# US Government Interest Expense by Security Type

> US Government Interest Expense by Security Type is a paid API for AI agents from clonecho.builda.company, paid per call via x402, $0.02/call, status unknown (last checked 2026-09-13).

Returns monthly interest expense the U.S. government pays to service the national debt, broken down by security type, as JSON.

## Facts

- Endpoint: POST https://clonecho.builda.company/x402/interest-expense
- Price: $0.02/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-13
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/us-government-interest-expense-by-security-type-1677c046
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_pvdkYHFByvV_cJaXAv5B1

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability us-government-interest-expense-by-security-type-1677c046 -d '<json body>'
```

Example prompt: Can you pull the latest data on how much monthly interest the U.S. government is paying to service the national debt, broken down by security type?

## When to prefer this

Use this endpoint when you need structured, machine-readable data on U.S. federal government interest payments broken down by security type for economic research, fiscal analysis, dashboards, or policy work. Prefer this over manual Treasury lookups or scraping when you need a clean JSON response with no required input parameters.

## Known failure modes

- Service unavailable or rate-limited returning non-200 status
- Payment not processed resulting in 402 response
- Upstream data source temporarily unavailable returning empty or error JSON
- Malformed response if the data provider is down

## How this service works

ECONOMICS: monthly interest expense the U.S. government pays to service the national debt, by security type. Returns JSON.

## Output

A JSON object containing monthly interest expense figures the U.S. government pays on its national debt, categorized by security type (e.g. Treasury bills, notes, bonds, TIPS).

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/us-government-interest-expense-by-security-type-1677c046/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from clonecho.builda.company](https://www.zero.xyz/host/clonecho.builda.company/llms.txt)