Changelog

New Models

• Added GPT 5.1, GPT 5.2

• Added Gemini Pro 3, Gemini Flash 3, Nano Banana Pro

• Added Claude Opus 4.5

• Added Grok 4.1 Fast, Grok 4.1 Thinking

Input & Editing Improvements

• Added the ability to change the input message box layout:

  • Horizontal mode

  • Vertical mode for easier prompt editing with less scrolling

UI / Navigation

• Added scrollbars to improve usability in long lists:

  • Model search list

  • Prompt search list

Next Up (In Progress / Planned)

• Workspaces for organizing chats, prompts, and content by project or context

• Multi-tab / multi-thread chat (support for more than 3 threads open at once)

• HTML preview inside 120 AI Chat (render HTML directly in-app)

This release brings 120 AI Chat to Windows while introducing essential productivity features for organizing and searching your conversations and content.

🎉 Major Achievement: Windows Launch

120 AI Chat is now available for Windows

• Native Windows app with UI consistency matching macOS

• Performance is solid and all core functions work as expected

• Auto-update is functioning properly for seamless version updates

Search & Discovery

Web Search Integration

• Search the web directly from conversations to supplement AI responses

• Helps verify information and access current data

Model Search

• Filter and find models quickly in the expanded model menu

Organization Tools

Message Bookmarking

• Save important messages to a dedicated Bookmark Vault Quick access to key insights and responses across conversations

Conversation Starring

• Mark frequently used conversations as favorites

• Easier navigation to your most-used chats

Incognito Mode

• Temporary chat sessions that don't save to history

• Useful for testing prompts or sensitive queries

Attachments & Content

File Attachments

• Upload PDFs and images to include in your prompts AI can reference and analyze attached files

Improved Table Rendering

• Better text wrapping and alignment in table displays

• Added row and column borders for clarity

New Models

Claude Haiku 4.5 Fast, lightweight reasoning model from Anthropic

OpenRouter Free Models Highlighted selection of quality free models for cost-conscious users

This release marks the largest feature upgrade to date, transforming 120 AI Chat from a text-first client into a comprehensive multimodal AI platform.

Multimodal Rendering

• Rich text and inline images: AI-generated images now render directly within conversation threads

• Unified preview workflow: View, save, and reference images seamlessly without leaving the chat

Expanded AI Model Support

• OpenAI: Full support for the latest GPT models with multimodal and reasoning capabilities

• Anthropic Claude: Complete model family integration from lightweight to advanced reasoning

• xAI Grok: Native support for Grok models, including specialized knowledge domains

• Vercel AI: Optimized models for fast responses and web-development use cases

• OpenRouter integration: Unified access to dozens of AI providers via a single API key

Multi-Provider Image Generation

Integrated support for leading image generation systems

• DALL·E 3

• GPT Image

• Google Gemini 2.0 Flash and Gemini Flash 2.5

• Stable Diffusion

• Grok Image 2

• Hugging Face Flux.1

Users can compare outputs, iterate on prompts, and maintain visual continuity across providers

Reasoning Controls

• Adjustable AI reasoning levels: No, Low, Medium, High

• Balances speed versus depth for casual chats, problem-solving, or advanced research

Prompt Management System

• Prompt library: Organized, searchable storage for reusable prompts

• System prompts: Define AI personality, style, and behavior across conversations

• Full CRUD support: Add, edit, or delete prompt templates within Settings

In-App Guidance

• Tooltip system: Contextual hover guides for faster learning and feature discovery

• Accessibility enhancements: Extra context for UI elements to support diverse workflows

New Specialized Models

• Grok Code Fast 1: Optimized for rapid code generation, debugging, and analysis

• Gemini Flash 2.5 Image Generation: Faster, higher-quality image workflows for prototyping and iteration

Performance and Platform

• Optimized for macOS native performance, ensuring smooth responsiveness

• Cross-platform groundwork underway, preparing expansion to Windows and Linux