Verify before you act: deps-check, x402-preflight, json-repair & url-read for agents.
Connect Remote server
claude mcp add --transport http fabtally-guard https://guard.fabtally.com/mcp
{
"mcpServers": {
"fabtally-guard": {
"url": "https://guard.fabtally.com/mcp"
}
}
}
{
"servers": {
"fabtally-guard": {
"type": "http",
"url": "https://guard.fabtally.com/mcp"
}
}
}
Settings > Connectors > Add custom connector
URL: https://guard.fabtally.com/mcp
Tools 4 found in our last check
deps_checkPAID $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_preflightPAID $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_repairPAID $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_readPAID $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
| Endpoint | https://guard.fabtally.com/mcp (Streamable HTTP) |
| First published | 1 Aug 2026 |
| Last updated | 1 Aug 2026 |
| Registry name | io.github.zvmzaretsky/fabtally-guard |
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