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Registry updated within 30 days · Local · npm

CARBON NEW

io.github.jarbon/carbon copy

AI testing harness with Jay: risk-based checks, bug investigation, and local evidence reports.

CategoryDev Tools
TransportLocal
Registry freshnessRegistry updated within 30 days
Version1.32.22-free.17
Distributionnpm

Install & connect

Install · npmnpx
$ npx -y @testers-ai/carbon-mcp

Publisher-declared package identifier. Verify current package, permissions and client configuration before running; execution has not been tested here.

Freshness

Updated this month

Last registry update 15d ago · published Oct 22, 2026.

Registry position over time

Where CARBON sits in the freshest-first index, tracked daily — new to the tracked index since the prior run. position movement fills in as the index runs daily.

Current position#17172
Best position#17172
Since prior runNEW

About this server

AI testing harness with Jay: risk-based checks, bug investigation, and local evidence reports.

Local — runs on your machine over stdio (npx / uvx / docker / bundle). Indexed under Dev Tools, alongside 29351 other servers. Health is freshness-derived from the registry's last-update timestamp; this index does not run the server, so capabilities and tool lists live in the source repository.

More in Dev Tools 29352

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Published · Oct 22, 2026
Updated · Oct 22, 2026
Source · official Model Context Protocol registry