preview_enrichment
Free, read-only estimate for enrich_contact_details / verify_emails over prospect_ids or a list_id. Returns {coverage (with_email, with_phone, missing_contact, unverified_email...), providers [{provider, eligible, skipped, estimated_credits, available}], balance}.
This record as markdown: /tools/digital-crew-technologies-max-mcp-server/preview-enrichment.md
What preview_enrichment does on Max MCP Server
AI agents call preview_enrichment to retrieve information from Max MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why preview_enrichment is rated Low
Tool retrieves estimated enrichment data without modifying or executing external operations.
From the tool's definition read-only estimate, preview, returns coverage and balance information
Attacks that exploit this kind of access
The rule that runs preview_enrichment safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Max MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For preview_enrichment, this is the rule to start with:
preview_enrichment is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Max MCP Server, apply this rule, and every preview_enrichment call is checked against it from then on.
Questions about preview_enrichment
Free, read-only estimate for enrich_contact_details / verify_emails over prospect_ids or a list_id. Returns {coverage (with_email, with_phone, missing_contact, unverified_email...), providers [{provider, eligible, skipped, estimated_credits, available}], balance}. It is categorised as a Read tool in the Max MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Max MCP Server MCP server in PolicyLayer and add a rule for preview_enrichment: 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 Max MCP Server. Nothing to install.
preview_enrichment is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the preview_enrichment 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.
Set action: deny in the PolicyLayer policy for preview_enrichment. 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.
preview_enrichment is provided by the Max MCP Server MCP server (digital-crew-technologies/max-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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