# Aurenic Treasury Rates by Date

> Aurenic Treasury Rates by Date is a paid API for AI agents from api.aurenic.org, paid per call via x402, $0.001/call, status unknown (last checked 2026-10-02).

Returns US Treasury average interest rates for a specified date (YYYY-MM-DD)

## Facts

- Endpoint: GET https://api.aurenic.org/treasury/rates/:date?utm_source=zero.xyz
- Price: $0.001/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-02
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/aurenic-treasury-rates-by-date-1812876e
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_nr64BVCIZwg_VilsxcyMS

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 aurenic-treasury-rates-by-date-1812876e
```

Example prompt: What were the US Treasury average interest rates on March 15, 2024?

## When to prefer this

Use this endpoint when you need US Treasury average interest rates for a specific historical or current date in a simple GET call. Prefer this over building your own Treasury data scraper or using a more expensive financial data provider when you only need point-in-time Treasury rate lookups at minimal cost ($0.001 per call).

## Known failure modes

- Date not found or no Treasury data available for that date (e.g. weekends, holidays)
- Invalid date format (must be YYYY-MM-DD)
- Future dates with no available data
- Network timeout or upstream Treasury data unavailability
- Payment failure for the $0.001 USDC per-call fee

## How this service works

US Treasury average interest rates on a specific date (YYYY-MM-DD)

## Output

Returns US Treasury average interest rates for the specified date, including rate values across various Treasury maturities or instrument types as reported by the US Treasury for that day.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "$schema": "https://json-schema.org/draft/2020-12/schema",
 "required": [
  "input"
 ],
 "properties": {
  "input": {
   "type": "object",
   "required": [
    "type",
    "method"
   ],
   "properties": {
    "type": {
     "type": "string",
     "const": "http"
    },
    "method": {
     "enum": [
      "GET"
     ],
     "type": "string"
    },
    "pathParams": {
     "type": "object",
     "required": [
      "date"
     ],
     "properties": {
      "date": {
       "type": "string"
      }
     }
    },
    "queryParams": {
     "type": "object",
     "properties": {}
    }
   },
   "additionalProperties": false
  },
  "output": {
   "type": "object",
   "required": [
    "type"
   ],
   "properties": {
    "type": {
     "type": "string"
    },
    "example": {
     "type": "object"
    }
   }
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/aurenic-treasury-rates-by-date-1812876e/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from api.aurenic.org](https://www.zero.xyz/host/api.aurenic.org/llms.txt)