Hello, We are proud to announce the release of *Oxygen AI Positron Assistant 7.0*, the next-generation AI-powered solution for XML authoring, code development, and collaborative content workflows. The release of *version 7.0* introduces support for OpenAI’s GPT-5 family, integrates the Anthropic Model Context Protocol (MCP) for secure tool and data access, and delivers advanced AI-powered automatic fixes to ensure XML validity throughout the authoring process. With new multi-mode chat experiences, enhanced attachment handling, and robust enterprise controls, Oxygen AI Positron Assistant 7.0 empowers content creators, information architects, and developers to accelerate structured content workflows without compromising on quality or governance. *Key Highlights in Oxygen AI Positron Assistant 7.0 * *Next-Generation AI Model Support *  * Oxygen AI Positron Assistant 7.0 introduces support for OpenAI’s latest *GPT-5* models - including GPT-5, GPT-5 Mini, and GPT-5 Nano - delivering even more accurate, context-aware, and efficient AI-powered assistance.  * You can now leverage the latest *Anthropic Claude* (Opus 4.1, Sonnet 4) and *Google Gemini* (2.5 Pro, Flash) models, ensuring access to the most advanced AI engines for content creation, review, and transformation.  * As an Oxygen AI Positron Assistant Enterprise user, you also benefit from direct integration with *xAI Grok* services, further expanding your range of available AI technologies. *Model Context Protocol (MCP) Integration *  * Oxygen AI Positron Assistant 7.0 integrates the Anthropic *Model Context Protocol (MCP)*, an open standard that enables contextual interactions between an LLM and data sources using AI tools. This ensures that AI interactions are always grounded in your project’s unique content and requirements, providing more relevant and reliable results. *AI-Powered XML Validation and Automatic Fixes*  * The *AI Positron Fix* action now corrects invalid or non-well-formed XML (including DITA, DocBook, TEI, HTML, and more) for you directly within the editor via the Quick Fix triggers. AI Positron also features automatic validation and correction of invalid or not well-formed XML in AI responses and inserted content, ensuring end-to-end XML integrity for your content. *Enhanced Collaboration and Usability*  * *Multiple Chat Modes:* Choose from Agent, DITA Agent, and Ask modes to tailor AI interactions to your workflow, whether you need project-wide changes, DITA-specific assistance, or quick answers.  * *Rich Attachment Handling:* Attach files (XML, Word, PDF, images, and more) or paste screenshots directly into chat prompts. Visual chips make it easy for you to manage, review, and reference attachments, streamlining communication with the AI.  * *Improved Word (.docx) Support:* Your attachments now preserve original structure and context, ensuring more accurate AI responses.  * *Invoke AI Actions in Chat:* Directly instruct the AI to perform complex tasks, such as grammar correction or document transformation, from within the chat interface. *Powerful Tools for Developers and Teams *  * *Search in Project Tool:* The new "search_in_project" tool empowers the AI to perform advanced searches across your project files using wildcards, regex, and XPath, grounding responses in your actual content.  * *Custom AI Action Debugging:* You can now debug custom AI prompts and test AI actions using a new XSpec template, ensuring robust and reliable automation.  * *Flexible OAuth2 Integration:* You have enhanced configuration options for connecting to custom AI endpoints and identity providers. *Advanced Team Management and Reporting*  * If your organization uses the Oxygen AI Positron Service, team managers can now download invoices and generate detailed usage reports, providing full visibility and control over team credit consumption and subscription management. For the complete list of features added in Oxygen AI Positron Assistant 7.0, visit: https://www.oxygenxml.com/ai_positron/whats_new.html As always, thank you for your support and don't forget that feedback is welcome! Best regards, Alin -- Alin Belu Oxygen XML Editor