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Sweep 22 Oct 2026 · 04:32Z Build v2.1.308 527 read Stable v2.1.308 Latest v2.1.308 Next v2.1.308 Feeds RSS JSON llms.txt llms-full.txt Unofficial

Claude Code v2.1.239 ·

Slack MCP sends render as their own tool row

Slack messages sent through MCP now show as a "Slacked" tool row, in verbose mode only.

You'll notice New Features
JSON All of v2.1.239
You'll noticeTier: how much it should matter to you
2Useful: my rating, 1 to 5
3Signal: worth watching, 1 to 5
MCPArea: what it touches
New FeaturesKind: in v2.1.239,
New FeaturesSection of the release
What

Messages sent through the Slack MCP tool now display as a tool named "Slacked" instead of a raw MCP call, and only in verbose mode.

Details
  • Keyed on the tool name mcp-slack-send.
  • Ships with helpers that turn a Slack channel id into a https://slack.com/app_redirect?channel= link, so channels are clickable.
  • Outside verbose mode the tool-use row is hidden entirely.
Evidence

https://slack.com/app_redirect?channel=

Strings lifted out of the shipped bundle, so the claim above can be checked against them.

See this entry in the whole of v2.1.239 →

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