Provides optimized file system operations with smart context management and token-efficient partial reading/editing.
Filesystem MCP server is a locally run integration for AI assistants that speak the Model Context Protocol. Provides optimized file system operations with smart context management and token-efficient partial reading/editing.
MCP Filesystem Server lets an MCP client read, search, and edit files inside directories you explicitly allow. It is useful when Claude Desktop or another MCP client needs filesystem access with path sandboxing, line-range reads, grep-style search, and edit previews.
The server ships on npm as @modelcontextprotocol/inspector, so your MCP client can launch it on demand — there is no separate build step. Add the server block to your client's configuration, restart it, and the tools register themselves.
Once Filesystem is connected, these are the calls the assistant has available:
Search — The Search tool exposed by this serverYou will need 3 environment variables: REPO_PATH, PROJECTS_PATH, DOCUMENTS_PATH. Keep credentials in your client's env block or a secrets manager rather than in a file you might commit.
Plenty of file and storage access servers cover similar ground. The differences that matter in practice are scope of access and how much setup stands between you and a working tool call. Filesystem's toolset — Search — is a fair guide to whether it matches your workflow. It is maintained by safurrier; worth a glance at recent repository activity before you build anything load-bearing on it.
We check each listing at SyncDev against the project's documentation before it goes live — if something here drifts out of date, it is a bug worth reporting.
| Tool | What it does |
|---|---|
| Search | The Search tool exposed by this server. |
{
"mcpServers": {
"filesystem-5": {
"command": "npx",
"args": ["-y", "@modelcontextprotocol/inspector"],
"env": {
"REPO_PATH": "your-value",
"PROJECTS_PATH": "your-value",
"DOCUMENTS_PATH": "your-value"
}
}
}
}Add to claude_desktop_config.json, then restart Claude Desktop.
| Variable | Description | Required |
|---|---|---|
| REPO_PATH | Filesystem location the server is allowed to use. | Optional |
| PROJECTS_PATH | Filesystem location the server is allowed to use. | Optional |
| DOCUMENTS_PATH | Filesystem location the server is allowed to use. | Optional |
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