getNaicsSizeStandard
Returns the SBA size standard from 13 CFR 121.201 for a code, and a small-business eligibility verdict when revenue or employees is supplied. Requires a Developer subscription or above; calculation basis, affiliation notes and exceptions require Business or above.
This record as markdown: /tools/com-api-ninjas-mcp/getnaicssizestandard.md
What getNaicsSizeStandard does on API Ninjas
AI agents call getNaicsSizeStandard to retrieve information from API Ninjas 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 |
|---|---|---|---|
code | string | — | NAICS code, 2 to 6 digits. Required unless title is provided. |
codes | string | — | Comma-separated NAICS codes for batch lookup. Maximum 50 on Developer, 500 on Business and above. |
revenue | number | — | Annual receipts in USD. When supplied, the response includes a small-business eligibility verdict. |
employees | integer | — | Employee count. Used when the size standard for the code is employee-based. |
Parameters from the server's own tool schema.
Why getNaicsSizeStandard is rated Low
Even though getNaicsSizeStandard 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.
Risk signalsAccepts freeform code/query input (code)
Attacks that exploit this kind of access
The rule that runs getNaicsSizeStandard safely
PolicyLayer is an MCP gateway: it sits between your AI agents and API Ninjas, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For getNaicsSizeStandard, this is the rule to start with:
getNaicsSizeStandard 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 API Ninjas, apply this rule, and every getNaicsSizeStandard call is checked against it from then on.
Questions about getNaicsSizeStandard
Returns the SBA size standard from 13 CFR 121.201 for a code, and a small-business eligibility verdict when revenue or employees is supplied. Requires a Developer subscription or above; calculation basis, affiliation notes and exceptions require Business or above. It is categorised as a Read tool in the API Ninjas MCP Server, which means it retrieves data without modifying state.
getNaicsSizeStandard accepts 4 parameters: code, codes, revenue, employees. The full parameter table on this page comes from the server's own tool schema.
Register the API Ninjas MCP server in PolicyLayer and add a rule for getNaicsSizeStandard: 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 API Ninjas. Nothing to install.
getNaicsSizeStandard 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 getNaicsSizeStandard 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 getNaicsSizeStandard. 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.
getNaicsSizeStandard is provided by the API Ninjas MCP server (https://mcp.api-ninjas.com/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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