Run Python MCP server
Run Python code from natural language prompts, with optional PyPI package install.
B83/100grade B
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If you have run it, two minutes of your experience saves the next person an afternoon.
Run Python tools (1, 1 write)
write = sends, deletes, buys or postschatwrite actionFreeRun Python code from natural language prompts, with optional PyPI package install
Public scan report
scanner v0.1.9 · 2026-09-19 · same rubric, same numbers if you re-run it
1 high
- –Code scanremote-only server, no package to scann/a
- Live reliabilityremote reachable in 965ms20/20
- Tool poisoning1 tool descriptions checked15/15
- Auth qualityopen endpoint exposes 1 write-action tools with no auth3/15
- Maintenancelast push 11 days ago15/15
- Maintainer identityregistry namespace matches repository owner; GitHub account older than a year9/10
Findings (1)
- highWrite-action tools reachable without authentication
auth.open-write
Overall 83/100. Components that don't apply are left out of the denominator. Any critical finding is an F.RubricAppeal a findingJSON
Install directly
claude mcp add --transport http run-python https://next.hal9.ai/mcp/mcpbuild/run-python
Run Python: common questions
- Is Run Python MCP server safe?
- Mostly: it is graded B (83/100). Read the Run Python safety report
- How do I install Run Python?
- It runs remotely at next.hal9.ai. Add it to Claude Code, Claude Desktop or Cursor with the snippets above, or call it through the mcp.market gateway without installing anything.
- Does Run Python need an API key?
- Not as far as the registry entry and our scan can tell: no credentials are declared or required.
- Is Run Python maintained?
- The last commit was 12 days ago (2026-09-08). The latest release is v0.0.1.
- Is Run Python up?
- 100% of our last 6 checks got an answer. We check remote servers about four times a day.