x402 · agent-native finance infrastructure

Clean market data.
Quantified risk.

Deterministic financial checks that AI agents can buy per call. No signup, no API key, and no subscription. Settlement goes directly to the operator in USDC.

Read the API spec ↗See paid tools
Rails
4 EVM chains
Asset
USDC
Protocol
x402 v2
Starting at
$0.01 / call
PAY ONLY FOR RESULTS

Three focused tools

Built for agent pipelines where a bad number can spoil every step after it.

01

Market Data Audit

Detect gaps, duplicates, stale rows, broken OHLC candles, and return outliers.

POST /api/v1/market-data-audit
$0.01exact · USDC
02

Quant Risk Metrics

Compute volatility, drawdown, VaR, Sharpe, and downside risk from a price series.

POST /api/v1/risk-metrics
$0.02exact · USDC
03

Stablecoin Peg Risk

Score depeg severity, breach frequency, tail deviation, and venue dispersion.

POST /api/v1/stablecoin-peg-risk
$0.02exact · USDC
MACHINE-READABLE BY DESIGN

One request in.
One decision out.

Every result includes a compact severity, a numerical score, the facts behind it, and structured issues an agent can route on immediately.

  • Strict input validation and bounded payloads
  • Deterministic calculations with no model drift
  • Settlement occurs only after a successful response
RESPONSE · 200{
  "severity": "warning",
  "riskScore": 63,
  "medianPrice": 0.9948,
  "maxDeviationBps": 128,
  "breachRate": 0.32,
  "signals": [
    "warning-band persistence",
    "elevated venue dispersion"
  ]
}