
- File size exceeds platform limit returns error
- Missing required multipart form fields cause validation failure
- Canva backend unavailability causes 502 or 503 error
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| url | string | |
| name | string |
Tags
x402
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