MCP, MCP server
PlayByKey Music Theory
An MCP server that exposes @playbykey/theory as AI-callable music theory tools.
Compatibility: Not stated.
Grade B
Minor issues only, no Medium or High. Worth a quick look at the findings below before installing.
Not a guarantee. A hygiene check of the source at the commit shown, not a security audit.
Rescanned at commit 0df6759e3f5b, unchanged since the check below.
INSTALL_UNPINNED
Why this grade
- INSTALL_UNPINNED Low
Dependencies use a range or git URL with no lockfile.
package.json, line 45
@modelcontextprotocol/sdk
Any High, or two or more Medium findings, give D. One Medium gives C. Low findings or a security Note give B. Each code names a finding behind the letter.
Grades are a hygiene check of the source at the commit shown, on the date checked, not a security audit or a guarantee. The free directory grades are automated. Before release, a PlugVet engineer reviews every paid report and any grade we hold back, including all F grades, against the source code and the evidence we quote.
What was checked
Plain notes from the hygiene checks.
Permissions
Pass
No shell or command execution found, and no extra permission was declared.
Install and update
Concern
dependencies are not pinned.
INSTALL_UNPINNED
package.json, line 45
@modelcontextprotocol/sdk
Network
Pass
No network call found.
Secrets
Pass
No read of a credential file or secret environment variable found.
Agent instructions
Pass
No instruction to ignore earlier instructions or to hide a step.
Obfuscation
Pass
No encoded or minified payload found.
Licence
Pass
A licence file is present (LICENSE).
Maintainer activity
Pass
The latest commit is within the last 365 days.
Note
Hygiene check of commit 0df6759e3f5b. dependencies are not pinned.
Date and source
Date checked:
github.com
Commit graded: 0df6759e3f5bfdbe5bd4b4b9f7792373c6e19e09
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