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MCP Slim Guard

76% fewer MCP tokens in our standard benchmark.

Connector by lennney · GitHub account verified by the MCP Registry

IndexedMITLocal (stdio)★ 182
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Install

Works with Claude Code, Codex, VS Code, Cursor, Windsurf, Claude Desktop. Read the repository before you give any tool access to your data.

npx agentmarket install connector/lennney-mcp-slim-guard

Asks which of your tools to add it to (Claude Code, Codex, Cursor, VS Code, Windsurf, Gemini CLI, Claude Desktop) and shows the change first. See https://agentmart.dev/cli.

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About

76% fewer MCP tokens in our standard benchmark. Same upstream call. Exact recovery.

Use cases: agent-orchestration

Reviews

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Permissions

What this server can do and what it asks for, from its tool list and install config. Checked Oct 25, 2026.

Tools
19 read · 5 write · 0 delete · 1 not yet classified
Secrets
None asked for
Install scripts
Not scanned yet
Runs as
Node.js package

Tools by what they do 25

Read from the source code; the running server may list different tools.

Read 19 · Look things up without changing anything.

  • calculate_budget
  • echo
  • find_tool
  • fixture_large_result
  • fixture_web_search_advanced
  • get_order
  • get_product
  • get_time
  • json_array
  • list_events
  • list_incidents
  • list_orders
Show 7 more tools
  • logs
  • lookup_customer
  • read_document
  • read_result
  • search_catalog
  • structured
  • translate_text

Write 5 · Create, change, send or run things.

  • add
  • call_tool
  • create_ticket
  • large_text
  • long_text

Not yet classified 1 · We could not tell from the name and description.

  • generate_report

Files it touches

  • Any path the agent passes to its tools

Tools (25)

Read from the source code; the running server may differ. Descriptions are the server’s own words; hidden characters are shown as [U+…].

  • add

    Adds two numbers

  • calculate_budget

    Calculate a budget from typed line items. 根据结构化条目计算预算。

  • call_tool

    Call a tool returned by find_tool. The reference must belong to the current authorized catalog. Security policy is enforced before execution.

  • create_ticket

    Create a support ticket. 创建支持工单。

  • echo

    Echoes back the input message

  • find_tool

    Find authorized MCP tools for an intent. Returns at most three matches with exact input schemas and catalog-bound references.

  • fixture_large_result

    Return a large multilingual fixture

  • fixture_web_search_advancedAdvanced web search

    Search the web with domain, language, quality, and result-count controls.

  • generate_report

    Generate a detailed operational report. 生成详细运营报告。

  • get_order

    Get an order with optional history. 获取订单及历史。

  • get_product

    Get one product and optional inventory details. 获取产品及库存详情。

  • get_time

    Returns current timestamp as ISO string

  • json_array

    Return a deterministic oversized uniform JSON array for host acceptance testing.

  • large_text

    Returns a large deterministic text whose exact final marker must be recovered

  • list_events

    List calendar events within a time window. 列出时间窗口内的日历事件。

Show 10 more tools
  • list_incidents

    List service incidents by severity. 按严重程度列出服务事件。

  • list_orders

    List orders with bounded filters. 按条件列出订单。

  • logs

    Return deterministic oversized log-like text for host acceptance testing.

  • long_text

    Return a deterministic oversized plain-text report for host acceptance testing.

  • lookup_customer

    Look up an authorized customer profile. 查询已授权客户资料。

  • read_document

    Read a bounded document snapshot. 读取有界文档快照。

  • read_result

    Description is built at runtime.

  • search_catalog

    Search the product catalog by keyword. 按关键词检索产品目录。

  • structured

    Return schema-bound structured content that must pass through unchanged.

  • translate_text

    Translate text to a target language. 将文本翻译为目标语言。

Signals

Stars
182
Forks
1
Open issues
0
Contributors
2
Last commit
Aug 14, 2026 (2 months ago)
Last release
Jul 31, 2026 (3 months ago)

From GitHub (fetched Oct 24, 2026).

Details

Registry name
io.github.lennney/mcp-slim-guard
Version
0.1.1-alpha.1
Auth
No auth
Packages
npm mcp-slim-guard
License
MIT
Repository
github.com/lennney/mcp-slim-guard
First seen
Oct 24, 2026
Last checked
Oct 24, 2026
Source
Official MCP Registrygithub-graphql

More from lennney

Cite this page

MCP Slim Guard. Agent Mart. https://agentmart.dev/connectors/lennney-mcp-slim-guard (last updated 2026-10-24)