Chroma MCP Server

# Smithery configuration file: https://smithery.ai/docs/config#smitheryyaml startCommand: type: stdio configSchema: # JSON Schema defining the configuration options for the MCP. type: object properties: clientType: # Maps to --client-type / CHROMA_CLIENT_TYPE type: string enum: ["ephemeral", "persistent", "http", "cloud"] description: "Type of Chroma client to use (ephemeral, persistent, http, cloud)" default: "ephemeral" dataDir: # Maps to --data-dir / CHROMA_DATA_DIR type: string description: "Path to data directory for persistent client" logDir: # Maps to --log-dir / CHROMA_LOG_DIR type: string description: "Path to log directory" logLevel: # Maps to --log-level / LOG_LEVEL type: string enum: ["DEBUG", "INFO", "WARNING", "ERROR", "CRITICAL"] description: "Logging level" default: "INFO" host: # Maps to --host / CHROMA_HOST type: string description: "Host address for HTTP client" port: # Maps to --port / CHROMA_PORT type: string # Keep as string, cli.py handles it description: "Port for HTTP client" ssl: # Maps to --ssl / CHROMA_SSL type: boolean description: "Whether to use SSL for HTTP client" default: true # Default in cli.py seems to be true tenant: # Maps to --tenant / CHROMA_TENANT type: string description: "Tenant ID for Cloud client" database: # Maps to --database / CHROMA_DATABASE type: string description: "Database name for Cloud client" apiKey: # Maps to --api-key / CHROMA_API_KEY type: string description: "API key for Cloud client" dotenvPath: # Maps to --dotenv-path / CHROMA_DOTENV_PATH type: string description: "Path to the .env file" default: ".env" cpuExecutionProvider: # Maps to --cpu-execution-provider / CHROMA_CPU_EXECUTION_PROVIDER type: string enum: ["auto", "true", "false"] description: "Force CPU execution provider for embedding functions ('auto', 'true', 'false')" default: "auto" embeddingFunctionName: # Maps to --embedding-function / CHROMA_EMBEDDING_FUNCTION type: string description: "Name of the embedding function to use (e.g., 'default', 'accurate', 'openai', 'cohere', etc.)" default: "default" required: [] # No fields are strictly required as defaults exist or depend on clientType commandFunction: # A JS function that produces the CLI command based on the given config to start the MCP on stdio. # It sets environment variables which are read by cli.py. |- (config) => { const env = {}; if (config.clientType !== undefined) env.CHROMA_CLIENT_TYPE = config.clientType; if (config.dataDir !== undefined) env.CHROMA_DATA_DIR = config.dataDir; if (config.logDir !== undefined) env.CHROMA_LOG_DIR = config.logDir; if (config.logLevel !== undefined) env.LOG_LEVEL = config.logLevel; if (config.host !== undefined) env.CHROMA_HOST = config.host; if (config.port !== undefined) env.CHROMA_PORT = String(config.port); // Ensure string if (config.ssl !== undefined) env.CHROMA_SSL = String(config.ssl); // Ensure string ('true'/'false') if (config.tenant !== undefined) env.CHROMA_TENANT = config.tenant; if (config.database !== undefined) env.CHROMA_DATABASE = config.database; if (config.apiKey !== undefined) env.CHROMA_API_KEY = config.apiKey; if (config.dotenvPath !== undefined) env.CHROMA_DOTENV_PATH = config.dotenvPath; if (config.cpuExecutionProvider !== undefined) env.CHROMA_CPU_EXECUTION_PROVIDER = config.cpuExecutionProvider; if (config.embeddingFunctionName !== undefined) env.CHROMA_EMBEDDING_FUNCTION = config.embeddingFunctionName; // The command corresponds to the entry point defined in pyproject.toml return { command: 'chroma-mcp-server', args: [], // Arguments are handled via environment variables in cli.py env: env }; } exampleConfig: # Example using a persistent client clientType: "persistent" dataDir: "./chroma_data_smithery" # Example path logDir: "./logs_smithery" logLevel: "INFO" embeddingFunctionName: "default"