What is hypermnesic?
hypermnesic is a MCP server by leonardsellem that git-first agent memory: Markdown files are the source of truth, the index is disposable and writes are reviewable commits, with hybrid search and a CLI. It is listed under Knowledge & memory and has 9 GitHub stars.
| Type | Mcp server |
|---|---|
| Author | leonardsellem |
| Repository | leonardsellem/hypermnesic |
| Popularity | 9 GitHub stars |
| Category | Knowledge & memory |
| Security | Review before installing (72/100) |
| Rank | #1,812 of 4,418 MCP servers; #208 in Knowledge & memory |
| License | AGPL-3.0 |
| Last commit | 2026-09-27 |
| Runs | Locally and in the cloud |
| Language | Python |
| Platforms | macOS, Windows, Linux |
Is hypermnesic safe to install?
hypermnesic scores 72/100 on the MCPMods security check: Review before installing. Things to review: sends your data to a cloud service; can take actions such as send, write or deploy. It passed 3 of 6 checks.
MCP server results come from listing signals: who publishes it, where your data goes and what it can do. The code itself is not scanned yet.
| Check | Result |
|---|---|
| Community-built server | Note |
| Sends your data to a cloud service | Review |
| No credentials mentioned | Pass |
| Can take actions such as send, write or deploy | Review |
| No code execution | Pass |
| Source on GitHub | Pass |
How do I install hypermnesic?
- Find the launch command. The README says how the server starts (npx, uvx, docker or a remote URL) and which API keys it needs.
https://github.com/leonardsellem/hypermnesic
- Add it to Claude Code. Replace the part after -- with the command from the README. Remote servers use --transport http with a URL.
claude mcp add hypermnesic -- <command from README> claude mcp add --transport http hypermnesic <server-url>
- Check it connected. This lists your MCP servers and their status.
claude mcp list
Or ask Claude to set it up
Paste this into Claude Code and it installs hypermnesic for you:
Add the "hypermnesic" MCP server from https://github.com/leonardsellem/hypermnesic to Claude Code. Read its README for the launch command and any API keys I need, run claude mcp add, then check that it connects.