---
title: "Documentation — ModelPiper"
description: "Documentation for ModelPiper, ToolPiper, VisionPiper, AudioPiper, and MediaPiper. API references, guides, and integration docs."
canonical: "https://modelpiper.com/docs/"
---

# Documentation — ModelPiper

> Documentation for ModelPiper, ToolPiper, VisionPiper, AudioPiper, and MediaPiper. API references, guides, and integration docs.

# Documentation

ModelPiper is a suite of apps for running AI locally on your Mac. A browser-based UI connects to native companion apps that handle inference, audio, vision, and more.

147 MCP Tools6 Inference Backends5 Native Apps

[Getting Started](/docs/modelpiper)[API Reference](/docs/toolpiper)[MCP Server](/docs/mcp)[All Features](/features)

## Capabilities

Everything runs locally on your Mac — no cloud, no API keys required.

LLM Inferencellama.cpp + Apple Intelligence

Text-to-SpeechFluidAudio ANE + MLX Audio Metal

Speech-to-TextFluidAudio, ANE-accelerated

Vision & OCRApple Vision, 11 analyses, 18+ languages

NLPSentiment, entities, POS, lemmatization

RAGHNSW + BM25 hybrid, semantic chunking

Image UpscaleCoreML 4x super-resolution on Neural Engine

Video UpscalePiperSR 2x, double-buffered ANE+Metal pipeline

Browser AutomationCustom CDP engine, AX selectors, self-healing

PiperTestVisual AX-native test format + Playwright export

Web ScrapingCDP-based, framework-aware, 7 output formats

Pose Estimation4 skeleton topologies, real-time streaming

MCP Server147 tools, stdio + HTTP, zero config

Cloud ProxyKeychain API key injection, OpenAI-compatible

EmbeddingsLocal models + Apple NL (zero-setup, 512-dim)

Voice CloningQwen3 TTS with reference audio

## Apps

The web UI, the local server, and companion apps. Companion apps are free.

[

ModelPiper

This app. Chat, Pipelines, Image, Video, workflows

](/docs/modelpiper)[

ToolPiper

AI gateway — templates, inference, speech, vision, RAG, MCP, CDP

](/docs/toolpiper)[

VisionPiper

Screen capture, recording, GIF, live streaming into pipelines

](/docs/visionpiper)[

AudioPiper

Multi-source audio mixer and recorder into pipelines

](/docs/audiopiper)[

MediaPiper

Browser extension — hover preview, discovery, AI upscale

](/docs/mediapiper)