About Brein
Brein is an MCP server in the RAG category: npx wrapper for brein — installs the Python MCP server and runs the setup wizard.
Install
claude mcp add brein -- npx -y breinnpx -y breinThis 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.
Tools (5)
brain_audit()Repo cleanliness, doc/frontmatter counts, log + index health.
Parameters not published.
brain_evidence(question)Ranked docs + snippets + excerpts + citations in one round-trip. The client agent writes the final answer.
Parameters not published.
brain_retrieval_log(...)Telemetry; search auto-logs.
Parameters not published.
brain_search(query, mode="hybrid")Keyword / vector / hybrid retrieval with optional rerank.
Parameters not published.
brain_update(file_path, content, commit_message, mode)Write to an allowed path, validate, commit, push.
Parameters not published.
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