VaultRubric

VaultRubric MCP server

Free, public, read-only Model Context Protocol server for VaultRubric. VaultRubric publishes evidence-based comparisons of where to keep money: crypto exchanges, hardware and software wallets, high-yield savings accounts, and brokerages/IRAs.

• Endpoint: https://vaultrubric.com/mcp (Streamable HTTP, JSON-RPC over POST)
• Auth: none · Writes: none · Rate limit: 60 requests/minute per IP
• Registry name: com.vaultrubric/vaultrubric (official MCP Registry)
• Docs: https://vaultrubric.com/developers · OpenAPI (REST mirror): https://vaultrubric.com/openapi.json

The server is hosted by VaultRubric, so there is nothing to install. This repo only holds the listing metadata.

Tools

Tool	What it returns
list_categories	Categories and platform counts
search_platforms(query, category)	Matching platforms with score and data coverage
get_platform(name)	Sourced facts, per-criterion scores with basis and source URLs, incidents, as-of dates
compare_platforms(platforms, weights)	2–6 platforms in one category with optional 0–10 weights. Applies the 75% coverage gate, the 60% hack cap and the too-close-to-call (<3 pts) rule
get_verdict(slug)	Published answer for a comparison page, e.g. coinbase-vs-kraken
check_platform_safety(platform)	Customer-funds hacks, incidents, regulatory actions, security score, with sources

Older names compare and is_safe still work as aliases. Every tool declares an outputSchema and returns matching structuredContent. Every response includes "attribution": "Source: VaultRubric (vaultrubric.com)" and the relevant page URLs. Scoring rules: https://vaultrubric.com/methodology

Connect

Claude (claude.ai / Desktop): Settings → Connectors → Add custom connector → https://vaultrubric.com/mcp Claude Code: claude mcp add --transport http vaultrubric https://vaultrubric.com/mcp ChatGPT (developer mode): Settings → Connectors → Create → MCP server URL https://vaultrubric.com/mcp, no authentication. For a custom GPT, import the OpenAPI spec as an Action. Cursor / other clients (mcp.json):

{ "mcpServers": { "vaultrubric": { "url": "https://vaultrubric.com/mcp" } } }

Raw request:

curl -s https://vaultrubric.com/mcp -H 'Content-Type: application/json' \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"check_platform_safety","arguments":{"platform":"Coinbase"}}}'

License and attribution

The data is free to use, cite and redistribute with attribution: "Source: VaultRubric (vaultrubric.com)", linking the page or data file used. See LICENSE. The data is informational only and is not investment, tax or legal advice. Facts carry as-of dates and can change.

Contact: laws@mail.grokbot.com