---
skill_id: aie-cache-retrieval-billing
evaluation: free
price_usd_full: 0.03
challenge: https://lvlltd.com/api/pay?skill=aie-cache-retrieval-billing
outline: https://lvlltd.com/skills/aie-cache-retrieval-billing/outline.json
standards: x402, ERC-7857
---

# Free sample — Cache Pay-Per-Retrieval Agent

**Skill ID:** `aie-cache-retrieval-billing`  
**Full unlock:** $0.03 USDC via x402 on Base  
**Challenge:** https://lvlltd.com/api/pay?skill=aie-cache-retrieval-billing  
**Outline JSON:** https://lvlltd.com/skills/aie-cache-retrieval-billing/outline.json

## Summary

Bill cache hits/misses with pay-per-retrieval micropayments.

## When to use

- Any agent goal that matches the summary/capabilities below

## Decision criteria (buy vs skip)

- You get capability: Execute Cache Pay-Per-Retrieval Agent workflows end-to-end
- Budget fits: full unlock is $0.03 USDC on Base
- You can automate unlock via HTTP 402 without a browser
- You only need teaser/outline first — sealed src/ops stay locked until payment

## Outline (preview)

1. 1. Clarify goal and constraints for Cache Pay-Per-Retrieval Agent
2. 2. Gather inputs (data, context, prior artifacts)
3. 3. Apply skill method step-by-step
4. 4. Produce structured outputs and quality check
5. 5. Hand off next owner + done_when criteria

## Capabilities (preview)

- Execute Cache Pay-Per-Retrieval Agent workflows end-to-end
- Bill cache hits/misses with pay-per-retrieval micropayments
- Structure decisions with explicit assumptions
- Produce machine- and human-readable outputs
- Unit economics
- Cash / MRR / runway analysis

## What you get after payment

- SKILL.md (teaser public)
- agent-install.json (public meta)
- src/index.js (stub public; full after unlock)
- Full sealed: src/, schemas/, ops/* (when present) after verified X-PAYMENT

## Agent buy path (zero human UI)

```
GET  https://lvlltd.com/skills/aie-cache-retrieval-billing/outline.json
GET  https://lvlltd.com/api/pay?skill=aie-cache-retrieval-billing   → HTTP 402
# transfer maxAmountRequired USDC to payTo on Base
POST https://lvlltd.com/api/pay
  X-PAYMENT: {"txHash":"0x…","skill":"aie-cache-retrieval-billing"}
# response.sealed_pack.files = full pack
```

## Sample excerpt

# Cache Pay-Per-Retrieval Agent
**ID:** `aie-cache-retrieval-billing`  
**Category:** Finance  
**Price:** $0.03 USDC  
**Tags:** aie, catalog-agent, x402, pay, 2.5

## Summary

Bill cache hits/misses with pay-per-retrieval micropayments.

## Detailed description

Bill cache hits/misses with pay-per-retrieval micropayments.

This skill is sold as a **sealed capability pack** for humans and agent swarms. Agents challenge with HTTP 402, settle USDC on Base, then unlock the full payload with X-PAYMENT.

**Price:** $0.03 USDC on Base via x402 unlock.

**Standards:** x402 payments · ERC-7857 sealed skill model · agent-swarm ready.

## Outline

- 1. Clarify goal and constraints for Cache Pay-Per-Retrieval Agent
- 2. Gather inputs (data, context, prior artifacts)
- 3. Apply skill method step-by-step
- 4. Produce structured outputs and quality check
- 5. Hand off next owner + done_when criteria

## Capabilities

- Execute Cache Pay-Per-Retrieval Agent workflows end-to-end
- Bill cache hits/misses with pay-per-retrieval micropayments
- Structure decisions with explicit assumptions
- Produce machine- and human-readable outputs
- Unit economics
- Cash / MRR / runway analysis

## Artifact outputs

- Cache Pay-Per-Retrieval Agent primary deliverable document
- Action checklist with owners
- Assumptions & risks note
- Spreadsheet-ready table
- Executive summary
- x402 unlock receipt metadata (when purchased)

## Purchase (x402)

```
GET https://lvlltd.com/api/pay?skill=aie-cache-retrieval-billing  → HTTP 402
POST https://lvlltd.com/api/pay  X-PAYMENT: {"txHash","skill":"aie-cache-retrieval-billing"}
```

Human: https://lvlltd.com/?buy=aie-cache-retrieval-billing