io.github.zkarchitect/zkverify
zkverify
Cryptographically verifiable blockchain data with Merkle proofs + ECDSA signing.
alive probed 2026-10-15
3tools
452tokens in Claude Opus 5.5
479tokens in Claude Code
0.2 %of a 200k context window
234o200k_base estimate
232 msto initialize
4 msto list tools
- Run it
- npx -y zkverify-mcp@0.3.2 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- zkverify 0.3.1
- Capabilities
- tools
- Instructions
- none
- Claude count
- Claude Opus 5.5, measured 2026-10-15. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/zkarchitect/zkverify
- Registry
- active, updated 2026-08-06 · registry entry
- Reachable
- 1 of the last 1 probe
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| verify_balance | 79 | 34 % |
| verify_signature | 79 | 34 % |
| verify_contract | 76 | 32 % |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.zkarchitect/zkverify)
An entry for every probe that changed the result, the tool count or the token cost: Atom feed. Add it to a feed reader or a Slack RSS app to hear when the server stops answering or its tool set grows.