mcpcost

io.github.alemaiorano/research-vault

Research Vault (research decoy)

Is the Research Vault (research decoy) MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-14.

Owned MCP research honeypot: synthetic decoy data with canary markers; digest-only logging.

alive probed 2026-11-15 · unchanged since 2026-11-14 · HTTP 200

6tools
602tokens in Claude Opus 5.5
0.3 %of Claude's 200k window
0.2×the median server
2.3 sto initialize
57 msto list tools
Endpoint
https://34.134.225.250.sslip.io/mcp (streamable-http)
Host
34.134.225.250.sslip.io
Protocol
2025-11-25
Reports itself as
research-vault 1.32.0-hardened
Capabilities
tools
Instructions
none
Of a 1M window
<0.1 % of a 1M context window
Count
602 tokens in Claude Opus 5.5, exact, measured 2026-11-14. With the Claude Code prefix mcp__…__ on each tool name: 656. The o200k_base estimate is 311. Counted again when the tool definitions change. Method.
Registry
active, updated 2026-11-13 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.94×.

Tool≈ Claude tokenso200k estimateShare of this server
vault_lookup1065518 %
inbox_list1055417 %
oauth_refresh995116 %
agent_memory_search995116 %
token_vault975016 %

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mcpcost: alive

The result of the latest probe, the tool count and the token cost. The feed has an entry for every probe that changed them.

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Stops answering, comes back, tool set or cost changes. One confirmation mail first, a stop link in every mail.

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