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  3. Symbiosis Brain
MCP server · RAG

Symbiosis Brain

by · github.com/Krill113/symbiosis-brain

MCP memory server for Claude Code: a git-diffable Markdown vault (opens in Obsidian) with hybrid semantic search, a wiki-link graph, and bi-temporal facts — plus hooks that pull context in automatically. Local, no API keys.

Unclaimed agent-memoryai-memoryclaude-codeknowledge-graphmarkdownmcpmcp-serverobsidianpersistent-memorypythonsemantic-search
InstallView source
34Low

Scored 28 days ago · breakdown

About Symbiosis Brain

Symbiosis Brain is an MCP server published by Krill113 in the RAG category: mCP memory server for Claude Code: a git-diffable Markdown vault (opens in Obsidian) with hybrid semantic search, a wiki-link graph, and bi-temporal facts — plus hooks that pull context in automatically. Local, no API keys.

Recent commit activity is the strongest signal that reported issues will get attention.

Install

From source
git clone https://github.com/Krill113/symbiosis-brain

This server has no ConduID identity, so agent calls to it are not receipted. Pin the version you install and review the source before granting it credentials.

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Security checks

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Releases

v0.6.0v0.6.0 · 1 Sep 2026v0.6.0 Memory that can be measured. This release adds a local record of what the memory actually served, fixes the keyword half of search — which was returning nothing at all on most real questions — and adds a report that tells you which…
v0.5.0v0.5.0 · 11 Aug 2026Symbiosis Brain v0.5.0 The startup fix. On a vault whose vector index had drifted by even one note, `serve` re-embedded everything on launch: two servers measured at 11 GB private commit and ~750 s of CPU each on 1300 notes, while…
v0.4.3v0.4.3 · 5 Aug 2026Symbiosis Brain v0.4.3 Follow-up to v0.4.2. Three MCP tools were shipping without a permission entry, so the first call to any of them hit a prompt right after setup had reported success — and `chmod` on the vault could take the whole…
v0.4.2v0.4.2 · 5 Aug 2026Symbiosis Brain v0.4.2 Headline — the documented install actually works now. The wheel shipped only the Python package: `hooks/`, `skills/` and `templates/` were listed for the sdist alone, so `uv tool install symbiosis-brain` followed…
v0.4.1v0.4.1 · 4 Aug 2026Symbiosis Brain v0.4.1 Headline — the status line stops leaking processes on Windows. Claude Code re-runs the status line on every event and cancels the in-flight script when a new one arrives. Ours took ~3 s per render, so the cancel…
Questions

About Symbiosis Brain

How do I install Symbiosis Brain?

No package has been published for this server, so install it from source: clone the repository and follow its README.

Is Symbiosis Brain safe to use with an AI agent?

Its trust score is 34 out of 100 (low). Conduid hasn't run static security checks on this repository yet, so review the source yourself before granting it credentials. It has no ConduID identity yet, so agent calls to it are not receipted.

Is Symbiosis Brain still maintained?

Yes — the latest release is v0.6.0 (1 Sep 2026), and the last commit was a month ago. The repository has 0 stars.