Context Nest MCP Server
Structured, versioned context for AI agents: typed Markdown nodes, selector queries, hash-chained versions and an optional review gate, over MCP or CLI.
Context Nest is a Productivity MCP (Model Context Protocol) server: Structured, versioned context for AI agents: typed Markdown nodes, selector queries, hash-chained versions and an optional review gate, over MCP or CLI. It is AGPL-3.0-licensed and self-hosted from its source repository. Listed on MCP Collection since October 2026.
About Context Nest
Context Nest gives MCP clients (Claude, Cursor, Copilot, Gemini, Windsurf) a structured, versioned knowledge vault: typed Markdown nodes with relationships, selector queries with graph traversal, full-text search and context packs. Published changes are versioned and hash-chained, and a review gate (on by default) holds agent writes until a person approves them. 44 tools over stdio. Install: npm install -g @promptowl/contextnest-cli, run ctx init --starter developer, then run npx -y @promptowl/contextnest-mcp-server with CONTEXTNEST_VAULT_PATH set to the vault. Open source (AGPL-3.0), by PromptOwl.
How to connect Context Nest to Claude, Cursor or VS Code
Context Nest is self-hosted. Install it from the source repository, then register its start command in your MCP client's config (Claude Code, Cursor, Windsurf or VS Code).
{
"mcpServers": {
"context-nest": {
"command": "<start command from the README>",
"args": []
}
}
}The exact command (often npx, uvx or docker) is in the project README at github.com/PromptOwl/ContextNest.
Context Nest FAQ
What is Context Nest?
Context Nest is a Model Context Protocol (MCP) server in the Productivity category. Structured, versioned context for AI agents: typed Markdown nodes, selector queries, hash-chained versions and an optional review gate, over MCP or CLI. MCP servers expose tools that AI assistants like Claude can call during a conversation.
How do I use Context Nest with Claude or Cursor?
Context Nest is self-hosted. Install it from the source repository, then register its start command in your MCP client's config (Claude Code, Cursor, Windsurf or VS Code).
Is Context Nest free to use?
Context Nest is published under the AGPL-3.0 license, so the software itself is free to run. Hosted or API-backed servers may have their own usage tiers; check the project homepage.
Where is the source code for Context Nest?
The source is at github.com/PromptOwl/ContextNest.