mcpcost

io.github.ZKStamp/proof100

ZKStamp Proof-100

Is the ZKStamp Proof-100 MCP server down? No. It answered initialize and tools/list in the probe of 2026-10-30.

Shielded proof-of-existence timestamps on BitcoinZ (zk-SNARKs). Free trial: 3 proofs.

alive probed 2026-11-14 · unchanged since 2026-10-30 · HTTP 200

3tools
876tokens in Claude Opus 5.5
0.4 %of Claude's 200k window
0.3×the median server
2.5 sto initialize
93 msto list tools
Endpoint
https://proof.zketernity.app/mcp (streamable-http)
Host
proof.zketernity.app
Protocol
2025-11-25
Reports itself as
Proof-100 0.1
Capabilities
tools
Instructions
none
Of a 1M window
<0.1 % of a 1M context window
Count
876 tokens in Claude Opus 5.5, exact, measured 2026-10-30. With the Claude Code prefix mcp__…__ on each tool name: 900. The o200k_base estimate is 523. Counted again when the tool definitions change. Method.
Repository
https://github.com/ZKStamp/Proof100
Website
https://proof.zketernity.app/llms.txt
Registry
active, updated 2026-10-27 · registry entry
Changes
2 recorded, reachable in 2 of them. A row is added when the result, the tool count or the cost changes.

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.67×.

Tool≈ Claude tokenso200k estimateShare of this server
timestamp_fingerprint52331260 %
timestamp_text17910720 %
check_balance17410420 %

Compare this server with others.

More servers

Other registry entries on proof.zketernity.app.

Servers that mention zkstamp or proof.

History

We add a row when the result changes. A server with no change keeps its last row.

ProbedResultInitToolsClaudeo200k
2026-10-30 10:27alive279 ms3876523
2026-10-28 10:01alive2.5 s3769458

Badge for the README

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.

Atom feed

A mail when this server changes

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

For the publisher

Fixed something? Probe it now, with the same steps as the daily run. This page updates with the next daily run.