Holt

Spec sheet

What it does

Holt is an open-source personal agent OS that runs on your machine and keeps readable, editable memory of your work.Read 5 Oct 2026 · github.com

Integrations

Holt provides an MCP server for Claude Code, Cursor, and Codex, plus ambient memory hooks for Claude Code.Read 5 Oct 2026 · productsdecoded.com

Privacy

The maker says memory is local and per-folder by default, and that local-model recall works offline so data stays on the machine unless the user sends it elsewhere.Read 5 Oct 2026 · productsdecoded.com

Automation

Users can run tasks once, schedule them with native operating-system timers, or package tasks as named routines.Read 5 Oct 2026 · github.com

Credentials

The README says Holt does not store credentials used to sign in to supported brain CLIs.Read 5 Oct 2026 · github.com

Knowledge views

It can turn memory into a cross-linked wiki and an interactive knowledge graph.Read 5 Oct 2026 · productsdecoded.com

Known limit

On Windows, scheduled jobs missed while the machine is asleep or off are skipped rather than run later.Read 5 Oct 2026 · github.com

LLM choices

It supports Claude, OpenAI, Gemini, Kimi, Grok, and local models, and lets you switch brains while keeping conversation context.Read 5 Oct 2026 · productsdecoded.com

Maker and license

The repository identifies Debashis Nayak as the copyright holder and says Holt is MIT licensed.Read 5 Oct 2026 · github.com

Memory

Holt stores per-folder conversations and distilled facts locally, with semantic recall through a local Ollama embedding model or keyword matching as a fallback.Read 5 Oct 2026 · github.com

Phone access

Holt can run as a Telegram bot so users can message it from a phone and receive scheduled notifications.Read 5 Oct 2026 · github.com

Requirements

The installation guide specifies 4 GB RAM minimum and Node.js 20 or newer when installing through npm.Read 5 Oct 2026 · github.com

Skills

Thirteen skills are built in, and users can search and add skills from a community registry.Read 5 Oct 2026 · productsdecoded.com

Supported systems

The installation guide lists macOS 13+, Windows 10 build 1809+, Ubuntu 20.04+, and Debian 10+ as supported minimum operating systems.Read 5 Oct 2026 · github.com

Writing

Holt can learn a user's writing style from an interview or samples and draft content with anti-AI checks.Read 5 Oct 2026 · github.com

Plans and prices

Every Holt plan and price →

Where Specifiction places it

• AI Personal Assistants#25 of 548.0