brain-mcp runs on your own machine — the client starts it, so there is no endpoint to ping. 631 installs a week from npm. Last commit 8 Oct 2026.
Your Obsidian vault as private, searchable memory for Claude, Cursor, Hermes and any MCP client
We read the source, 2 d ago · rules ccca72095570
A value the model can set ends up inside a file or shell call. That is not a flaw by itself — for a terminal server it is the job — but it is where things go wrong when it is not.
fs.writeFileSync(abs, content, "utf8");
What this server is able to do. For an MCP server this is often the job itself — a terminal server runs commands because that is what it is for. Listed so you know what you are plugging in, not as an accusation.
if (cli) return spawnSync(process.execPath, [cli, ...args], { stdio: "inherit" });
Is this your server and something here is wrong? Tell us — corrections are free and do not require a plan.
That is not a flaw by itself — but it is where things go wrong when it is not the job. We re-read this code on every release. Watch it and you hear from us the day another one appears.
This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.
claude mcp add brain-mcp -- npx -y debawho-brain-mcp
{
"mcpServers": {
"brain-mcp": {
"args": [
"-y",
"debawho-brain-mcp"
],
"command": "npx"
}
}
}
[mcp_servers.brain-mcp]
command = "npx"
args = ["-y", "debawho-brain-mcp"]
{
"mcpServers": {
"brain-mcp": {
"args": [
"-y",
"debawho-brain-mcp"
],
"command": "npx"
}
}
}
{
"mcpServers": {
"brain-mcp": {
"args": [
"-y",
"debawho-brain-mcp"
],
"command": "npx"
}
}
}
Long-term memory for AI agents — your Obsidian vault as searchable persistent memory.
Persistent memory tools for Claude Desktop. Search your vault or Obsidian notes mid-conversation.
Shared memory for Claude, ChatGPT and any MCP client. Read and edit it in Obsidian or the web app.
Local-first MCP server: Claude searches, asks & drafts from your Obsidian vault. 21 tools, no keys.
Standalone MCP server for Obsidian vaults — hybrid search, notes & files, memory, tasks, OAuth 2.1
Search and reason over your Obsidian-style Markdown vault, right from ChatGPT.
Save chat notes from Claude Desktop to your vault — MCP on Obsidian CLI. Keep what matters.
Filesystem-direct Obsidian MCP server — search and edit your vault with low context-tax.
Answers built from our own checks of this server.