mcp-toolbox
View on GitHubMCP Toolbox for Databases is an open source MCP server for databases.
Google's open source MCP server that connects AI agents and IDEs to databases. Ships prebuilt tools for Postgres, MySQL, BigQuery, Spanner and more, plus a tools.yaml framework for custom secure SQL, semantic-search and NL2SQL tools.
Use Cases
Connect AI agents and IDEs to enterprise databases via MCPNatural-language to SQL querying of Postgres, MySQL, BigQuery, SpannerSchema discovery and exploration from a coding assistantBuild custom secure AI tools with tools.yamlSemantic search over database content for agentsGenerate database-aware code in Gemini CLI or Claude CodeExpose tool groups as toolsets per agent or appServe prompts and resources to MCP clientsManaged auth (IAM) and connection pooling for agent DB accessObservability of tool calls with OpenTelemetry metrics and traces
Built With
- Language
- Go
- Frameworks
- MCP · LangChain · LlamaIndex · Google ADK · OpenTelemetry · Gemini CLI · Claude Code · Gemini Extensions
Tags
mcp · mcp-server · database · sql · postgresql · mysql · bigquery · spanner · nl2sql · agent-tools · connection-pooling · opentelemetry · authentication · go · gemini-cli · claude-code