MCP, MCP server
Agent Decision & Evidence Tools (MCP + x402)
40 machine-callable tools, including 10 free preparation, routing and verification tools. Pay only for a successfully delivered result in USDC through x402.
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 37f803282002, 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.
integrations/invoice_guard/test_crypto_contract.py, line 156
mock.patch("subprocess.run", side_effect=AssertionError("subprocess forbidden")):
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.
PERMISSION_SHELL_UNDECLARED
integrations/invoice_guard/test_crypto_contract.py, line 156
mock.patch("subprocess.run", side_effect=AssertionError("subprocess forbidden")):
Install and update
Pass
No install-time script found, and dependencies are pinned or absent.
Network
Concern
can reach a host that is not written as a fixed address.
NETWORK_NO_FIXED_HOST
examples/validate_einvoice.py, line 52
r = requests.post(f"{BASE}/free/einvoice",
integrations/invoice_guard/test_crypto_contract.py, line 74
self.no_network = mock.patch("socket.create_connection", side_effect=AssertionError("network forbidden"))
integrations/invoice_guard/test_crypto_contract.py, line 155
with mock.patch("socket.create_connection", side_effect=AssertionError("network forbidden")), \
Secrets
Concern
reads a credential or environment file.
SECRETS_ENV_READ SECRETS_PATH_UNCONFIRMED
examples/pay_and_call.py, line 28
key = os.environ.get("X402_PRIVATE_KEY")
.gitignore, line 2
*.pyc
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 37f803282002. requests shell access. No manifest field names shell or command execution. can reach a host that is not written as a fixed address. reads a credential or environment file.
Date and source
Date checked:
github.com
Commit graded: 37f8032820024472dbeb51da70f84aba865f665f
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