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AEC Model Bridge

Revit MCP server: 200+ tools to read and edit BIM models, every change human-approved.

Python

★ 123 stars Last pushed 2026-11-06 License: GPL-3.0

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Review any command before running it. Package names and URLs come from the server's own registry entry.

Package: mcpb https://github.com/Sam-AEC/aec-model-bridge/releases/download/v1.4.0/aec-model-bridge-1.4.0.mcpb

MCP_REVIT_WORKSPACE_DIR — Workspace root directory for server file operations.
MCP_REVIT_ALLOWED_DIRECTORIES — Semicolon-delimited allow-list of directories the server can access.
MCP_REVIT_MODE — Server mode: mock or bridge.
MCP_REVIT_BRIDGE_URL — Bridge URL, for example http://127.0.0.1:3000 (required when MCP_REVIT_MODE=bridge).
MCP_REVIT_AUDIT_LOG — Path to the audit log file.
MCP_REVIT_LOG_LEVEL — Python log level, for example INFO or DEBUG.
MCP_REVIT_APPROVAL_MODE — Approval gate for write tools. "required" (default) blocks every model change until a human approves a plan; do not relax this unless you understand the risk.
MCP_REVIT_ENABLE_USER_MODULES — Set to true to load user-written modules from the workspace. Off by default.
MCP_REVIT_ALLOW_PYTHON_HOST — Set to true to allow module commands that declare the python.host permission to run. Off by default.
MCP_REVIT_ANTHROPIC_API_KEY secret — Optional Anthropic API key, used only by the built-in agent chat in the Revit panel. Not needed for MCP use.