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Echo Memory MCP Server

by ayushcodes10 Your server? Claim it
answering

Echo Memory is answering right now. Last checked 9 min ago. Last commit 17 Sep 2026.

Shared memory for AI agents, as a graph in your own Postgres. Writes never call an LLM.

Uptime history 6 days of history
6 days agonow
100.0%
Uptime 24h
91 of 91 checks
Tools
hidden behind auth
505 ms
Response time
average over 24h
2
Stars
last commit 17 Sep 2026

What changed 2

Every tool that appeared, vanished or quietly changed what it asks for. Recorded since 17 September 2026. No other catalogue keeps this.

18 Sep the owner changed
17 Sep the owner changed

What the code does

We read the source, 1 d ago · rules 3dff92dd89df

Capabilities

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.

    const child = spawn(spawnArgs[0], spawnArgs[1], {
Builds a file path from a variable .claude/helpers/hook-handler.cjs:305
    const fd = fs.openSync(path.join(dir, digest), 'wx', 0o600);

Is this your server and something here is wrong? Tell us — corrections are free and do not require a plan.

This code can reach further than it looks

We found places where it runs commands, builds paths or queries from values it is given. None of that is a flaw by itself — it becomes one when the code changes, and code changes quietly between releases. We re-read it on every one.

Three servers free · no card

Connect this server

Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 9 min ago.

run in your terminal
claude mcp add echo-mem --transport http https://api.echo-mem.com/mcp
~/Library/Application Support/Claude/claude_desktop_config.json
{
  "mcpServers": {
    "echo-mem": {
      "url": "https://api.echo-mem.com/mcp"
    }
  }
}
~/.codex/config.toml
[mcp_servers.echo-mem]
url = "https://api.echo-mem.com/mcp"
.cursor/mcp.json
{
  "mcpServers": {
    "echo-mem": {
      "url": "https://api.echo-mem.com/mcp"
    }
  }
}
.vscode/mcp.json
{
  "mcpServers": {
    "echo-mem": {
      "url": "https://api.echo-mem.com/mcp"
    }
  }
}

This one needs environment variables set before it will start: ECHO_MEMORY_DATABASE_URL (Postgres connection string. `echo-memory quickstart` starts a suitable database and prints this.), ECHO_MEMORY_USER_ID (Whose memory this is. Scopes every read and write.), ECHO_MEMORY_AGENT_ID (Which tool is writing: claude-code, cursor, codex, claude-desktop. Recorded on every fact, and what makes a cross-tool recall visible afterwards.). The author declared them in the registry entry; get the values from the project itself.

This endpoint answered with an authorization challenge. The server is running, but you need an API key from its owner to call it.

Endpoints

URLTransportStateLatencyChecked
https://api.echo-mem.com/mcp streamable-http needs key 450 ms 9 min ago

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Echo Memory — questions

Answers built from our own checks of this server.

Why is there no tool list for Echo Memory?
The server answered our handshake with an authorization challenge, so it is running — but it will not describe its tools to an anonymous client. To see them you need to connect with your own credentials. We record it as alive, not as broken: 100.0% of checks in the last 24 hours got a reply.
Is Echo Memory working right now?
We send a real MCP handshake every 15 minutes. Over the last 24 hours 91 of 91 checks got a reply (100.0%), average response time 505 ms. The bar chart above shows every period we have measured.
How do I connect Echo Memory?
Copy the ready config from this page — we generate it for Claude Code, Claude Desktop, Codex, Cursor and VS Code, each with the file path that client actually reads. It is a remote server, so there is nothing to install — the client connects to the address. You will need your own key: it refuses anonymous clients.
Does Echo Memory need an API key?
Yes. Every time we knock, Echo Memory answers with an authorization challenge instead of its tool list — that is how we know it is running and gated rather than broken. Bring your own credentials and it will talk.
How fast is Echo Memory?
It answers our handshake in 505 ms on average, which is faster than 28% of all working MCP servers we measure. The comparison comes from our own checks across the whole registry, every 15 minutes.
Is Echo Memory open source?
Yes — it is published under the Apache-2.0 licence, written in Python, 2 stars on GitHub and 1 open issue. The source link is on this page, so you can read exactly what it does with your data before you connect it.