mcpcost

io.github.shreyassaw5394/mockanything

mockanything

Is the io.github.shreyassaw5394/mockanything MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-02.

Local, stateful twins of any API (Stripe, Twilio, any OpenAPI spec) for agents. No keys, no bill.

alive probed 2026-11-15 · unchanged since 2026-11-02

14tools
2.4ktokens in Claude Opus 5.5
1.2 %of Claude's 200k window
0.9×the median server
542 msto initialize
31 msto list tools
Run it
npx -y @shipatmidnight/mockanything@0.2.2 (stdio, probed in a container with the network off)
Host
npmjs.com
Reports itself as
mockanything 0.2.2
Capabilities
tools
Instructions
492 characters
Of a 1M window
0.2 % of a 1M context window
Count
2.4k tokens in Claude Opus 5.5, exact, measured 2026-11-02. With the Claude Code prefix mcp__…__ on each tool name: 2.5k. The o200k_base estimate is 1.3k. Counted again when the tool definitions change. Method.
Repository
https://github.com/shreyassaw5394/mockanything
Website
https://shipatmidnight.dev/mockanything
Registry
active, updated 2026-11-02 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.77×.

Tool≈ Claude tokenso200k estimateShare of this server
twin_start51128921 %
twin_chaos27915812 %
twin_from_docs27215411 %
twin_scenario157897 %
twin_webhook_add154876 %

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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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