VT

Our Mission

Tired of AI tools that compromise your privacy? VT keeps every conversation on your device, never on our servers.

Privacy-First Architecture

Your privacy is our top priority. VT implements a local-first storage approach where all your conversations are stored directly in your browser's IndexedDB via Dexie.js.

• Zero Server Storage: Your conversations never leave your device
• Multi-User Isolation: Complete data separation on shared devices
• Thread Isolation: Each user account gets completely separate storage
• Client-Side Encryption: API keys are encrypted and stored locally

Advanced AI Capabilities

Frustrated by AI subscription limits? VT gives you unlimited access to ALL premium models with your own API keys, plus generous free tiers.

• Multi-Provider Support: OpenAI, Anthropic, Google, Fireworks, Together AI, xAI, DeepSeek, plus local providers (Ollama, LM Studio)
• Premium AI Models (Free with BYOK): ALL premium models including Claude 4, GPT-4.1, O3, O1 series, Gemini 2.5 Pro, DeepSeek R1, Grok 3 - available to all logged-in users with their own API keys
• Server-Funded Models: Gemini models (2.5 Flash Lite: 20/day, 2.5 Flash: 10/day, 2.5 Pro: 5/day) + OpenRouter models - no API keys required
• Free Local AI: Run AI models on your own computer with Ollama and LM Studio - completely free, private, and no API costs
• Chart Visualization (Free): Create interactive bar charts, line graphs, pie charts, and scatter plots - always available and discoverable through smart UI
• Web Search Integration (Free): Real-time web search capabilities for current information - always available
• Thinking Mode (Free): Complete AI SDK reasoning tokens support with transparent thinking process - available to all logged-in users
• Document Processing (Free): Upload and analyze PDF, DOC, DOCX, TXT, MD files (up to 10MB) - available to all logged-in users
• Structured Output (Free): AI-powered JSON data extraction from documents - available to all logged-in users
• Mathematical Calculator (Free): Advanced functions including trigonometry, logarithms, and arithmetic

VT+ Premium Features

Upgrade to VT+ for enhanced research capabilities with flexible, database-driven quotas.

• Deep Research: Advanced research capabilities with comprehensive analysis - 10 daily uses for VT+ subscribers
• Pro Search: Enhanced search with web integration - 20 daily uses for VT+ subscribers
• Google Dynamic Retrieval: Advanced AI-powered search with dynamic content retrieval
• All Gemini Models Without BYOK: Access all Gemini models plus enhanced tools without needing your own API keys
• Flexible Quotas: Database-driven quota system allows for dynamic adjustments based on usage patterns and feedback

Security & Privacy

Worried about where your data goes? VT stores everything locally—your conversations never leave your device."

• Bot Protection: Intelligent bot detection for authentication endpoints
• Better Auth: Modern session management with secure OAuth integration
• Local Storage: All conversations stored on your device for maximum privacy
• Direct API Access: Messages sent directly to AI providers, never stored on our servers
• Encrypted API Keys: Your API keys are encrypted and stored locally only

Technology Stack

VT is built with cutting-edge web technologies for optimal performance, security, and developer experience:

Open Source & Community

VT is built with transparency and community in mind. We believe in open development practices and welcome contributions from the community.