ref_constant_lookup — reference data mcp server MCP Tool
ref_constant_lookup
(ref constant lookup) is one of 10 tools on the
reference data mcp server
MCP server. Connect the server and your client discovers it on the handshake.
by client
How to call ref_constant_lookup from your client
- Claude Code reference data mcp server ref_constant_lookup run in your project directory
- Claude Desktop reference data mcp server ref_constant_lookup ~/Library/Application Support/Claude/claude_desktop_config.json
- Cursor reference data mcp server ref_constant_lookup ~/.cursor/mcp.json
- VS Code reference data mcp server ref_constant_lookup .vscode/mcp.json
- Zed reference data mcp server ref_constant_lookup ~/.config/zed/settings.json
- Windsurf reference data mcp server ref_constant_lookup ~/.codeium/windsurf/mcp_config.json
- Cline reference data mcp server ref_constant_lookup ~/Library/Application Support/Code/User/globalStorage/saoudrizwan.claude-dev/settings/cline_mcp_settings.json
- Gemini CLI reference data mcp server ref_constant_lookup ~/.gemini/settings.json
- Grok reference data mcp server ref_constant_lookup .mcp.json (in your project root)
- ChatGPT reference data mcp server ref_constant_lookup Settings → Connectors → Advanced → Developer mode
- Claude.ai reference data mcp server ref_constant_lookup Settings → Connectors → Add custom connector
- LangChain reference data mcp server ref_constant_lookup pip install langchain-mcp-adapters
Fastest route
claude mcp add --transport http reference-data-mcp-server https://reference-data.caseyjhand.com/mcpOther tools on this server
This list was read from the server itself, by connecting to it and calling tools/list on 24 September 2026. It is what
the server actually exposes, not what its listing claims.
Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. The registry stores tool names only; connect the server for its live schemas.