Claude Authenticity is an AI Engineering skill for Claude Code, published by agentscope-ai in OpenJudge.
Claude Authenticity checks whether an API endpoint is backed by genuine Claude using weighted rule-based signals. Use it to audit Claude API keys, third-party providers, and optionally extract an injected system prompt.
Claude Authenticity is cataloged under AI Engineering on DirSkills. Claude Authenticity comes from a repository tagged agent, agent-skills, ai-agent, alignment and evaluation.
Documentation
Verify whether an API endpoint serves genuine Claude and optionally extract any injected system prompt.
No installation required beyond httpx. Copy the code blocks below directly
into a single .py file and run — no openjudge, no cookbooks, no other setup.
pip install httpx
This is the opening of the README. Read the full README on GitHub.
Claude Authenticity is one of 18 skills that DirSkills catalogs from agentscope-ai/OpenJudge, the repository it ships in. Its siblings there include Align Human, Auto Arena and BibTeX Verification. Each one is a separate skill with its own page in this directory, installs the same way Claude Authenticity does, and is maintained by agentscope-ai in that same repository. The rest of the collection is listed on the agentscope-ai/OpenJudge page.
Claude Authenticity ranks #1621 by stars among the 2451 AI Engineering skills in this catalog. The most-starred ones next to it are Architecture Decision Records, AI-First Engineering and Agentic OS. 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 Claude Authenticity against them. Open each page to compare what they document and how they install.
Claude Authenticity is one of 18 skills cataloged on DirSkills from agentscope-ai/OpenJudge.
Claude Authenticity is one of 2451 AI Engineering skills cataloged on DirSkills, ranked #1621 by stars among them.