io.github.SamuelDharshi/proofmark-clock

Proofmark Clock

Is the Proofmark Clock MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-07.

Current time in any time zone, and conversion of a date-time between zones.

alive probed 2026-11-14 · unchanged since 2026-11-07

2tools

269tokens in Claude Opus 5.5

0.1 %of Claude's 200k window

0.1×the median server

299 msto initialize

4 msto list tools

Run it: npx -y proofmark-clock@1.0.0 (stdio, probed in a container with the network off)
Host: npmjs.com
Reports itself as: proofmark-clock 1.0.0
Capabilities: tools
Instructions: none
Of a 1M window: <0.1 % of a 1M context window
Count: 269 tokens in Claude Opus 5.5, exact, measured 2026-11-07. With the Claude Code prefix mcp__…__ on each tool name: 293. The o200k_base estimate is 160. Counted again when the tool definitions change. Method.
Repository: https://github.com/SamuelDharshi/Proofmark
Registry: active, updated 2026-11-07 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.68×.

Tool	≈ Claude tokens	o200k estimate	Share of this server
convert_time	166	99	62 %
now	103	61	38 %

Other registry entries on npmjs.com, the ones next to this name; all of them.

Servers that mention proofmark or clock.

Proofmark Units io.github.SamuelDharshi/proofmark-units · alive
ProofMarket fun.proofmarket/proofmarket · needs auth
Time ai.b77/time · needs auth
ai.smithery/arjunkmrm-clock · not found
Inventory Ledger Reconciliation com.a2awire/benchmark-inventory-ledger-reconciliation-v1 · alive
Surf Hut com.aisurfhut/surf-hut · timeout
Moltline RegClock com.moltlinestudio/regclock · alive
艾达 ADA group.hengyu.ai/ada · 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.

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