Leading AI expert witness for ChatGPT, large language models, and artificial intelligence litigation. Providing technical clarity in complex legal matters.
AI Expert Witness & Trial Attorney
San Antonio, Texas • Available Nationwide
As a large language model expert witness with hands-on experience since 2021, Mr. Hardy provides authoritative testimony on ChatGPT, Claude, GPT-5, and other AI systems:
Industry standards, best practices, and reasonable care in deploying AI systems within professional services and business operations
Expert witness testimony on ChatGPT, GPT-5, GPT-4o, Claude, and other LLMs - their capabilities, limitations, and appropriate use cases in professional contexts
Ethical frameworks, compliance requirements, and risk mitigation strategies for AI deployment in regulated industries
AI data handling practices, privacy implications, and security considerations in machine learning systems
Understanding and explaining AI errors, hallucinations, and reliability issues in legal and business contexts
AI-generated content, copyright implications, and intellectual property considerations in AI systems
Confidential review of your case to assess AI-related issues and determine how expert testimony can provide clarity
Comprehensive examination of AI systems, implementations, and technical documentation relevant to the matter
Clear, authoritative expert reports that explain complex AI concepts in terms courts and juries understand
Compelling deposition and trial testimony that withstands scrutiny while educating legal decision-makers
Unlike academic experts who lack real-world implementation experience or technologists who don't understand legal standards, Chase Hardy bridges both worlds. As a practicing trial attorney who has been implementing AI in his own practice since 2021, he brings:
As a ChatGPT expert witness and large language model expert, Mr. Hardy has been implementing AI systems since 2021 (before ChatGPT's public release), published multiple articles on AI in the Texas Bar Journal, and delivered 40+ presentations on AI implementation. His unique combination of technical expertise and legal practice provides courts with both accuracy and clarity.
Mr. Hardy provides AI expert witness testimony in cases involving ChatGPT misuse, large language model hallucinations, AI-generated content disputes, professional negligence involving AI tools, data privacy breaches, intellectual property disputes, and compliance failures. His expertise covers all major LLM platforms including GPT-5, GPT-4o, Claude, Gemini, and open-source models.
As a practicing attorney and large language model expert witness, Mr. Hardy specializes in translating technical AI concepts into clear, understandable explanations. Through his 40+ speaking engagements, he has developed proven methods for explaining how ChatGPT and other AI systems work, their limitations, and their implications in legal contexts.
Yes, Mr. Hardy serves as an AI expert witness in state and federal courts nationwide. Whether your case involves ChatGPT, Claude, or other large language models, he can provide expert testimony through in-person appearances, remote depositions, and virtual trial testimony.
All inquiries are confidential and reviewed directly by Chase Hardy