# Changelog
All notable changes to the official InfluxDB MCP Server will be documented in this file.
The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
## [1.1.0] - 2025-06-23
### Added
- **InfluxDB Cloud Dedicated Support**: Complete support for InfluxDB Cloud Dedicated clusters
- New `update_database` tool for Cloud Dedicated database configuration management
- Support for Cloud Dedicated specific parameters: `maxTables`, `maxColumnsPerTable`, `retentionPeriod`
- Enhanced `create_database` tool with optional Cloud Dedicated configuration parameters
- Dual token support: separate database tokens and management tokens for Cloud Dedicated
- New cloud token management tools: `cloud_list_database_tokens`, `cloud_get_database_token`, `cloud_create_database_token`, `cloud_update_database_token`, `cloud_delete_database_token`
- New configuration files: `env.cloud-dedicated.example` and `example-cloud-dedicated.mcp.json`
- **Enhanced Validation System**: Comprehensive operation validation based on product type and configuration
- All operations now validate required capabilities before execution
- Product type-specific operation restrictions (e.g., token management only for Core/Enterprise)
- Configuration validation ensures proper credentials for each operation type
- Descriptive error messages for invalid operations and missing configuration
- **Improved Documentation**:
- Updated README with Cloud Dedicated configuration examples
- New environment variable examples for all supported InfluxDB types
- Tool availability matrix showing Core/Enterprise vs Cloud Dedicated compatibility
- Enhanced help content with Cloud Dedicated specific guidance
### Enhanced
- **Database Management**:
- `create_database` tool now supports Cloud Dedicated configuration parameters
- `list_databases` returns Cloud Dedicated specific database metadata
- All database operations now properly validate management capabilities
- **Connection Management**:
- Improved health checking with flexible endpoint assessment
- Better connection status reporting for different InfluxDB product types
- Enhanced error handling for Cloud Dedicated authentication scenarios
- **Configuration Flexibility**:
- Support for multiple token types (database vs management)
- Intelligent host selection for data operations vs management operations
- Proper credential validation for each operation type
### Technical Improvements
- Refactored BaseConnectionService with comprehensive validation methods
- Enhanced HTTP client with better error handling for management API calls
- Improved type safety and error messages throughout the codebase
- Better separation of data plane and control plane operations
- Refactored MCP tools into modular category-based files for improved maintainability and organization
## [1.0.0] - 2025-06-13
### Added
- Initial release of official InfluxDB MCP Server
- Full support for InfluxDB v3 Core and Enterprise
- Complete set of MCP tools for database operations:
- Database management (create, list, delete)
- Data querying with SQL support
- Line protocol data writing
- Token management (admin and resource tokens)
- Health checking and diagnostics
- MCP resources for real-time status monitoring:
- `influx-status`: Comprehensive health and connection status
- `influx-config`: Current configuration details
- MCP prompts for common operations:
- `list-databases`: Generate database listing prompts
- `check-health`: Generate health check prompts
- `query-recent-data`: Generate recent data query prompts
- Comprehensive help system with detailed guidance
- Support for multiple deployment methods:
- Local development
- NPM package
- Docker container
- Example MCP configuration files for easy setup
- Complete TypeScript implementation with proper error handling
- Modular architecture with specialized services
### Features
- **Query Service**: Simplified response processing for InfluxDB v3 arrays
- **Write Service**: Direct line protocol support with comprehensive examples
- **Token Management**: Full CRUD operations for admin and resource tokens
- **Database Management**: Complete database lifecycle management
- **Help Service**: In-memory help content for optimal LLM performance
- **Health Monitoring**: Real-time status checking with detailed diagnostics
### Technical Details
- Built with @modelcontextprotocol/sdk v1.12.1
- Uses @influxdata/influxdb3-client for InfluxDB connectivity
- TypeScript with strict mode enabled
- ESM module support
- Comprehensive error handling and validation
- Supports stdio transport
