Claude Code, Skill
Arc Skill
An agent skill that plays ARC-AGI-3 — 25 video games that never explain their rules — from nothing but a game ID.
Compatibility: Not stated.
Grade C
One Medium finding. Read the findings before installing.
Not a guarantee. A hygiene check of the source at the commit shown, not a security audit.
Rescanned at commit dba53c3799ea, unchanged since the check below.
PERMISSION_SHELL_UNDECLARED
Why this grade
- PERMISSION_SHELL_UNDECLARED Medium
Runs shell commands that the manifest or description does not mention.
skills/arc-skill/scripts/arc_skill/broker.py, line 362
process = subprocess.Popen(
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
Concern
requests shell access. No manifest field names shell or command execution. can delete files.
PERMISSION_SHELL_UNDECLARED PERMISSION_DELETE_FILES
skills/arc-skill/scripts/arc_skill/broker.py, line 362
process = subprocess.Popen(
skills/arc-skill/scripts/arc_skill/cli.py, line 314
shutil.rmtree(paths.state, ignore_errors=True)
Install and update
Pass
No install-time script found, and dependencies are pinned or absent.
Network
Pass
No network call found.
Secrets
Note
reads an environment variable.
SECRETS_ENV_READ
skills/arc-skill/scripts/arc_skill/broker.py, line 134
arc_api_key=os.getenv("ARC_API_KEY", ""),
skills/arc-skill/scripts/arc_skill/broker.py, line 148
if not os.getenv("ARC_API_KEY"):
Agent instructions
Pass
No instruction to ignore earlier instructions or to hide a step.
Obfuscation
Pass
No encoded or minified payload found.
Licence
Note
no licence file found.
LICENCE_MISSING
No file path was stored.
no licence file found.
Maintainer activity
Pass
The latest commit is within the last 365 days.
Note
Hygiene check of commit dba53c3799ea. requests shell access. No manifest field names shell or command execution. can delete files. reads an environment variable. no licence file found.
Date and source
Date checked:
github.com
Commit graded: dba53c3799eab600a512dd73ed037d7ab6958c66
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