get_access_graph_projection

Inspect the access graph for a buyer group: buyer group coverage plus intro group routes and touchpoints.

SERVERStarfield SOURCE@adrata/starfield-mcp

Low RISK CLASS

Category Read

Parameters 11 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/adrata-starfield-mcp/get-access-graph-projection.md

WHAT IT DOES

What get_access_graph_projection does on Starfield

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

Parameter	Type	Required	Description
`buyerGroupId`	string	Yes	Buyer group ID

Parameters from the server's own tool schema.

RISK

Why get_access_graph_projection is rated Low

Even though get_access_graph_projection only reads data, uncontrolled read access leaks sensitive information and racks up API costs: an agent caught in a retry loop can make thousands of calls a minute without anyone noticing.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs get_access_graph_projection safely

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

get_access_graph_projection Allowed

get_access_graph_projection 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": {
    "get_access_graph_projection": {}
  }
}

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

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

FAQ

Questions about get_access_graph_projection

What does the get_access_graph_projection tool do? +

Inspect the access graph for a buyer group: buyer group coverage plus intro group routes and touchpoints. It is categorised as a Read tool in the Starfield MCP Server, which means it retrieves data without modifying state.

What parameters does get_access_graph_projection accept? +

get_access_graph_projection accepts 1 parameter: buyerGroupId. Required: buyerGroupId. The full parameter table on this page comes from the server's own tool schema.

How do I enforce a policy on get_access_graph_projection? +

Register the Starfield MCP server in PolicyLayer and add a rule for get_access_graph_projection: 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 Starfield. Nothing to install.

What risk level is get_access_graph_projection? +

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

Can I rate-limit get_access_graph_projection? +

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

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

get_access_graph_projection is provided by the Starfield MCP server (@adrata/starfield-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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