Obsidian MCP Server vs Sequential Thinking

A side-by-side look at the Obsidian MCP Server and Sequential Thinking MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.

Obsidian MCP Server logoObsidian MCP ServerKnowledge & Memory · Local subprocess (stdio)MCP server for Obsidian vaults — read, write, search, and edit notes via the Local REST API plugin.64GoodAuth: not declaredSequential Thinking logoSequential ThinkingKnowledge & Memory · Local subprocess (stdio)Dynamic and reflective problem-solving through thought sequences.76GreatAuth: no auth required

Verdict: choose Obsidian MCP Server for knowledge & memory work as a local process; choose Sequential Thinking 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?

Obsidian MCP Server logoChoose Obsidian MCP Server when

  • You need dedicated capabilities in the Knowledge & Memory domain.
  • You prefer a local stdio subprocess transport.
  • You have the keys it needs: OBSIDIAN_API_KEY, OBSIDIAN_ENABLE_COMMANDS, OBSIDIAN_READ_PATHS, OBSIDIAN_DELETE_ELICITATION.
  • You want tools like obsidian_get_note, obsidian_list_notes, obsidian_list_tags.
Explore Obsidian MCP Server

Sequential Thinking logoChoose Sequential Thinking 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.
Explore Sequential Thinking

Feature & specification comparison

Rows where the two servers differ are marked.

SpecObsidian MCP Server logoObsidian MCP ServerSequential Thinking logoSequential Thinking
CategoryKnowledge & MemoryKnowledge & Memory
Quality signal64/100 · Good76/100 · Great
Install commandConfirmedConfirmed
TransportLocal subprocess (stdio)Local subprocess (stdio)
AuthNot declaredNo auth required
PricingNot declaredFree
Required env varsOBSIDIAN_API_KEYOBSIDIAN_ENABLE_COMMANDSOBSIDIAN_READ_PATHSOBSIDIAN_DELETE_ELICITATIONNone listed
Verified ownerCommunity listing Verified
GitHub stars69891,405
Directory activity 1 views 0 installs 0 upvotes 4 views 3 installs 0 upvotes
Tools14Not listed

Tools & capabilities

Obsidian MCP Server tools 14

  • obsidian_get_noteRead a note as raw content, full structured form, document map, or a single section
  • obsidian_list_notesList notes and folders under a vault path, recursively, with extension and name filters
  • obsidian_list_tagsList vault tags with usage counts, most-used first
  • obsidian_search_notesSearch by text, JSONLogic, or BM25-ranked Omnisearch when that plugin is reachable
  • obsidian_write_noteCreate a note, replace one section, or overwrite a whole file with `overwrite: true
  • obsidian_append_to_noteAppend to a note (creating it if missing) or to one heading, block, or frontmatter field
  • obsidian_patch_noteAppend, prepend, or replace against one heading, block reference, or frontmatter field
  • obsidian_replace_in_noteLiteral or regex search-replace inside one note, body-only by default
  • obsidian_manage_frontmatterGet, set, or delete one frontmatter key
  • obsidian_manage_tagsAdd, remove, or list a note's tags in frontmatter, inline, or both
  • obsidian_delete_notePermanently delete a note, optionally after the user confirms (`OBSIDIAN_DELETE_ELICITATION`)
  • obsidian_open_in_uiOpen a file in the Obsidian app, optionally in a new pane
  • +2 more on the listing page

Sequential Thinking 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.

Obsidian MCP Server

mcpServers (Claude Desktop / Cursor)
{
  "mcpServers": {
    "obsidian-mcp-server": {
      "command": "bunx",
      "args": [
        "obsidian-mcp-server@latest"
      ],
      "env": {
        "OBSIDIAN_API_KEY": "YOUR_OBSIDIAN_API_KEY_HERE",
        "OBSIDIAN_ENABLE_COMMANDS": "YOUR_OBSIDIAN_ENABLE_COMMANDS_HERE",
        "OBSIDIAN_READ_PATHS": "YOUR_OBSIDIAN_READ_PATHS_HERE",
        "OBSIDIAN_DELETE_ELICITATION": "YOUR_OBSIDIAN_DELETE_ELICITATION_HERE"
      }
    }
  }
}

Sequential Thinking

mcpServers (Claude Desktop / Cursor)
{
  "mcpServers": {
    "sequential-thinking": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-sequential-thinking"
      ]
    }
  }
}

Frequently asked questions

Obsidian MCP Server is categorized under Knowledge & Memory and uses a local stdio subprocess. Sequential Thinking belongs to Knowledge & Memory and uses a local stdio subprocess. Pick Obsidian MCP Server for knowledge & memory work and Sequential Thinking 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.

Obsidian MCP Server has no declared pricing — check the project's own site. Sequential Thinking is listed as free. Auth: no auth required. 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 obsidian-mcp-server and sequential-thinking as separate keys in the same mcpServers object, and your assistant will call tools from either one.

On AllMCPs, Obsidian MCP Server has a quality signal of 64/100 (Good) with 1 views, 0 installs and 698 GitHub stars. Sequential Thinking has 76/100 (Great) with 4 views, 3 installs and 91,405 GitHub stars.