An article organizing the changes in Claude Code v2.1.300 from a business perspective. It introduces additions to OpenTelemetry events for cache write retention time items, additions around mods and hooks plus validation of hook inputs, fixes for bugs where 400 errors continue after an MCP server tool definition is rejected and where the most recent message is lost when resuming headless execution, support for Claude Tag in Slack Connect channels (disabled by default, enabled by admins), and more.
claude / Anthropic released Claude
❯ /Anthropic▰▰▰▰▰▰▰▰ Tools & integrations
✳︎ Anthropic released Claude Code v2.1.300 on October 15 Japan time. There are many changes, so I've organized the ones likely related to work.
└─ Make every conversation easier
Text preview · Not a project screenshot✳︎ Anthropic released Claude Code v2.1.300 on October 15 Japan time. There are many changes, so I've organized the ones likely related to work.
└─ Make every conversation easier
Anthropic released Claude Code v2.1.300 on October 15 Japan time. There are many changes, so I've organized the ones likely related to work.
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