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sipi.bot — Spend Firewall for AI Agents

by kindrat86 · remote · no sign-in to list tools · v1.0.1 · published by GitHub user kindrat86

Pre-spend firewall for AI agents. Approves, blocks, flags transactions against policy rules.

Changes · 2
CompareRegistry entry

3 tools: 2 change things and 1 only read.

Scanned Oct 21, 2026

No check matched anything in the tool definitions. No finding is not a safety guarantee. How the checks work.

claude mcp add --transport http sipi-bot-spend-firewall https://sipi.bot/api/mcp

Tools

Open a tool for its reasons and full description. Descriptions are the publisher's own words, shown as they are.

3 tools

Changes things 2Claude Code: ask
  • add_spend_ruleAdd a rule to the authenticated API key's isolated workspace.No findings

    Why it is in this group

    • The name "add_spend_rule" says "add": a word for a change.
    Description, as the server wrote it
    Add a rule to the authenticated API key's isolated workspace.
  • evaluate_spendCheck whether an autonomous agent is allowed to make a purchase BEFORE spending.No findings

    Why it is in this group

    • The name "evaluate_spend" says "evaluate": a word for a change.
    Description, as the server wrote it
    Check whether an autonomous agent is allowed to make a purchase BEFORE spending. Returns APPROVED, BLOCKED, or FLAGGED.
Only reads 1Claude Code: allow
  • firewall_statusGet private firewall stats for the authenticated API key.No findings

    Why it is in this group

    • The name "firewall_status" says "status": a word for reading.
    Description, as the server wrote it
    Get private firewall stats for the authenticated API key.

This is not a safety rating, and no finding is not a safety guarantee. The groups and findings come from fixed checks of the tool definitions the server returned on the date shown, not from its code or what it does when called. How the checks work.

Install

Pinned to version 1.0.1. Values in angle brackets are yours to fill in.

claude mcp add --transport http sipi-bot-spend-firewall https://sipi.bot/api/mcp

Run in a terminal.

Claude Code permissions

Allow the reads, ask before a change, deny the deletes. Paste into .claude/settings.json.

.claude/settings.json
{
  "permissions": {
    "allow": [
      "mcp__sipi-bot-spend-firewall__firewall_status"
    ],
    "ask": [
      "mcp__sipi-bot-spend-firewall__evaluate_spend",
      "mcp__sipi-bot-spend-firewall__add_spend_rule"
    ],
    "deny": []
  }
}

Tools that only read are allowed, tools that change things ask first, tools that delete or cancel are denied. It assumes the server is installed as sipi-bot-spend-firewall. Review it before you use it.