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# TiDB Documentation > TiDB is an open-source, distributed SQL database designed for Hybrid Transactional and Analytical Processing (HTAP). This documentation covers both self-managed deployments and TiDB Cloud managed services. ## Product TiDB is available in multiple deployment options: - **TiDB Cloud**: Fully managed database service with Dedicated, Essential, and Starter plan. - **TiDB Self-Managed**: Deploy and operate TiDB on your own infrastructure. - **TiDB on Kubernetes**: Deploy and manage TiDB using TiDB Operator. ### TiDB Cloud TiDB Cloud is a fully-managed Database-as-a-Service (DBaaS) that brings everything great about TiDB to your cloud, letting you focus on your applications instead of the complexities of your database. #### TiDB Cloud Dedicated - [TiDB Cloud Dedicated Documentation](https://docs.pingcap.com/tidbcloud/llms.txt): Enterprise-grade managed TiDB with dedicated resources, advanced security, and compliance features. #### TiDB Cloud Essential - [TiDB Cloud Essential Documentation](https://docs.pingcap.com/tidbcloud/essential/llms.txt): Cost-effective managed TiDB for growing applications, balancing performance and affordability. #### TiDB Cloud Starter - [TiDB Cloud Starter Documentation](https://docs.pingcap.com/tidbcloud/starter/llms.txt): Serverless, pay-as-you-go TiDB Cloud offering for development, testing, and small-scale workloads. ### TiDB Self-Managed - [TiDB Self-Managed Documentation](https://docs.pingcap.com/tidb/llms.txt): Documentation for deploying, configuring, and operating TiDB clusters on self-managed infrastructure. ### TiDB on Kubernetes - [TiDB on Kubernetes Documentation](https://docs.pingcap.com/tidb-in-kubernetes/llms.txt): Documentation for running TiDB on Kubernetes using TiDB Operator. ## TiDB for AI - [TiDB for AI Documentation](https://docs.pingcap.com/ai/llms.txt): TiDB is a distributed SQL database designed for modern AI applications, offering integrated vector search, full-text search, and