Enables natural language querying of SQL databases by allowing the agent to explore schema, write SQL, and self-correct errors. It integrates with MCP-compatible assistants like Claude Desktop or Cursor.
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process.env. You'll be asked to provide them before it can run.TEXT2SQL_DATABASE_URL— yes SQLAlchemy URL, e.g. sqlite:///mydb.db, postgresql://user:pass@host/dbTEXT2SQL_MODEL— no LangChain model id (default: anthropic:claude-sonnet-4-6)TEXT2SQL_INSTRUCTIONS— no Business rules / hints, e.g. "Revenue = net of refunds."TEXT2SQL_EXAMPLES— no Path to a scenarios.md file for the agent's lookup_example tool[](https://m8ven.ai/mcp/cpenniman12-text2sql-mcp-1p5bqw)