homeassistant

Home Assistant is an open-source home automation platform that integrates with many smart-home devices and services, providing automations, dashboards, and a central control hub running locally (or via supported hosting).

Evaluated Mar 30, 2026 (29d ago)
Homepage ↗ Repo ↗ Automation home-automation iot self-hosted automation integrations open-source smart-home
⚙ Agent Friendliness
46
/ 100
Can an agent use this?
🔒 Security
61
/ 100
Is it safe for agents?
⚡ Reliability
49
/ 100
Does it work consistently?

Score Breakdown

⚙ Agent Friendliness

MCP Quality
0
Documentation
40
Error Messages
0
Auth Simplicity
70
Rate Limits
20

🔒 Security

TLS Enforcement
80
Auth Strength
70
Scope Granularity
40
Dep. Hygiene
50
Secret Handling
60

As a self-hosted system, transport security depends on deployment configuration (HTTPS/reverse proxy). Auth strength is better than no-auth, but fine-grained scopes and secret-handling guarantees are not specified in the provided content; agents should ensure tokens are stored securely and avoid logging them.

⚡ Reliability

Uptime/SLA
20
Version Stability
70
Breaking Changes
60
Error Recovery
45
AF Security Reliability

Best When

You want local-first smart-home automation with extensive device integrations and customizable automations/dashboards.

Avoid When

You need a strict, vendor-encapsulated SaaS with documented rate limits/SLA and no self-managed components.

Use Cases

  • Centralize control of smart home devices (lights, thermostats, sensors, switches)
  • Create automations and routines (e.g., time-based, sensor-triggered, presence-based)
  • Build dashboards for monitoring and manual control
  • Integrate third-party devices/services via built-in or custom integrations

Not For

  • Highly transient/ephemeral integrations where you can’t host software
  • Use as a general-purpose cloud API for arbitrary workloads
  • Environments requiring guaranteed third-party support SLAs without self-hosting considerations

Interface

REST API
Yes
GraphQL
No
gRPC
No
MCP Server
No
SDK
No
Webhooks
Yes

Authentication

Methods: Long-lived access tokens (Home Assistant auth) User/password login via web UI/API depending on configuration
OAuth: No Scopes: No

Authentication model exists but granular OAuth-style scopes and public API auth docs were not provided in the prompt content, so scoring is based on typical Home Assistant self-hosted patterns rather than specific documented endpoints.

Pricing

Free tier: Yes
Requires CC: No

Home Assistant core is open-source; hosted options may exist but were not described in the provided content.

Agent Metadata

Pagination
none
Idempotent
False
Retry Guidance
Not documented

Known Gotchas

  • Smart-home integrations can have device-specific failure modes; behavior may vary by integration.
  • Some endpoints/actions may not be idempotent (e.g., toggles); agents should prefer state-setting APIs when available.
  • Local-first deployments may require agent network reachability and proper auth handling.

Alternatives

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Scores are editorial opinions as of 2026-03-30.

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Packages Evaluated
17761
Need Evaluation
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