---
id: home-assistant-chip-core
version: "2025.7.0"
license: Apache
license_treatment: permissive
maintenance: active
---

# home-assistant-chip-core — Python-base APIs and tools for CHIP.

License: permissive · Maintenance: active · Downloads: 97.6K/mo

## What it is and what it does

home-assistant-chip-core is a Python SDK for the Matter connectivity standard, an open-source protocol developed by the Connectivity Standards Alliance to unify smart home device communication. It provides APIs and tools for developers to build Matter-compliant applications, handle device provisioning, manage security (encryption and signing), and implement the interaction and data model layers that define how devices communicate. The package wraps the core C++ Matter implementation with Python bindings, making it accessible to Python developers without requiring deep C++ expertise.

The package is designed for device manufacturers, integrators, and home automation platforms that need to implement or test Matter support. It includes cryptographic primitives (via ecdsa and cryptography dependencies), configuration tools (pyyaml), and debugging utilities (ipdb, coloredlogs). The binary wheels indicate platform-specific compilation; developers on unsupported platforms or architectures may face build complexity. It is actively maintained and widely used in the smart home ecosystem, with no known security vulnerabilities as of the query date.

Use it for:

- Build and test Matter-compliant smart home device applications on Linux or macOS development machines
- Integrate Matter protocol support into Home Assistant or other home automation platforms
- Develop device certification test suites or interoperability validators for Matter devices
- Prototype smart home device behavior and communication before hardware implementation
- Implement secure provisioning and out-of-box setup flows for connected devices

## Worth the install?

AI-flagged interpretation of the facts above — verify before relying.

Provides Python bindings and tools for the Matter (formerly Project CHIP) smart home connectivity standard, enabling developers to build and test Matter-compliant device applications and integrations.

Yes, if you are developing or integrating Matter-compliant smart home devices or platforms. The package is actively maintained, permissively licensed, has no known vulnerabilities, and provides essential Python bindings to a widely-adopted industry standard. Install friction is moderate due to platform-specific binary wheels; verify your platform is supported (macOS 14+ ARM64, Linux glibc 2.31+ aarch64/x86_64) before committing. Not necessary for applications that only consume Matter devices rather than implementing them.

## Install

pip install home-assistant-chip-core
uv add home-assistant-chip-core
poetry add home-assistant-chip-core

## Installing home-assistant-chip-core

Before you install: Medium install friction due to compiled binary wheels for specific platforms (macOS ARM64, Linux aarch64, Linux x86_64). Active maintenance with recent releases; last commit 2026-08-14 and 8870 repository stars indicate ongoing development. Nine runtime dependencies including cryptography and ecdsa suggest a mature, security-focused codebase.

License in practice: Apache License (permissive) allows commercial and private use with minimal restrictions. Suitable for proprietary projects and commercial device implementations.

Quickstart:

pip install home-assistant-chip-core==2025.7.0

import chip
# Access Matter protocol APIs and tools for device development

Requires Python 3.7 or later; binary wheels available only for macOS 14+ ARM64, Linux glibc 2.31+ aarch64, and Linux glibc 2.31+ x86_64—other platforms may require building from source.

Verify before relying:

- Whether the package provides high-level device simulation or only low-level protocol APIs
- Whether pre-built examples or reference implementations are included beyond the SDK itself
- Compatibility with Python 3.10+ despite classifier list stopping at 3.9
- Whether the package supports Thread and Wi-Fi transports directly or requires additional setup

## Package facts

- License: Apache (permissive)
- Python support: supports_current
- Install friction: medium
- Maintenance: active
- Downloads: 97.6K/month (top 15,000 on PyPI)
- Known vulnerabilities: none known

## Tags

matter protocol python bindings, chip core smart home sdk, matter device development tools, connected home ip implementation, matter certification testing, smart home interoperability framework, matter application layer stack, matter-protocol, smart-home, iot-connectivity

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