model_specification_builder · DoWhy MCP v2 0 MCP

WHAT IT DOES

What model_specification_builder does on DoWhy MCP v2 0

AI agents use model_specification_builder to create or update resources in DoWhy MCP v2 0 — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your DoWhy MCP v2 0 environment.

WHY IT NEEDS A POLICY

Why model_specification_builder needs a policy

This tool creates or modifies model specifications used in causal inference workflows. While it doesn't execute analyses or delete data, it writes new specifications that downstream tools depend on. Misuse could lead to incorrect causal models being constructed and propagated, affecting subsequent analyses.

From the tool's definition Tool name 'model_specification_builder' and description 'constructs complete model specification' indicate creation/definition of a causal model structure. The verb 'builds' implies creating or modifying a configuration object.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

model_specification_builder Rate-limited

model_specification_builder stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "model_specification_builder": {
      "limits": [
        {
          "counter": "model_specification_builder_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches DoWhy MCP v2 0, so you can run agents against it safely.

FAQ

Questions about model_specification_builder

What does the model_specification_builder tool do? +

构建完整的模型规范. It is categorised as a Write tool in the DoWhy MCP v2 0 MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on model_specification_builder? +

Register the DoWhy MCP v2 0 MCP server in PolicyLayer and add a rule for model_specification_builder: 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 DoWhy MCP v2 0. Nothing to install.

What risk level is model_specification_builder? +

model_specification_builder is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit model_specification_builder? +

Yes. Add a rate_limit block to the model_specification_builder 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 model_specification_builder completely? +

Set action: deny in the PolicyLayer policy for model_specification_builder. 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 model_specification_builder? +

model_specification_builder is provided by the DoWhy MCP v2 0 MCP server (lesong36/dowhy_mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.