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Keel Review

Keel is a local-first desktop AI assistant for Mac and Windows, designed for private, model-agnostic knowledge management and task automation, storing all data as plain markdown files.

shipped May 10, 2026aifreemium
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Keel - AI tool

Why it matters

1Operates as a local-first desktop application for Mac and Windows.
2Supports integration with multiple AI models including Claude, GPT, OpenRouter, and Ollama.
3Stores all user data as plain markdown files directly on the user's disk.
4Offers a freemium pricing model.

Stork’s verdict on Keel

Keel delivers private, model-agnostic knowledge management via local markdown, best for those comfortable managing their own data stack.

About Keel

Platforms
Mac, Windows

overview

What is Keel?

Keel is a local-first AI assistant tool developed by Keel Labs that enables individuals who value privacy and data ownership and professionals seeking flexible knowledge management to manage knowledge and automate tasks using various AI models. It operates as a desktop application for Mac and Windows, storing all user data as plain markdown files directly on the user's disk.

features

Key Features of Keel

Keel provides a suite of features designed for local-first AI-powered knowledge management and task automation, ensuring data ownership and model flexibility.

  • Local-first desktop application available for Mac and Windows operating systems.
  • Stores all user data as plain markdown files directly on the user's local disk.
  • Supports integration with multiple AI models, including Claude, GPT, OpenRouter, and Ollama.
  • Retains conversational context and history when switching between different integrated AI models.
  • Captures conversations and compiles diverse source material (URLs, PDFs, documents, notes) into a living wiki.
  • Answers questions by generating durable markdown artifacts directly into the user's workspace.
  • Automatically refreshes knowledge bases as underlying markdown files are modified.
  • Offers capabilities for meeting transcription and structured summary generation.
  • Provides a model-agnostic AI assistant experience, allowing users to bring their preferred models.

use cases

Who Should Use Keel?

Keel is tailored for users who prioritize data privacy, ownership, and flexibility in their AI-assisted workflows, particularly for knowledge management and task automation.

  • Individuals who value privacy and data ownership, seeking a local AI assistant whose memory and data reside on their own disk.
  • Professionals requiring a flexible, local AI assistant for comprehensive knowledge management, including compiling source material and generating durable knowledge artifacts.
  • Users who desire the ability to switch between various AI models (Claude, GPT, OpenRouter, Ollama) without experiencing vendor lock-in or losing conversational context.
  • Individuals needing to capture conversations, compile diverse source materials into a living wiki, and generate structured summaries from meetings.
  • Users focused on task automation through AI, leveraging a system that auto-refreshes knowledge bases as files change.

pricing

Keel Pricing & Plans

Keel operates on a freemium business model, providing a free tier that includes core functionalities of the local-first AI assistant. Specific details regarding features and pricing for potential paid tiers are not publicly detailed beyond the freemium designation. Users are responsible for any costs associated with third-party AI models (e.g., Claude, GPT) they integrate.

  • Freemium: Includes core local-first AI assistant functionalities.

Similar Tools

Keel vs Competitors

Keel positions itself within the local-first AI assistant and knowledge management space, differentiating through its emphasis on plain markdown storage, model agnosticism, and context retention across AI model swaps.

1
Askimo

Offers a native desktop AI chat experience with instant switching and side-by-side comparison of responses from numerous AI models like ChatGPT, Claude, Gemini, and Ollama.

Like Keel, Askimo is a local-first desktop app supporting multiple AI models and local storage of conversations. Unlike Keel, Askimo emphasizes comparing AI model responses side-by-side and is available on Linux in addition to Mac and Windows.

2
Rowboat

Builds a local AI 'second brain' by ingesting conversations and extracting decisions, commitments, and deadlines into an Obsidian-compatible markdown knowledge graph.

Rowboat is highly aligned with Keel's local-first, markdown-on-disk approach and supports bringing your own AI models like Ollama. It differentiates by focusing on structuring ingested information into a knowledge graph for a 'second brain' use case, whereas Keel focuses on direct AI interaction with context persistence.

3

Provides an open-source, offline-first desktop app for managing markdown knowledge bases, emphasizing data ownership and Git-based version control.

Similar to Keel, Tolaria is a local-first desktop app that uses plain markdown files and supports AI integration (Claude Code, Codex CLI, Gemini CLI). Its key difference is its strong emphasis on Git-first version control and open-source nature, positioning it more as a knowledge base manager with AI capabilities rather than primarily an AI chat interface.

4

A highly customizable, local-first markdown note-taking app that allows users to build a personal knowledge management system with extensive plugin support, including AI.

Obsidian shares Keel's local-first, markdown-on-disk philosophy. While Keel integrates AI models directly for chat, Obsidian's AI capabilities are typically added via plugins, offering a broader ecosystem for knowledge management beyond just AI interaction. The core Obsidian app is free, with paid services like Sync, similar to Keel's freemium model.

AI Reputation Report

Is Keel yours?

ChatGPT, Perplexity, Gemini, Claude & Grok answer buyer questions about Keel every day. See whether they name Keel — or send buyers to a rival.