# apfel-harness

> apfel-harness — toshon-jennings-apfel-harness. Use this tool when you need to interact with Apple Intelligence models locally, with a web GUI harness that provides features like streaming chat, JSON-schema constrained decoding, and private web search. It solves problems related to on-device model interaction, data privacy, and efficient model escalation. The apfel-harness tool accepts CLI inputs and provides outputs through a local web interface, ideal for use cases where cloud services and API keys are not desired.

Canonical page: https://skillsregistry.net/skills/toshon-jennings-apfel-harness  
JSON: https://api.skillsregistry.net/v1/skills/toshon-jennings-apfel-harness

## Description

Local web GUI harness for Apple Intelligence via the apfel CLI (on-device FoundationModels). Streaming chat with an exact 4k context gauge, JSON-schema constrained decoding, batch, MCP tools, private SearXNG web search, and escalation to bigger models. No cloud, no keys.

## Trust

- **Trust score (0–1):** 0.76
- **Verification tier:** verified
- **Last scanned:** 2026-09-28

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** container
- **Runtime environment:** vm
- **Updated:** 2026-09-28

## Source

- **Source listing:** [GitHub](https://github.com/toshon-jennings/apfel-harness)

## 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": "toshon-jennings-apfel-harness"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/toshon-jennings-apfel-harness` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/toshon-jennings-apfel-harness/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