gitlab-mcp-tool-builder

gitlab-mcp-tool-builder is an MCP server development skill for AI agents, published by gitlabhq in the gitlabhq repository on GitHub. Skillspace rates gitlab-mcp-tool-builder B (80/100) and it passed the safety scan; a judge model has also reviewed it.

Build a new GraphQL-backed MCP server tool in gitlab-org/gitlab. Use when adding or scaffolding a GitLab Duo Agent Platform MCP tool that follows the app/services/mcp/tools/ *Tool + Graphql*Service pattern — covers GraphQL API discovery, the two-class-plus-registration build recipe, and gotchas. Keywords: MCP tool, MCP server, GraphQL tool, GitLab Duo Agent Platform.

Grade
B
Quality
80 / 100
Safety
Passed
GitHub stars
24,538

Placed #1 of 6 in the judged category final for MCP server development.

This rating describes the version of the repository we crawled; it may have changed since, so go by its current files.

View source on GitHubgitlabhq/gitlabhq

Our review

Architecture
94 / 100
Maturity
Packaged: licensed, with a version or references
Security scan
Low-risk patterns
License
Not declared. Check the repository before reusing it.

Judge review

Placed #1 of 6 in the judged category final for MCP server development.

  • Trigger9090
  • Instructions9090
  • Specificity9292
  • Safety8080
  • Disclosure8282
  • Maintenance8282
Precise scope, a required proposal gate, enforced lint rules, and a references file for deep tool anatomy make this the most rigorous MCP tool-building guide here.

What the scanner flagged

  • mentions secrets in text

Not checked yet

  • Category is a classifier prediction; no model has read this skill yet
  • No blind task eval yet
  • Scope (portable / vendor / repo-internal) not assessed; only the top of each category is read for scope
  • Sibling files (scripts, references) not fetched; security scan covers SKILL.md only

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