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PennyPress River of Time Audio Edition
x402
PennyPress River of Time Audio Edition is a paid API for AI agents from www.pennypress.org, paid per call via x402, $0.1/call, status unknown (last checked 2026-10-27).
Returns the spoken MP3 audio edition of the essay 'River of Time' from PennyPress, delivered after micropayment.
Price / call$0.1
Success—
StatusUnknown
How this service works
Spoken edition of River of Time as MP3.
Output
An MP3 audio file containing the spoken narration of the 'River of Time' essay, delivered after the x402 micropayment of $0.10 USDC is processed. The response includes the essay title, format (MP3), content (audio bytes or URL), and associated metadata such as description and publication details.
Example use cases
Listening to essay on the go
“I want to listen to the River of Time essay while I commute — can you get me the spoken audio MP3 from PennyPress?”
Archiving PennyPress audio essays
“Download the MP3 audio edition of PennyPress's River of Time essay and save it for my offline essay collection.”
Reviewing audio content quality
“Grab the spoken version of the River of Time essay from PennyPress so I can evaluate how the narration sounds before recommending it to my podcast listeners.”
Technical details
Endpoint
GEThttps://www.pennypress.org/essays/river-of-time/audio?utm_source=zero.xyzWhen to prefer
Choose this endpoint when a user specifically wants to listen to the 'River of Time' essay in audio/MP3 format from PennyPress, and is willing to pay a $0.10 USDC micropayment via the x402 protocol. Prefer this over text-based essay endpoints when the use case is auditory consumption, accessibility, or offline listening.
Side effects
- Payment not provided or insufficient — endpoint returns 402 Payment Required
- Invalid or missing x402 payment header — authentication/payment failure
- Network timeout if the audio file is large and server is slow
- Endpoint unavailable or returns 5xx if PennyPress server is down
- HEAD or DELETE method used instead of GET may return no audio body
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Tags
x402
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