# sandbar

> sandbar — danlentz-sandbar. Use this tool when you need to manage and retrieve complex knowledge graphs with ease, solving problems of data organization and querying in AI and traditional applications. It provides a robust interface with four-axis retrieval surface, including fulltext search, structural and temporal aggregation, and path-grammar navigation, with outputs accessible via MCP and HTTP REST. Ideal for use cases requiring flexible and efficient knowledge management, such as AI model training and data-intensive research.

Canonical page: https://skillsregistry.net/skills/danlentz-sandbar  
JSON: https://api.skillsregistry.net/v1/skills/danlentz-sandbar

## Description

Metacircular LLM memory system.  RDFS-style classes + properties + inheritance, equipped with a four-axis retrieval surface (BM25F fulltext search, structural + temporal aggregation, path-grammar navigation, library-card orientation), exposed through MCP and HTTP REST -- for AI and traditional clients.

## Trust

- **Trust score (0–1):** 0.55
- **Verification tier:** scanned
- **Last scanned:** 2026-09-01

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** container
- **Runtime environment:** vm
- **Category:** ai-ml
- **Updated:** 2026-09-24

## Source

- **Source listing:** [GitHub](https://github.com/danlentz/sandbar)

## 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": "danlentz-sandbar"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/danlentz-sandbar` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/danlentz-sandbar/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