MCP server for the cosmos exocortex from Polarity Lab. Read and write your personal knowledge graph from any LLM client.
Quick Install
Copy the config for your editor. Some servers may need additional setup — check the README.
Add to claude_desktop_config.json:
{
"mcpServers": {
"cosmos-mcp": {
"command": "npx",
"args": [
"-y",
"teampolarity/cosmos-mcp"
]
}
}
}
Run in terminal:
claude mcp add cosmos-mcp npx -y teampolarity/cosmos-mcp
Add to .cursor/mcp.json:
{
"mcpServers": {
"cosmos-mcp": {
"command": "npx",
"args": [
"-y",
"teampolarity/cosmos-mcp"
]
}
}
}
README Excerpt
<p align="center"> <a href="https://mcp.polarity-lab.com"><img src="assets/polarity-mark.svg" alt="Polarity" width="180" /></a> </p> <h1 align="center">cosmos-mcp</h1> <p align="center"> One exocortex. Every agent.<br/> <sub>MCP server for your Cosmos graph.</sub> </p> <p align="center"> <a href="https://www.npmjs.com/package/@polarity-lab/cosmos-mcp"><img alt="npm" src="https://img.shields.io/npm/v/@polarity-lab/cosmos-mcp?style=flat-square&color=000" /></a>
Tools (16)
COSMOS_MCP_KEYCOSMOS_SYSTEM_KEYCOSMOS_TOKENCOSMOS_URLCOSMOS_USER_IDpolarity_askpolarity_capture_turnpolarity_checkinpolarity_declarepolarity_dumppolarity_exportpolarity_get_graphpolarity_observepolarity_record_eventpolarity_record_preferencepolarity_whoami
Topics
ai-memoryclaudeclaude-desktopcosmoscursorexocortexknowledge-graphmcpmcp-servermodel-context-protocolnotionobsidianpersonal-knowledge-managementpolarity