nonprofit_lookup_ein
Look up a US tax-exempt organization by exact EIN from the IRS Exempt Organizations Business Master File (~1.27M orgs). Returns name, address, IRC subsection, and current EO status. Use nonprofit_details for the fully decoded record.
This record as markdown: /tools/io-github-blackboxfoundry-livedatalink/nonprofit-lookup-ein.md
What nonprofit_lookup_ein does on Livedatalink
AI agents call nonprofit_lookup_ein to retrieve information from Livedatalink 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 |
|---|---|---|---|
ein | string | Yes | Employer Identification Number (EIN). Accepts 9 digits with or without a dash, e.g. "13-1837418" or "131837418". |
Parameters from the server's own tool schema.
Why nonprofit_lookup_ein is rated Low
Even though nonprofit_lookup_ein 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
The rule that runs nonprofit_lookup_ein safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Livedatalink, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For nonprofit_lookup_ein, this is the rule to start with:
nonprofit_lookup_ein 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 Livedatalink, apply this rule, and every nonprofit_lookup_ein call is checked against it from then on.
Questions about nonprofit_lookup_ein
Look up a US tax-exempt organization by exact EIN from the IRS Exempt Organizations Business Master File (~1.27M orgs). Returns name, address, IRC subsection, and current EO status. Use nonprofit_details for the fully decoded record. It is categorised as a Read tool in the Livedatalink MCP Server, which means it retrieves data without modifying state.
nonprofit_lookup_ein accepts 1 parameter: ein. Required: ein. The full parameter table on this page comes from the server's own tool schema.
Register the Livedatalink MCP server in PolicyLayer and add a rule for nonprofit_lookup_ein: 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 Livedatalink. Nothing to install.
nonprofit_lookup_ein 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 nonprofit_lookup_ein 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 nonprofit_lookup_ein. 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.
nonprofit_lookup_ein is provided by the Livedatalink MCP server (https://livedatalink.ai/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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