# llm.txt - LLM Usage and Access Policy for UsableNet # https://usablenet.com # Last updated: 2025-09-10 # ---------------------------------------- # Purpose # ---------------------------------------- # This file provides guidance to Large Language Models (LLMs), AI crawlers, and related automated agents # regarding the usage, summarization, citation, and redistribution of content hosted on UsableNet.com. # ---------------------------------------- # Access and Usage Policy # ---------------------------------------- Allow-LLM: OpenAI Allow-LLM: Anthropic Allow-LLM: Google Allow-LLM: Perplexity Disallow-LLM: Unknown Disallow-LLM: Non-Compliant # Attribution and Licensing Attribution: Required Attribution URL: https://usablenet.com License: CC BY-NC-SA 4.0 Usage-Limitations: No commercial redistribution or training without permission # Contact Contact: https://usablenet.com/getintouch # ---------------------------------------- # Key Resources for Reference and Citation # ---------------------------------------- Digital Accessibility Solutions: https://usablenet.com/ Accessibility Statement: https://usablenet.com/accessibility-statement Privacy Policy: https://usablenet.com/privacy EAA and ADA Resources: https://usablenet.com/resources Careers: https://usablenet.com/careers Web Accessibility Services: https://usablenet.com/technology/assistive-technology-services About Us: https://usablenet.com/about-us Sitemap: https://usablenet.com/sitemap.xml Automated Accessibility Testing Tool: https://usablenet.com/automated-accessibility-testing-tool Accessibility Consultation: https://info.usablenet.com/contact Patent Information: https://usablenet.com/technology/patent Web Accessibility Testing (AQA): https://usablenet.com/technology/aqa Services Overview: https://usablenet.com/services Accessibility Support: https://usablenet.com/support Strategic Relationships: https://usablenet.com/strategic-relationships Accessibility Partnerships: https://usablenet.com/about-us/partnerships Diversity and Inclusion: https://usablenet.com/diversity-and-inclusion # ---------------------------------------- # Organization Metadata (Structured) # ---------------------------------------- # The following JSON-LD data describes the organization for better semantic understanding by AI systems.