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AI UX Daily: Agents Write Code, Models Enhance Browsing

February 17, 2026
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6 min read

AI agents are building complex software while models integrate deeper into user workflows through enhanced multimodal capabilities and browser partnerships.

Today in AI Products

Cursor Feb 16

AI agents build complete web browser with 1 million lines of code

Cursor's AI agents autonomously wrote over 1 million lines of code to create a functional web browser from scratch. This demonstrates AI's capability to handle large-scale software architecture and implementation without human guidance at each step. Source →

Designer's Takeaway: Consider how AI agents might eventually handle complex design system implementations or generate entire interface codebases from your design specifications.

Pattern: autonomous-agents

Qwen 3.5 Plus Feb 16

New multimodal model launches with enhanced tool use and 1M context

Qwen 3.5 Plus is now available through Vercel's AI Gateway, featuring a 1 million token context window and improved adaptive tool use. The model excels at agentic workflows and can handle complex multimodal tasks, making it particularly strong for web development and converting instructions into working code. Source →

Designer's Takeaway: Explore how larger context windows enable AI to maintain design consistency across complex projects and understand how adaptive tool use could streamline your design-to-development handoffs.

Pattern: Multimodal Interaction

Perplexity Feb 14

Samsung Galaxy browsers may integrate Perplexity AI chatbot

Samsung Galaxy phone browsers are reportedly getting Perplexity-powered AI chatbot integration. This would bring conversational AI search directly into the mobile browsing experience, allowing users to ask questions and get answers without leaving their current webpage context. Source →

Designer's Takeaway: Notice how AI is embedding directly into existing user journeys rather than requiring separate apps, and consider how your products might integrate AI assistance within current workflows instead of as standalone features.

Pattern: Contextual Assistance

Multiple AI Models Feb 16

AI strategies splitting by workplace purpose across ChatGPT, Gemini, Claude

Organizations are developing specialized strategies for different AI models based on specific workplace needs. Companies are matching ChatGPT, Gemini, and Claude to different use cases rather than adopting a one-size-fits-all approach to generative AI implementation. Source →

Designer's Takeaway: Apply this multi-model thinking to your product strategy by designing interfaces that can accommodate different AI capabilities for different user tasks rather than forcing one AI solution for all use cases.

Pattern: Adaptive Interfaces

Today's Takeaway

AI is moving from assistant to architect

Today's updates show AI evolving from helpful sidekicks to autonomous system builders and embedded workflow partners. As AI agents write millions of lines of code and models integrate directly into browsers and specialized workflows, designers need to rethink how AI fits into user journeys. The future isn't about adding AI features, but about AI becoming the invisible infrastructure that powers more intelligent, contextual experiences.

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