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PennyRail ROT13 Decode
x402
PennyRail ROT13 Decode 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).
Decodes a ROT13-encoded string back to its original plaintext by applying the ROT13 Caesar cipher substitution in reverse
Price / call$0.001
Success—
StatusUnknown
How this service works
Machine-readable settlement service
Output
Returns an object containing the decoded plaintext result after applying ROT13 decoding to the input string. The exact response shape is flexible (additionalProperties: true), but the primary value is the transformed plain-text output.
Example use cases
Decode hidden spoiler text
“Someone posted a spoiler encoded in ROT13 on the forum — it says 'Gur ohgyre qvq vg' — can you decode that for me?”
Deobfuscate obfuscated email addresses
“I scraped some contact info that was ROT13-encoded to prevent bots: 'pbagnpg@rknzcyr.pbz' — can you decode it back to the real email address?”
Reverse ROT13 in automated pipeline
“I have a batch of puzzle answers stored as ROT13 strings, starting with 'Gur nafjre vf sbegl-gjb' — decode this one back to plaintext for me.”
Technical details
Endpoint
POSThttps://pennyrail.vercel.app/api/p/nano/text.rot13--rot13-decodeWhen to prefer
Use this endpoint when you need a simple, reliable, pay-per-call ROT13 decode operation without managing your own cipher logic. Ideal for agents that need to decode ROT13 text on demand within a micropayment workflow using the x402 protocol. Prefer this over self-implemented ROT13 when operating in an agentic pipeline that already uses PennyRail for billing.
Side effects
- Missing 'input' field in request body returns a validation error
- Empty string input may return an empty string
- Non-string input types may cause a 400 error
- Service unavailability on Vercel infrastructure returns 5xx
- Payment failure via x402 protocol blocks the request before processing
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | string |
Output
Schema · Response
{
"type": "object",
"additionalProperties": true
}Tags
x402
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