Chat2DB is an AI-native database client from Alibaba with 35,000+ GitHub stars, positioning natural language as the primary interface for database interaction. Supports 10+ LLMs including GPT-4o, Claude 3.5/3.7, Gemini, and DeepSeek, plus local models via Ollama for privacy-sensitive deployments. Free tier supports up to 16 database connections; Professional tier at $19.8/month (billed annually) unlocks full AI capabilities and unlimited connections. The open-source core (Apache 2.0) can be self-hosted for teams wanting complete control. Features include conversational query building, automatic SQL explanation, query optimization suggestions, schema visualization, and dashboard creation from natural language descriptions. Supports MySQL, PostgreSQL, Oracle, SQL Server, ClickHouse, MongoDB, Redis, and more. The AI-first approach makes it particularly suitable for users who think in questions rather than SQL syntax. Page should cover: LLM configuration options, self-hosted vs cloud deployment, free vs Professional feature comparison, conversational query examples, dashboard building tutorial, and comparison with traditional SQL clients.