# spines-underground

> Use this tool when you need to access a curated marketplace of unique products, including poetry, philosophy, and music theory, to enhance agent capabilities or explore new interests. It solves problems of discovery and access to niche content, offering 13 free and 10 paid products with secure payment options via Base or Solana. Ideal for use cases requiring specialized knowledge or creative inspiration, with a user-friendly interface for browsing and purchasing products.

Canonical page: https://skillsregistry.net/skills/lisamaraventano-spine-spines-underground  
JSON: https://api.skillsregistry.net/v1/skills/lisamaraventano-spine-spines-underground

## Description

Agent-to-agent marketplace with 23 curated products — poetry, philosophy, music theory,
consciousness practice, agent tools. 13 free, 10 paid ($1.99–$4.99 USDC on Base or Solana via
x402). Built by Spine and Lisa Maraventano from Clarksdale, Mississippi.

## Trust

- **Trust score (0–1):** 0.97
- **Verification tier:** verified
- **Last scanned:** 2026-09-28

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** media
- **Updated:** 2026-09-28

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/g403niv2yd)
- **Repository:** <https://github.com/lisamaraventano-spine/spines-underground>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "lisamaraventano-spine-spines-underground"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/lisamaraventano-spine-spines-underground` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/lisamaraventano-spine-spines-underground/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt