mcp-toolbox
MCP Toolbox for Databases is an open source MCP server for databases.
MCP Toolbox for Databases is an open-source MCP server that connects AI agents, IDEs, and applications directly to enterprise databases. It serves dual purposes: providing ready-to-use prebuilt tools for instant database access in MCP clients like Claude Code, Gemini CLI, and Google Antigravity, and offering a framework for building custom, production-ready database tools with structured queries and semantic search. The toolbox supports 20+ databases including PostgreSQL, MySQL, BigQuery, MongoDB, Snowflake, and more, with built-in connection pooling, IAM authentication, and OpenTelemetry observability.
Key Features
Use Cases
- 01Query databases using natural language from Claude Code or other MCP-compatible IDEs
- 02Automate schema discovery and database management tasks directly from your code editor
- 03Build production AI agents with safe, structured database query tools
- 04Connect LangChain or LlamaIndex applications to enterprise databases with minimal code
- 05Enable data exploration and code generation without context-switching from development environment
- 06Deploy managed database access tools for AI-powered data analysis workflows
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mcp-toolbox — FAQ
What is MCP Toolbox for Databases?+
MCP Toolbox for Databases is an open-source Model Context Protocol server that connects AI agents and IDEs to enterprise databases. It provides both ready-to-use prebuilt tools for instant database access and a framework for building custom, production-safe database tools.
How do I install MCP Toolbox in Claude Code?+
Add the MCP server configuration to your Claude Code config file (claude_desktop_config.json) with the command 'npx -y @toolbox-sdk/server --prebuilt=postgres --stdio' for prebuilt tools, or point to a custom tools.yaml file. You can also install via NPM, Docker, Homebrew, or download platform-specific binaries.
Which databases does MCP Toolbox support?+
MCP Toolbox supports 20+ databases including PostgreSQL, MySQL, MariaDB, SQL Server, Oracle, MongoDB, Redis, Elasticsearch, CockroachDB, ClickHouse, Couchbase, Neo4j, Snowflake, Trino, and Google Cloud databases (AlloyDB, BigQuery, Cloud SQL, Spanner, Firestore).
Which MCP clients work with MCP Toolbox?+
MCP Toolbox works with any MCP-compatible client including Claude Code, Codex, Gemini CLI, and Google Antigravity. It's also available as a one-click install in the Google Antigravity MCP Store.
Do I need API keys or database credentials?+
Yes, you need database connection credentials (host, port, user, password, or IAM authentication) configured as environment variables or in the tools.yaml file. The specific requirements depend on the database type you're connecting to.
Is MCP Toolbox free to use?+
Yes, MCP Toolbox is open source under the Apache 2.0 license and free to use. Google also offers managed MCP Servers for Google Cloud databases as a managed alternative.
How do I install mcp-toolbox?+
Open the source repository on GitHub and follow its README. mcp-toolbox is a mcp server — MCP Agents Market links you directly to the official repo.
Is mcp-toolbox free?+
mcp-toolbox is an open-source project hosted on GitHub. Check the repository for its license and any usage requirements.