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Sweep 25 Sep 2026 · 19:33Z Build v2.1.283 504 read Stable v2.1.274 Latest v2.1.283 Next v2.1.283 Feeds RSS JSON llms.txt llms-full.txt Unofficial

Claude Code v2.1.280 ·

MCP elicitation requests now rate-limited and size-capped

MCP elicitation requests from connected servers are now rate-limited and size-capped

You'll notice Improvements
JSON All of v2.1.280
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 v2.1.280,
ImprovementsSection of the release
What

An MCP server (a connected tool provider that extends Claude Code) can send an 'elicitation' request, which asks the user for input mid-task. The handler that answers these requests now enforces per-connection limits:

  • a maximum number of outstanding elicitations at once
  • a maximum number admitted per minute
  • a maximum size for the serialized request, measured with a new size estimator

Requests that exceed any of these limits are refused or cancelled instead of being processed.

Why

This prevents a misbehaving or overly chatty MCP server from flooding you with input requests or sending oversized ones.

See this entry in the whole of v2.1.280 →

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