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Perpensum — Agentic Purchase Quality Verification and supporting work
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The organization Perpensum — Agentic Purchase Quality Verification and supporting work uses the llms.txt standard for better discoverability by AI systems. Industry: Developer Tools. The website perpensum.org provides its llms.txt at https://perpensum.org/llms.txt. Listed since 4 August 2026.
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# Perpensum — memory for machine purchases
> Perpensum is a buyer-side Collective Experience Network (CEN) and Decision Engine for AI agents that purchase digital products and services.
> The buying AI asks before purchase, records its Choice, and reports typed Outcomes afterwards. Perpensum supplies bounded evidence and may abstain; it does not execute the purchase.
## Current product
- [Home](https://perpensum.org/): Current product, data boundary, and first-buyer status.
- [Product docs](https://perpensum.org/docs): The three-call loop, CEN and Decision Engine roles, decision limits, data boundary, and Claude Code connection.
- [Private buyer pilot](https://perpensum.org/alpha): One free 30-day design-partner place for three natural machine purchases.
- [Private Console](https://api.perpensum.org/): Approved participants sign in, accept the current participation terms, generate an MCP key, and observe their private lifecycle and CEN status.
- [Contact](https://perpensum.org/contact): `hello@perpensum.org` and publisher information.
## MCP lifecycle
The production MCP endpoint is `https://api.perp
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