// MCP TOOL REFERENCE

IMPACT PREVIEW TOOLS

9 tools from the Impact Preview MCP Server, categorised by risk level.

READ TOOLS

db_query Execute a read-only database query 2/5

WRITE TOOLS

file_create Create a new file on the filesystem 4/5 file_move Move or rename a file 4/5 file_write Write content to an existing file 5/5

DESTRUCTIVE TOOLS

file_delete Delete a file permanently 5/5

EXECUTE TOOLS

api_call Make an HTTP request to any endpoint 4/5 custom Execute a custom action type 4/5 db_execute Execute a write database statement 5/5 shell_command Run a shell command on the system 5/5

// FAQ

How many tools does the Impact Preview MCP server have? +

The Impact Preview MCP server exposes 9 tools across 4 categories: Read, Write, Destructive, Execute.

How do I enforce policies on Impact Preview tools? +

Use Intercept, the open-source MCP proxy. Write YAML rules for each tool — rate limits, argument validation, or deny rules — then run Intercept in front of the Impact Preview server.

What risk categories do Impact Preview tools fall into? +

Impact Preview tools are categorised as Read (1), Write (3), Destructive (1), Execute (4). Each category has a recommended default policy.

Enforce policies on Impact Preview

Open source. One binary. Zero dependencies.

npx -y @policylayer/intercept

github.com/policylayer/intercept →