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FabTally Guard

io.github.zvmzaretsky/fabtally-guard · v1.0.0

Verify before you act: deps-check, x402-preflight, json-repair & url-read for agents.

Connect Remote server

Terminal
claude mcp add --transport http fabtally-guard https://guard.fabtally.com/mcp
~/.cursor/mcp.json
{
  "mcpServers": {
    "fabtally-guard": {
      "url": "https://guard.fabtally.com/mcp"
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "fabtally-guard": {
      "type": "http",
      "url": "https://guard.fabtally.com/mcp"
    }
  }
}
Claude Desktop
Settings > Connectors > Add custom connector
URL: https://guard.fabtally.com/mcp

Tools 4 found in our last check

  • deps_check

    PAID $0.003 (x402, USDC on Base). Vet a software package BEFORE installing it. Returns existence, latest-vs-requested, deprecation/yank markers, known CVEs from OSV.dev, typosquat similarity to popular names, SPDX license, and age/download signals with a plain-English risk verdi…

  • x402_preflight

    PAID $0.002 (x402, USDC on Base). Verify another x402 endpoint BEFORE paying it: does an unpaid call return a valid x402 v2 402 challenge? do the quoted amount/asset/network/payTo match the site's /.well-known/x402? is TLS valid, host reachable, openapi present? Returns pass/fai…

  • json_repair

    PAID $0.002 (x402, USDC on Base). Coerce near-miss LLM JSON to a JSON-Schema-conformant object: strip code fences/prose, fix trailing commas/quotes/unquoted keys, normalise Python literals, balance brackets, then coerce types, apply defaults, and drop extraneous keys. Returns th…

  • url_read

    PAID $0.004 (x402, USDC on Base). Fetch a PUBLIC url and return clean Markdown + a token estimate for RAG ingestion — readability extraction, boilerplate stripped. Respects robots.txt, public pages only, no login/paywall bypass, nothing stored. Args: url. Without payment returns…

Details

Endpointhttps://guard.fabtally.com/mcp (Streamable HTTP)
First published1 Aug 2026
Last updated1 Aug 2026
Registry nameio.github.zvmzaretsky/fabtally-guard

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