GeneralLive

Yield Curve

Current US Treasury yield curve — the market yield at every constant-maturity tenor from 1 month to 30 years (1M, 3M, 6M, 1Y, 2Y, 3Y, 5Y, 7Y, 10Y, 20Y, 30Y), each as a percent as of its latest date.

$0.001656USDC per call · settled on Base · no subscription, no API key

Overview

Current US Treasury yield curve — the market yield at every constant-maturity tenor from 1 month to 30 years (1M, 3M, 6M, 1Y, 2Y, 3Y, 5Y, 7Y, 10Y, 20Y, 30Y), each as a percent as of its latest date. Also returns the 2s10s spread (10Y − 2Y), the 3m10y spread (10Y − 3M), and an inverted flag (true when 2s10s is negative — a classic recession signal). Daily data. Source: US Treasury constant-maturity rates via FRED (St. Louis Fed).

Endpoint

MethodEndpointPriceDescription
GET/v1/marketplace/api/yield-curve$0.001656Invoke Yield Curve (General) and return the upstream response.

How to call it

Requests are paid per call over the x402 protocol. Call the endpoint, receive a 402 Payment Required quote, then repeat the request with the signed payment header. The SDKs do both steps for you.

# 1. Ask for a quote
curl -i https://api.jarvisclaw.ai/v1/marketplace/api/yield-curve

# 2. Pay it (the SDK signs and retries for you)
curl -H "X-PAYMENT: <signed-payload>" https://api.jarvisclaw.ai/v1/marketplace/api/yield-curve
Open in the marketplace

Docs: Getting started · x402 payments · x402 discovery · All APIs