x402-enabled NFT file upload endpoint at api.nftitem.io
What it does
The endpoint at https://api.nftitem.io/upload is an x402 protocol-enabled API that accepts POST requests and returns an HTTP 402 Payment Required challenge, indicating it is live and expects payment before processing. Based on the domain name and path, this endpoint appears to provide NFT-related file upload functionality — likely uploading images or other digital assets to decentralized or cloud storage for use in NFT minting or metadata workflows.
Very little documentation is available. The origin server returns 404 on all standard documentation paths (/docs, /api, /pricing, /README), and no OpenAPI schema, AI plugin manifest, or robots.txt was found. The x402 challenge was captured but contained an empty challenge body, meaning pricing details (token, amount, network) could not be determined from the probe. Without further documentation or a populated 402 challenge, the exact capabilities, accepted file types, storage backend, and cost per upload remain unknown.
Because of the sparse information, users should treat this listing as a stub. The endpoint is confirmed live (402 on POST), but all functional details are inferred from the URL path and domain name alone.
Capabilities
Use cases
- —Uploading images or media files for NFT minting pipelines
- —Storing digital assets with pay-per-upload pricing via x402
- —Programmatic file upload for NFT marketplace integrations
Fit
Best for
- —Developers building NFT minting workflows who need a pay-per-call upload API
- —Agents that need to upload files and pay per request via x402 protocol
- —Projects requiring decentralized or hosted NFT asset storage
Not for
- —Users who need detailed documentation or SLA guarantees before integrating
- —Free or high-volume bulk file uploads without per-request payment
Quick start
curl -X POST https://api.nftitem.io/upload \
-H "Content-Type: multipart/form-data" \
-F "file=@image.png"
# Returns 402 with x402 payment challenge; complete payment to proceed.Endpoint
Quality
The endpoint is confirmed live (HTTP 402 on POST), but the x402 challenge body is empty, no documentation exists at any crawled path, and no schema or pricing information is available. Nearly all details are inferred from the URL alone, making this effectively a stub listing.
Warnings
- —x402 challenge body is empty — pricing (token, amount, network) is unknown
- —No documentation found at any standard path (/docs, /api, /pricing, /README)
- —No OpenAPI schema or AI plugin manifest available
- —All functional details (accepted file types, storage backend, response format) are inferred from the domain and path name only
- —Origin root returns 404