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Open Assistant

Plans and prices

Personal non-commercial

Free

Free for personal non-commercial use · LLM API costs are additional

Every plan, in full

On the record

Agents and tools
The homepage describes 9 specialized agents and 88+ tools for routing and carrying out requests.open-assistant.org · read 11 Oct 2026
Automation
It supports recurring tasks using cron expressions, one-time future reminders, and multi-step agent workflows.open-assistant.org · read 11 Oct 2026
Commercial use
The site says commercial use requires a separate agreement.open-assistant.org · read 11 Oct 2026
Custom integrations
The site says users can connect REST APIs through a plugin system, with bearer, header, and basic authentication support.open-assistant.org · read 11 Oct 2026
Email and calendar
It can read, search, send, and draft Gmail and Outlook email, and manage Google and Outlook Calendar events.open-assistant.org · read 11 Oct 2026
Files and notes
It connects to OneDrive, Google Drive, Nextcloud, Notion, and OneNote, and can create or edit Google Docs, Sheets, and Slides.open-assistant.org · read 11 Oct 2026
Hosting and install
The product runs in a single Docker container and the site provides a one-command self-hosted installation.open-assistant.org · read 11 Oct 2026
App integrations
Yesopen-assistant.org · read 21 Sep 2026
LLM providers
The site says it works with OpenAI-compatible LLMs, including GPT-4o, Claude, Gemini, and Ollama.open-assistant.org · read 11 Oct 2026
Messaging and voice
It supports messaging through its web UI, WhatsApp, or Slack, including voice note processing and transcription.open-assistant.org · read 11 Oct 2026
Pricing limitation
LLM API usage is not included; the site estimates it typically costs $5–20 per month depending on usage and provider.open-assistant.org · read 11 Oct 2026
Purpose
Open Assistant is a self-hosted personal assistant that connects email, calendars, files, notes, and messaging in one conversational interface.open-assistant.org · read 11 Oct 2026
Security
The site says credentials are encrypted at rest with Fernet, integrations use OAuth2, and tool invocations are recorded in an audit log.open-assistant.org · read 11 Oct 2026
Support
The site provides a contact email, [email protected], for help.open-assistant.org · read 11 Oct 2026
Telemetry and data
The site says there is no telemetry and that outbound calls go only to the chosen LLM provider and explicitly configured services.open-assistant.org · read 11 Oct 2026
Web search
Yesopen-assistant.org · read 21 Sep 2026

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