Manage costs effectively changedcosts
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185185### Reduce MCP server overhead
186186
187MCP tool definitions are [deferred by default](/docs/en/mcp#scale-with-mcp-tool-search), so only tool names enter context until Claude uses a specific tool. Run `/context` to see what's consuming space.
187MCP tool definitions are [deferred by default](/docs/en/mcp#scale-with-mcp-tool-search), so only tool names and server instructions enter context until Claude uses a specific tool. Run `/context` to see what's consuming space.
188188
189189* **Prefer CLI tools when available**: Tools like `gh`, `aws`, `gcloud`, and `sentry-cli` are still more context-efficient than MCP servers because they don't add any per-tool listing. Claude can run CLI commands directly.
190190* **Disable unused servers**: Run `/mcp` to see configured servers and disable any you're not actively using.
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