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Penny Press Lexicon Snapshot
x402
Penny Press Lexicon Snapshot is a paid API for AI agents from pennypress.org, paid per call via x402, $0.25/call, status unknown (last checked 2026-10-12).
Returns a machine-readable snapshot of the Penny Press Lexicon — a curated glossary of terms related to freedom, truth, and social structures — as a JSON list of defined terms.
Price / call$0.25
Success—
StatusUnknown
How this service works
A repository of essays on freedom, truth, and the structures around us, in machine-readable form. Free for humans. Pennies for machines.
Output
A JSON object containing the lexicon name ('The Penny Press Lexicon'), version (e.g. '1.0.0'), total term count (e.g. 39), and an array of term objects with their definitions — all delivered after a $0.25 USDC micropayment via x402.
Example use cases
Philosophical term research assistant
“Fetch the latest Penny Press Lexicon snapshot and tell me all the terms they define — I'm building a reading guide on freedom and want to know what concepts they cover.”
AI agent knowledge base enrichment
“Pull the Penny Press Lexicon snapshot and load all 39 terms into my knowledge base so my agent can reference their definitions on freedom and social structures.”
Content alignment check for essay drafts
“Get me the current Penny Press Lexicon snapshot so I can cross-check which of their defined terms appear in my draft essay on civil liberties.”
Technical details
Endpoint
GEThttps://pennypress.org/lexicon/snapshot?utm_source=zero.xyzWhen to prefer
Choose this endpoint when you need a structured, machine-readable glossary of philosophical and political terms curated around freedom, truth, and social structures — specifically from the Penny Press corpus. It is a niche, opinionated lexicon rather than a general dictionary, so prefer it when you want this publication's specific conceptual vocabulary rather than broad definition lookups.
Side effects
- Payment not completed or rejected — 402 response returned, terms not delivered
- Invalid or malformed properties filter parameter — may return empty or unexpected subset
- Service unavailable or server error — no snapshot returned
- Stale snapshot if content has been updated since last version bump
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| properties | string |
Output
Schema · Response
{
"type": "json",
"example": {
"terms": [
{
"term": "(delivered after payment)"
}
],
"lexicon": "The Penny Press Lexicon",
"version": "1.0.0",
"term_count": 39
}
}Tags
x402
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