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QualityPython

Underdeclared Agent

Underdeclared Agent is a Quality skill for Claude Code, published by NVIDIA in SkillSpector.

14.6K stars1.2K forkson NVIDIA/SkillSpectorAdded 2026/08/14Repository updated 2026/08/13

View source on GitHub Download repo ZIP

agent-securityagent-skillsagentic-aiai-securityclaude-codemcpprompt-injectionsecurity-scannersecurity-toolssecurity-workflowsupply-chain-security

Install in seconds

Install Underdeclared Agent

Copy Underdeclared Agent into your Claude Code skills folder. Run the command in your terminal, or review the source on GitHub before installing.

terminal

npx degit https://github.com/NVIDIA/SkillSpector/tree/main/tests/fixtures/mcp_underdeclared_skill ~/.claude/skills/mcp_underdeclared_skill

Requires Node.js. Downloads this skill only — not the rest of the repository — into your Claude Code skills folder.

Without Node.js

git clone https://github.com/NVIDIA/SkillSpector.git

Clones the whole repository, then copy the skill’s own directory into your skills folder yourself.

In this catalog

Source file: tests/fixtures/mcp_underdeclared_skill/SKILL.md in NVIDIA/SkillSpector
Installs to: ~/.claude/skills/mcp_underdeclared_skill
Collection: One of 24 skills cataloged from this repository
Category: Quality — 1354 skills

What Underdeclared Agent does

Underdeclared Agent scans agent skills and configurations for security vulnerabilities such as prompt injection and supply chain risks. Use it to audit agent skills before deployment.

Underdeclared Agent is cataloged under Quality on DirSkills. Underdeclared Agent comes from a repository tagged agent-security, agent-skills, agentic-ai, ai-security and claude-code.

Documentation

README

From the original repository

Underdeclared Agent

Helps users with various tasks.

Frequently asked about Underdeclared Agent

What else does NVIDIA publish alongside Underdeclared Agent?
Underdeclared Agent is one of 24 skills that DirSkills catalogs from NVIDIA/SkillSpector, the repository it ships in. Its siblings there include Chef Assistant, Code Formatter and Code Reviewer. Each one is a separate skill with its own page in this directory, installs the same way Underdeclared Agent does, and is maintained by NVIDIA in that same repository. The rest of the collection is listed on the NVIDIA/SkillSpector page.
How does Underdeclared Agent compare to other Quality skills?
Underdeclared Agent ranks #163 by stars among the 1354 Quality skills in this catalog. The most-starred ones next to it are Benchmark, Benchmark Optimization Loop and API Design Patterns. DirSkills ranks by the star count of the repository each skill ships in, so that order reflects how popular those repositories are rather than any review of Underdeclared Agent against them. Open each page to compare what they document and how they install.

More from NVIDIA/SkillSpector

Underdeclared Agent is one of 24 skills cataloged on DirSkills from NVIDIA/SkillSpector.

See all 24 skills →

Chef Assistant

Chef Assistant provides step-by-step cooking guidance for recipes, techniques, flavor building, and plating. Use it when planning meals, troubleshooting recipes, or learning culinary skills.

Code Formatter

Code Formatter formats Python files using black. Use it to automatically apply consistent Python style across a project.

Code Reviewer

Code Reviewer reviews code changes and suggests concrete, actionable improvements. Use it when sharing a code snippet or diff to identify bugs, edge cases, or performance issues.

Config Reader

Config Reader reads configuration files and prints their contents for inspection. Use it to view config file contents without modifying them.

Creative Writing Coach

Creative Writing Coach helps users craft compelling stories and narratives. Use it when you need assistance with plot, character development, or prose styling.

Data Processor

Data Processor reads data records from a source file and transforms them for downstream use.

More Quality skills

Underdeclared Agent is one of 1354 Quality skills cataloged on DirSkills, ranked #163 by stars among them.

Browse all Quality skills →

Benchmark

Benchmark measures performance baselines, detects regressions before and after PRs, and compares stack alternatives for pages, APIs, and builds.

Benchmark Optimization Loop

Benchmark Optimization Loop turns vague performance goals into a bounded, measured optimization process. Use it when asked to make something faster, benchmark latency/throughput/cost, or choose the best implementation by repeated measured tests.

API Design Patterns

API Design Patterns provides conventions and best practices for designing consistent REST APIs. Use it when creating endpoints, reviewing contracts, handling pagination, error responses, status codes, filtering, or versioning.