dataproc-mcp: Instructions file for Claude Code

CLAUDE.md

dataproc-mcp CLAUDE.md is an instructions file for Claude Code from warrenzhu25/dataproc-mcp. It costs 595 tokens per session, scanned A, original, MIT.

A set of development instructions for building and testing the dataproc-mcp-server project. It documents dependency installation, running the server, communication methods, debugging, and testing commands.

In plain words
What is it for?
Use it when installing dependencies, running the server through standard input, HTTP, or server-sent events, enabling debug logs, or running tests and checks.
Why use it?
It gives contributors one reference for the project’s setup and operating commands, reducing guesswork when developing the server.

Instructions file for Claude Code

Written for Claude Code: the file is CLAUDE.md.

This is warrenzhu25/dataproc-mcp's own configuration. It tells Claude Code how to work on dataproc-mcp itself, so it is not a mod to install elsewhere. Copy it as a starting point and replace the rules that are about this project. Everything dataproc-mcp configures →

Reuse

Borrowing it

Nothing to install: this file belongs to warrenzhu25/dataproc-mcp. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.

Copy the file
curl -O https://raw.githubusercontent.com/warrenzhu25/dataproc-mcp/main/CLAUDE.md
Clone the repo
git clone --depth 1 https://github.com/warrenzhu25/dataproc-mcp

Made for: Claude Code.

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Per session 595 This file is loaded in full into every session.
When invoked 595 The same file — it is already loaded in full.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00595 $0.00595
Opus 5 $0.00298 $0.00298
Sonnet 5 $0.00119 $0.00119
Haiku 4.5 $0.00060 $0.00060

Measured 9d ago against content hash 88b6da865d55, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-09, from the pricing page.

Security

Grade A, and why

dataproc-mcp CLAUDE.md scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 9d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

CLAUDE.md · 50 lines

How it starts

The opening of the file, as written. The whole thing — 50 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Dataproc MCP Server Development Guide

Build & Test Commands

Using uv (recommended)

  • Install dependencies: uv pip install --system -e .
  • Install dev dependencies: uv pip install --system -e ".[dev]"
  • Update lock file: uv pip compile --system pyproject.toml -o uv.lock
  • Install from lock file: uv pip sync --system uv.lock

Using pip (alternative)

  • Install dependencies: pip install -e .
  • Install dev dependencies: pip install -e ".[dev]"

Running the server

  • Run server (stdio): python -m dataproc_mcp_server
  • Run server with HTTP transport: DATAPROC_MCP_TRANSPORT=http python -m dataproc_mcp_server
  • Run server with SSE transport: DATAPROC_MCP_TRANSPORT=sse python -m dataproc_mcp_server
  • Run with MCP CLI: mcp run src/dataproc_mcp_server/server.py
  • Run with debug logging: DATAPROC_MCP_DEBUG=true python -m dataproc_mcp_server

Transport Configuration

  • STDIO (default): Standard input/output communication for command-line tools
  • HTTP: REST API over HTTP using streamable-http transport
  • SSE: Server-Sent Events for real-time communication
  • Set host/port: DATAPROC_MCP_HOST=0.0.0.0 DATAPROC_MCP_PORT=8080

Testing and linting

  • Run tests: pytest
  • Run single test: pytest tests/path/to/test_file.py::test_function_name -v
  • Run tests with coverage: python -m pytest --cov=src/dataproc_mcp_server tests/
  • Run linter: ruff check src/ tests/
  • Format code: ruff format src/ tests/

Technical Stack

  • Python version: Python 3.13+
  • Project config: pyproject.toml for configuration and dependency management
  • Environment: Use virtual environment in .venv for dependency isolation
  • Package management: Use uv for faster, more reliable dependency management with lock file
  • Dependencies: Separate production and dev dependencies in pyproject.toml
  • Version management: Use setuptools_scm for automatic versioning from Git tags
  • Linting: ruff for style and error checking
  • Type checking: Use VS Code with Pylance for static type checking
  • Project layout: Organize code with src/ layout

Read the full file on GitHub · 50 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 9d ago First seen · 50 lines · 595 tokens per session scan A 88b6da865d55

Subscribe to this mod's changes

dataproc-mcp CLAUDE.md is an instructions file published in the GitHub repository warrenzhu25/dataproc-mcp (0 stars, last pushed 10mo ago), licensed MIT. It adds 595 tokens to every session, about $0.0030 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.

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