gitlab-mcp: Instructions file for Claude Code

CLAUDE.md

gitlab-mcp CLAUDE.md is an instructions file for Claude Code from ttpears/gitlab-mcp. It costs 333 tokens per session, scanned A, original, MIT.

Project instructions for a GitLab MCP server, which connects AI clients to GitLab, a platform for hosting code and managing software projects.

In plain words
What is it for?
Use them to build, run, test, debug, and smoke-test the TypeScript server locally or over HTTP.
Why use it?
They give developers the commands, architecture, configuration rules, testing steps, and release process needed to work on the server consistently.

Instructions file for Claude Code

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

This is ttpears/gitlab-mcp's own configuration. It tells Claude Code how to work on gitlab-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 gitlab-mcp configures →

Reuse

Borrowing it

Nothing to install: this file belongs to ttpears/gitlab-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/ttpears/gitlab-mcp/main/CLAUDE.md
Clone the repo
git clone --depth 1 https://github.com/ttpears/gitlab-mcp

Made for: Claude Code.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for gitlab-mcp CLAUDE.md

README.md
[![agentmods](https://agentmods.dev/badge/instructions/ttpears/gitlab-mcp/claude-md/github.svg)](https://agentmods.dev/instructions/ttpears/gitlab-mcp/claude-md)
Your own site
<a href="https://agentmods.dev/instructions/ttpears/gitlab-mcp/claude-md"><img src="https://agentmods.dev/badge/instructions/ttpears/gitlab-mcp/claude-md/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for gitlab-mcp CLAUDE.md

Your own site · 80×15
<a href="https://agentmods.dev/instructions/ttpears/gitlab-mcp/claude-md"><img src="https://agentmods.dev/badge/instructions/ttpears/gitlab-mcp/claude-md.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 333 This file is loaded in full into every session.
When invoked 333 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 $0.00333 $0.00333
Opus 5.5 $0.00133 $0.00133
Sonnet 5.5 $0.00067 $0.00067
Haiku 4.5 $0.00033 $0.00033

Measured 5d ago against content hash ac7ae796035f, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

gitlab-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 5d 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 · 15 lines

What it actually says

Repository guidance

Read CONTRIBUTING.md for commands, architecture, implementation conventions, tests, documentation maintenance, and release automation. Read authentication before changing credentials, OAuth, or storage, and operations before changing transport/session behavior.

Working rules

  • main is protected; use PRs. Do not publish npm or create releases manually during routine work. Version bumps merged to main drive automated releases.
  • Preserve credential precedence, read-only fallback enforcement, host pinning, bounded resource use, and read-only retries. Never automatically replay an ambiguous write.
  • HTTP sessions bind to their initialization bearer. A changed/missing bearer requires fresh initialization; OAuth refresh rotates that bearer.
  • OAuth one-time state must use atomic take; preserve consent, encrypted storage, and family revocation during refresh races.
  • The tool registry in src/tools.ts is authoritative. Regenerate its documentation with npm run docs:generate after changing it.
  • Validate with npm run typecheck, relevant tests, npm run check:docs, and npm run check:release. CI runs Node.js 22/24 and real Redis tests; use REDIS_TEST_URL locally to include those tests.
  • Update [Unreleased] in the changelog for user-facing behavior, env, tool, or breaking changes. Documentation-only, CI-only, and pure refactoring changes need no changelog entry or version bump.
  • Keep secrets out of source, examples, stdout, and shared diagnostic output. Stdio stdout carries MCP protocol messages.
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. 5d ago Changed · -38 lines · -1,361 tokens per session ac7ae796035f
  2. 2mo ago First seen · 53 lines · 1,694 tokens per session scan A 466ccfbf712a

Subscribe to this mod's changes

gitlab-mcp CLAUDE.md is an instructions file published in the GitHub repository ttpears/gitlab-mcp (13 stars, last pushed 6d ago), licensed MIT. It adds 333 tokens to every session, about $0.0013 per session on Opus 5.5. 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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