x402 ready · USDC · Base

Financial market data
for AI agents

Treasury yields, mortgage rates, energy prices, FX rates, macro indicators, yield curve spreads, recession signals — and pre-built bundles for one-shot context injection.

How it works

Designed for the agentic web — no accounts, no keys, no friction.

01
Discover

Any AI agent finds LastLook Data through MCP directories, llms.txt, or agent marketplaces.

02
Request

The agent queries an endpoint. LastLook responds with a 402 and a payment payload.

03
Pay

The agent pays $0.01–$0.25 USDC via the x402 protocol on Base. Takes milliseconds.

04
Receive

Data is returned instantly. No signup, no API key, no subscription required.

Live data, right now

Served via x402 · Updated daily from FRED

30-Year US Treasury Yield (DGS30)
··%
free preview · paid queries via x402

Data Catalog

Every series available as current value, by date, or historical series — queryable by any AI agent.

Treasury Rates

5 series · Live

The full US yield curve — from 1-month T-bills to 30-year bonds. Ideal for spread analysis, duration modeling, and rate forecasting.

  • DGS3030-Year Treasury Constant Maturity
  • DGS1010-Year Treasury Constant Maturity
  • DGS55-Year Treasury Constant Maturity
  • DGS22-Year Treasury Constant Maturity
  • DGS1MO1-Month T-Bill Rate

Mortgage & Housing

4 series · Live

Residential lending rates and housing market indicators. Pairs naturally with mortgage origination and affordability analysis.

  • MORTGAGE30US30-Year Fixed Mortgage Average
  • MORTGAGE15US15-Year Fixed Mortgage Average
  • MSPUSMedian Home Sales Price — quarterly
  • HOUSTHousing Starts

Benchmark Rates

6 series · Live

The rates that everything else is priced off of — overnight lending, Fed policy, and short-duration instruments.

  • FEDFUNDSFederal Funds Effective Rate
  • SOFRSecured Overnight Financing Rate
  • DPRIMEBank Prime Loan Rate
  • DTB33-Month T-Bill Rate
  • IORBInterest on Reserve Balances
  • EFFREffective Federal Funds Rate

Macro Indicators

4 series · Live

Inflation and labor market data to give agents economic context alongside rate and yield data.

  • CPIAUCSLCPI All Urban Consumers
  • CPILFESLCore CPI ex Food & Energy
  • UNRATEUnemployment Rate
  • GDPGDP — quarterly

G10 FX Rates

9 pairs · Live

Real-time and historical exchange rates for all nine G10 currency pairs. Sourced from the European Central Bank via Frankfurter.

  • EURUSDEuro / US Dollar
  • GBPUSDBritish Pound / US Dollar
  • USDJPYUS Dollar / Japanese Yen
  • USDCHFUS Dollar / Swiss Franc
  • USDCADUS Dollar / Canadian Dollar
  • AUDUSDAustralian Dollar / US Dollar
  • NZDUSDNew Zealand Dollar / US Dollar
  • USDSEKUS Dollar / Swedish Krona
  • USDNOKUS Dollar / Norwegian Krone

Energy Prices

4 series · Live

Crude oil, natural gas, and gasoline prices via FRED. Updated daily and weekly.

  • DCOILWTICOWTI Crude Oil Price
  • DCOILBRENTEUBrent Crude Oil Price
  • GASREGCOVWUS Regular Gasoline Price
  • DHHNGSPHenry Hub Natural Gas Price

Derived Indicators

4 signals · Live

Computed and interpreted market signals built on FRED data. No raw data assembly required.

  • yield-curveYield Curve Spreads (2s10s, 3m10y)
  • recessionSahm Rule Recession Indicator
  • policy-spreadFed Policy Spread (EFFR vs IORB)
  • calendarEconomic Calendar (upcoming releases)

Quarterly series (MSPUS, GDP) return the most recent available observation.

Pre-Built Bundles

Pay once, get everything.

Bundles fetch multiple series in parallel under a single x402 payment and return structured JSON with series values, computed derived fields, and interpreted signals.

Rate Environment

$0.35
Rate watchers

FEDFUNDS, SOFR, DGS2, DGS5, DGS10, DGS30 plus yield curve spreads and Fed policy spread.

Mortgage Market Pulse

$0.40
Mortgage analysis

30yr/15yr mortgage rates, 10Y Treasury, Fed funds, median home price, housing starts. MBS spread and rate trend included.

Refi Signal

$0.60
Mortgage originators / refi advisors

Current 30yr/15yr rates, 52-week high/low, MBS spread, and breakeven refi threshold (existing rate must exceed current + 0.75% to justify refinancing). Rate environment signal: favorable / neutral / unfavorable.

Purchase Market

$0.60
Home purchase advisors

30yr mortgage rate, estimated monthly payment on median-priced home, annual income required at 28% DTI, QoQ home price change, housing starts trend. Affordability signal: affordable / stretched / unaffordable.

Macro Health Snapshot

$0.50
Macro research

GDP, unemployment, CPI, core CPI, Fed funds, yield curve, Sahm Rule recession indicator. Cycle phase signal included.

G10 FX Dashboard

$0.35
FX desks

All 9 G10 spot rates plus USD strength index vs basket over 30 days.

Energy & Commodities

$0.25
Energy traders

WTI crude, Brent crude, US regular gasoline, Henry Hub natural gas. WTI–Brent spread included.

★ Premium

Economic Context Brief

$0.75
LLM context injection

15+ indicators returned as a pre-formatted natural-language paragraph — inject directly into an LLM system prompt as economic context.

Integrate with Claude

Add LastLook Data to your AI agent in seconds

LastLook Data is available as an MCP server. Add it to Claude Desktop, Cursor, or any MCP-compatible agent with one line of config.

{
  "mcpServers": {
    "lastlook-data": {
      "type": "http",
      "url": "https://mcp.lastlookdata.com/mcp"
    }
  }
}
STEP 1

Open Claude Desktop → Settings → Developer

STEP 2

Paste the config above into mcpServers

STEP 3

Restart Claude Desktop and ask about Treasury yields

Compatible with Claude Desktop, Cursor, and any MCP-compatible AI agent.