extract_schema_fields

Lista todos los campos de un schema con tipo y ruta.

SERVERMCP Framework Personal SOURCEinggerman/mcps

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/inggerman-mcps/extract-schema-fields.md

WHAT IT DOES

What extract_schema_fields does on MCP Framework Personal

AI agents call extract_schema_fields to retrieve information from MCP Framework Personal without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why extract_schema_fields is rated Low

This tool retrieves and enumerates schema field metadata. It performs introspection on existing data structures to provide information about fields, their types, and paths. There is no indication of modification, deletion, execution, or financial operations. The operation is read-only with no side effects, making it a Read category tool with low severity risk.

From the tool's definition Tool name 'extract_schema_fields' and description 'Lista todos los campos de un schema con tipo y ruta' (Lists all fields of a schema with type and path) indicate data retrieval operations.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs extract_schema_fields safely

PolicyLayer is an MCP gateway: it sits between your AI agents and MCP Framework Personal, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For extract_schema_fields, this is the rule to start with:

extract_schema_fields Allowed

extract_schema_fields is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "extract_schema_fields": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect MCP Framework Personal, apply this rule, and every extract_schema_fields call is checked against it from then on.

FAQ

Questions about extract_schema_fields

What does the extract_schema_fields tool do? +

Lista todos los campos de un schema con tipo y ruta. It is categorised as a Read tool in the MCP Framework Personal MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on extract_schema_fields? +

Register the MCP Framework Personal MCP server in PolicyLayer and add a rule for extract_schema_fields: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches MCP Framework Personal. Nothing to install.

What risk level is extract_schema_fields? +

extract_schema_fields is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit extract_schema_fields? +

Yes. Add a rate_limit block to the extract_schema_fields rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block extract_schema_fields completely? +

Set action: deny in the PolicyLayer policy for extract_schema_fields. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides extract_schema_fields? +

extract_schema_fields is provided by the MCP Framework Personal MCP server (inggerman/mcps). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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