capacity-attest
io.github.holistis/capacity-attest
About capacity-attest
capacity-attest is an MCP server published by the GitHub account holistis. Signed delivery claims for x402 capacity trades: GPU-hours, storage, API credits, bandwidth.
It runs on your own machine: your AI client starts it from the npm package capacity-attest at version 0.7.0.
It asks for no keys or passwords.
Version 0.7.0 was published on 29 September 2026, and the source code is public, so you can read it before installing.
Written from the registry entry. 9 automated checks on the registry entry and the package code: 7 pass, 0 warn, 0 fail, 2 info. How we check.
What it asks for
| Variable | Required | Secret | Description |
|---|---|---|---|
CAPACITY_ATTEST_DATA_DIR | No | No | Directory the append-only claims ledger (claims.jsonl) is written to and read from. Defaults to ./data inside the package. |
Checks
| Check | Result | Detail |
|---|---|---|
| Source repository linked | Pass | https://github.com/holistis/tokenizen |
| Version pinned | Pass | Every package has an explicit version |
| Secrets requested | Info | Asks for no secrets |
| Known package registry | Pass | All packages come from npm, PyPI, OCI, NuGet or MCPB |
| Namespace ownership | Info | Name verified via GitHub account holistis |
| Registry text aimed at the AI | Pass | Description and settings contain no hidden characters or instructions to the AI |
| Install scripts | Pass | capacity-attest@0.7.0 runs nothing at install |
| Code red flags | Pass | Read 41 files in capacity-attest@0.7.0: no obfuscation, encoded execution, credential reads or data-collection endpoints found |
| Text aimed at the AI | Pass | No hidden characters or instructions to the AI in 41 files, including comments and the README |
Popularity & health: 61 / 100
Worked out from public numbers and our own checks, not from user reviews or ratings. It says how used and how looked-after a server is, not whether it is safe.
0 forks, 167 merged pull requests. Sources: GitHub, npm, PyPI (pypistats.org) and Hacker News (Algolia), fetched 2026-10-31.
What people say
No Hacker News threads link to its source code.
Look further: search Reddit, search Hacker News, read its GitHub issues. These are not reviews we checked.
Facts
| Registry name | io.github.holistis/capacity-attest |
|---|---|
| Publisher | GitHub account holistis |
| How the name is verified | Name verified via GitHub account holistis. The registry ties the name prefix to that account or domain; it does not check the code. |
| Type | Local: runs on your machine from a package |
| Packages | npm capacity-attest 0.7.0 (stdio) |
| Version | 0.7.0 |
| Published | |
| Last updated | |
| Source repository | https://github.com/holistis/tokenizen |
| Website | None linked |
| Category | Files & documents (assigned by keyword rule, not by hand) |
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