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Granite

Encrypted knowledge base and second brain for companies: Markdown notes, live co-editing, SSO, audit logs, and secure AI access for Claude a

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Overview

Encrypted knowledge base and second brain for companies: Markdown notes, live co-editing, SSO, audit logs, and secure AI access for Claude and ChatGPT via MCP.

AI summary

Granite is described as an encrypted knowledge base and second brain for companies, allowing for live co-editing of Markdown notes. It provides secure AI access for tools like Claude and ChatGPT, with features such as audit logs and single sign-on (SSO).

Sources behind this listingSee source links, recorded dates and owner corrections.

Observed facts come from public pages. Founder-edited facts are supplied by the verified owner. AI-inferred facts are model interpretations; derived facts are calculated from other data. A source link lets you check the current page. It does not guarantee the fact is still current.

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TaglineEncrypted knowledge base and second brain for companies: Markdown notes, live co-editing, SSO, audit logs, and secure AI access for Claude a
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DescriptionEncrypted knowledge base and second brain for companies: Markdown notes, live co-editing, SSO, audit logs, and secure AI access for Claude and ChatGPT via MCP.
Source not recordedDate not recordedSource link unavailable
Starting price$3.99
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Free planYes
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Free trialYes
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IntegrationsNotion
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Company locationremote
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SummaryGranite is described as an encrypted knowledge base and second brain for companies, allowing for live co-editing of Markdown notes. It provides secure AI access for tools like C...
AI-inferredRecorded Source link unavailable

Key Features

  • Encrypted Markdown notes with a key per vault
  • Live co-editing capabilities for teams
  • Secure AI access through a built-in MCP server
  • Audit logs and SSO for enhanced security
  • Full-text search and version history

Who Is It For

Target audience

Companies and teams of various sizes that prioritize security and collaboration in managing their knowledge and documentation.

Best for

Teams and companies looking for a secure, collaborative environment to manage knowledge and notes, particularly those that utilize AI tools.

–Not for

Individuals or teams seeking a simple note-taking app without advanced security features or AI integration.

Strengths & Weaknesses

Biggest strength

Granite offers strong security features, including encryption per vault and controlled AI access, making it suitable for sensitive company knowledge.

Biggest weakness

Limited integrations detected beyond Notion, which may restrict users who rely on a broader ecosystem of tools. (AI-inferred; may be outdated. Founders can correct this)

Classification

Likely competitors
NotionEvernoteMicrosoft OneNoteCoda

Alternatives to Granite

See all alternatives to Granite

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How we sourced this: Observed fields () were crawled from https://granite.md when recorded. Source links and dates are available above. AI-inferred fields () were generated by gpt-4o-mini and are always labelled, never presented as measured fact. Last updated: 16 October 2026. Is this your tool? Claim it to edit and get a do-follow badge.