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PennyRail UUID v4 Generator
x402
PennyRail UUID v4 Generator is a paid API for AI agents from pennyrail.vercel.app, paid per call via x402, $0.001/call, status unknown (last checked 2026-09-14).
Generates a new random UUID v4 identifier via a paid micro-transaction API endpoint
Price / call$0.001
Success—
StatusUnknown
How this service works
Machine-readable settlement service
Output
Returns a JSON object containing a newly generated UUID v4 string (e.g. '550e8400-e29b-41d4-a716-446655440000'), produced server-side and guaranteed to be unique for each call.
Example use cases
Unique ID for new database row
“I'm inserting a new record into my database and need a globally unique identifier — can you generate a UUID v4 for me right now?”
Session token seeding
“I need a brand-new UUID v4 to use as the base for a user session token — generate one for me please.”
Distributed event correlation
“I'm setting up a new event in my distributed system and need a unique UUID v4 to correlate logs across services — can you get one?”
Technical details
Endpoint
POSThttps://pennyrail.vercel.app/api/p/nano/utility.uuid-generate--uuid-v4When to prefer
Choose this endpoint when you need a server-side, trustworthy UUID v4 generation over client-side libraries — useful in constrained agent environments without access to native UUID libraries, or when you need an auditable, paid micro-transaction record of identifier generation. Suited for agents operating in sandboxed environments.
Side effects
- Payment failure or insufficient USDC balance returns 402 Payment Required
- Malformed input object may return 400 Bad Request
- Service unavailability on Vercel infrastructure returns 503
- Empty or missing 'input' field in the request body may cause a validation error
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object |
Output
Schema · Response
{
"type": "object",
"additionalProperties": true
}Tags
x402
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