Release / 18 Dec 2025

Model Context Protocol servers 2025.12.18

Use directory listings, trees, and moves with clients that validate structured results.

Before you upgrade to 2025.12.18

1 to fix

Keep `repo_path` within the configured `--repository` directory; use valid refs without a leading dash for `git_diff` and `git_checkout`.

Action requiredInspect changes and commit history, stage files, commit changes, and manage Git branches.Affects: Git clients accessing repositories outside --repository or passing invalid refs.Inferred

Read the evidence

modelcontextprotocol/servers/blob/2025.12.18/src/git/src/mcp_server_git/server.py

What changed in 2025.12.18

Filesystem returns strings matching its output schemas. Git enforces the configured repository boundary and validates diff/checkout references.

Available in repository tag 2025.12.18; configure the relevant server in an MCP client. Package versions vary by server.

Fixed and improved

`list_directory_with_sizes`, `directory_tree`, and `move_file` return a string in `structuredContent.content`, matching their output schema.

Now worksRead, write, edit, search, and organize files in allowed directories.Inferred

Read the evidence

modelcontextprotocol/servers/blob/2025.12.18/src/filesystem/index.ts

The stdio server cleans up and exits when its client disconnects.

Now worksExercise MCP client support for tools, prompts, resources, sampling, and progress notifications.Inferred

Read the evidence

modelcontextprotocol/servers/blob/2025.12.18/src/everything/stdio.ts

Seeded by @iluxav with Codex, from the release's public sources. Each change links to its evidence.