MCP Obsidian vs Obsidian Brain
A side-by-side look at the MCP Obsidian and Obsidian Brain MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.
Verdict: choose MCP Obsidian for knowledge & memory work as a local process; choose Obsidian Brain for knowledge & memory as a local process. You can also run both side by side in one mcpServers block.
Which MCP server should you choose?
Choose MCP Obsidian when
- You need dedicated capabilities in the Knowledge & Memory domain.
- You prefer a local stdio subprocess transport.
- Its auth model fits you: No auth required.
- You want tools like
read_note, write_note, patch_note.
Choose Obsidian Brain when
- You need dedicated capabilities in the Knowledge & Memory domain.
- You prefer a local stdio subprocess transport.
- You have the keys it needs:
VAULT_PATH.
Feature & specification comparison
Rows where the two servers differ are marked.
| Spec | ||
|---|---|---|
| Category | Knowledge & Memory | Knowledge & Memory |
| Quality signal | 73/100 · Great | 47/100 · Fair |
| Install command | Confirmed | Confirmed |
| Transport | Local subprocess (stdio) | Local subprocess (stdio) |
| Auth | No auth required | Not declared |
| Pricing | Free | Not declared |
| Required env vars | None listed | VAULT_PATH |
| Verified owner | Community listing | Community listing |
| GitHub stars | 1,702 | 13 |
| Directory activity | 11 views 0 installs 0 upvotes | 4 views 0 installs 0 upvotes |
| Tools | 18 | Not listed |
| Full listing | View MCP Obsidian | View Obsidian Brain |
Tools & capabilities
MCP Obsidian tools 18
read_noteRead a note from the Obsidian vaultwrite_noteWrite a note to the Obsidian vaultpatch_noteEfficiently update part of a note by replacing a specific string. This is more efficient than rewriting the entire note for small changes.list_directoryList files and directories in the vault (includes non-note filenames, while read/write tools remain note-only)delete_noteDelete a note from the Obsidian vault (requires confirmation). Supports permanent delete, vault trash, or system trash.search_notesSearch for notes in the vault by content or frontmattermove_noteMove or rename a note in the vaultmove_fileMove or rename any file in the vault (binary-safe, file-only, requires confirmation)read_multiple_notesRead multiple notes in a batch (max 10 files)update_frontmatterUpdate frontmatter of a note without changing contentget_notes_infoGet metadata for notes without reading full contentget_frontmatterExtract frontmatter from a note without reading the content- +6 more on the listing page
Obsidian Brain tools
No tool names declared yet. Check the project README from the listing page.
Ready-to-paste client configs
Paste either block (or both) into your client config, e.g. claude_desktop_config.json or ~/.cursor/mcp.json. We only show a config when the install command is confirmed.
MCP Obsidian
{
"mcpServers": {
"bitbonsai-mcp-obsidian": {
"command": "npx",
"args": [
"-y",
"@bitbonsai/mcpvault@latest"
]
}
}
}
Obsidian Brain
{
"mcpServers": {
"obsidian-brain": {
"command": "npx",
"args": [
"-y",
"cache"
],
"env": {
"VAULT_PATH": "YOUR_VAULT_PATH_HERE"
}
}
}
}
Frequently asked questions
MCP Obsidian is categorized under Knowledge & Memory and uses a local stdio subprocess. Obsidian Brain belongs to Knowledge & Memory and uses a local stdio subprocess. Pick MCP Obsidian for knowledge & memory work and Obsidian Brain for knowledge & memory.
Copy the mcpServers block from the config section on this page into your client's config (for example claude_desktop_config.json or ~/.cursor/mcp.json), then fully restart the client.
MCP Obsidian is listed as free. Auth: no auth required. Obsidian Brain has no declared pricing — check the project's own site. If a server needs environment variables such as API keys, define them under the env key in your client's MCP config.
Yes. MCP clients support multiple servers: add bitbonsai-mcp-obsidian and obsidian-brain as separate keys in the same mcpServers object, and your assistant will call tools from either one.
On AllMCPs, MCP Obsidian has a quality signal of 73/100 (Great) with 11 views, 0 installs and 1,702 GitHub stars. Obsidian Brain has 47/100 (Fair) with 4 views, 0 installs and 13 GitHub stars.