You'll noticeTier: how much it should matter to you
2Useful: my rating, 1 to 5
2Signal: worth watching, 1 to 5
MCPArea: what it touches
ImprovementsKind: in v2.1.318,
ImprovementsSection of the release
Unclear What the extra per-server number in the /mcp list counts is not stated.
What
/mcp lists the MCP servers Claude Code can use. MCP servers are outside programs that give Claude extra tools. For cloud servers, the list now shows an extra number for each server, taken from a second filtered list.
Two smaller changes:
When a slash command run as a separate task fails, the failure now includes the command's result text.
The way /ultrareview reads your remaining usage credits was moved into its own step. Its message when it cannot read them is reworded.
Why
Most of this is internal. The visible change is the extra number in the /mcp list.
The entry above is what we published on the day. These lines were added later, as Anthropic's own pages caught up, and they sit beside the original rather than replacing it.
Confirmed sinceAnthropic's documentation has since written up /mcp, on Claude for Government changelog.* Changed how Claude Desktop and Claude Code connect to web search: Claude Desktop asks members with web search on to relaunch once after this release, and after **Sign out everywhere** a relaunch brings web search back; if a firewall or s…government/changelogsee the edit
How sure we are
Something disagreesSomething we can check disagrees with this entry, or the writer said they could not settle it.
The writer flagged doubtWhat the extra per-server number in the `/mcp` list counts is not stated.
Anthropic's documentation agreesAnthropic's documentation has since written up /mcp, on Claude for Government changelog.
Anthropic's release notes agreeFixed /mcp in cloud sessions counting tools the model can't use; a server's row now shows how many of its tools are available
