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One MCP server with 106 tools = 54,600 tokens burned on init. Claude Code just shipped Tool Search to fix this (triggers at >10% context). Wrote up what's working across the ecosystem: www.layered.dev/mcp-tool-sch...

layered.devMCP Tool Schema Bloat: The Hidden Token Tax (and How to Fix It) | NotionYour MCP tool descriptions are eating your context window.

16/1/26, 3:54 pm0 reposts1 like

Kevin Swiber

@swiber.dev

16 Jan

The ecosystem response is fast: • MCP gateways collapsing tools into "search" + "execute" • Host-side proxies with semantic filtering • Agent Skills for progressive disclosure • Protocol proposals showing 91-98% reduction

Kevin Swiber

@swiber.dev

16 Jan

Three things to remember: 1. Host layer is your lever, especially if you're building your own agent (Claude Code proves it) 2. Every word should earn its place 3. You're not alone! Solutions exist at every layer