Api Endpoint

US Treasury yields and yield curve

US Treasury yields and yield curve: par and real (TIPS) curves with daily changes, 2s10s/3m10y/5s30s slopes and inversion flags, 10y breakeven inflation, and SOFR, EFFR and euro STR. Use for the interest-rate backdrop of any trade.

Open interactive test console

Offering

Provider: api.marketintelligenceapi.com
Method: GET
Offering type: Api Endpoint
Transport type: http
Category: Financial Analysis
Delivery: Not provided
Pricing model: Not provided
x402 version: 2

Endpoint context

URL: https://api.marketintelligenceapi.com/api/v1/rates/curve
MIME type: application/json
First seen: 2026-10-16T01:50:38.788Z
Last seen: 2026-11-05T17:20:58.147Z
Tags: Rates, yield curve, treasuries, bonds, sofr, Macro, market data, financial data

Website

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1: 0.01 USDC
Atomic price: 10000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Payment option 2: 0.01 USDC
Atomic price: 10000 · Network: eip155:137 · Asset: USDC · Scheme: exact
Payment option 3: 0.01 USDC
Atomic price: 10000 · Network: eip155:42161 · Asset: USDC · Scheme: exact
Payment option 4: 0.01 USDC
Atomic price: 10000 · Network: solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · Asset: USDC · Scheme: exact
Payment option 5: 0.01 USDC
Atomic price: 10000 · Network: eip155:480 · Asset: USDC · Scheme: exact
Payment option 6: 8900 atomic units
Atomic price: 8900 · Network: eip155:8453 · Asset: 0x60a3E35Cc302bFA44Cb288Bc5a4F316Fdb1adb42 · Scheme: exact
Payment option 7: 8900 atomic units
Atomic price: 8900 · Network: eip155:480 · Asset: 0x1C60ba0A0eD1019e8Eb035E6daF4155A5cE2380B · Scheme: exact
Payment option 8: 0.01 USDC
Atomic price: 10000 · Network: eip155:84532 · Asset: USDC · Scheme: exact

Raw x402 terms

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    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "10000",
    "payTo": "0x48d5A78d480B4C32dE319C2aEF69e682Dc304615"
  },
  {
    "scheme": "exact",
    "network": "eip155:137",
    "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
    "amount": "10000",
    "payTo": "0x48d5A78d480B4C32dE319C2aEF69e682Dc304615"
  },
  {
    "scheme": "exact",
    "network": "eip155:42161",
    "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
    "amount": "10000",
    "payTo": "0x48d5A78d480B4C32dE319C2aEF69e682Dc304615"
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "10000",
    "payTo": "9CAhY1vdaZfrfoto3KLQtRAo1dVWxNn5xAfmc2XbZVsf"
  },
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    "scheme": "exact",
    "network": "eip155:480",
    "asset": "0x79A02482A880bCE3F13e09Da970dC34db4CD24d1",
    "amount": "10000",
    "payTo": "0x48d5A78d480B4C32dE319C2aEF69e682Dc304615"
  },
  {
    "scheme": "exact",
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    "asset": "0x60a3E35Cc302bFA44Cb288Bc5a4F316Fdb1adb42",
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  {
    "scheme": "exact",
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    "asset": "0x1C60ba0A0eD1019e8Eb035E6daF4155A5cE2380B",
    "amount": "8900",
    "payTo": "0x48d5A78d480B4C32dE319C2aEF69e682Dc304615"
  },
  {
    "scheme": "exact",
    "network": "eip155:84532",
    "asset": "0x036CbD53842c5426634e7929541eC2318f3dCF7e",
    "amount": "10000",
    "payTo": "0x48d5A78d480B4C32dE319C2aEF69e682Dc304615"
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]

Observed health

Status: Healthy
Latest latency: 350 ms
Average latency: 480 ms
HTTP status: 402
Last checked: 2026-11-05T14:41:57.002Z
Reachability: 100% over 15 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{
  "type": "object",
  "properties": {
    "type": {
      "const": "http",
      "type": "string"
    },
    "method": {
      "type": "string",
      "enum": [
        "GET"
      ]
    },
    "queryParams": {
      "type": "object",
      "properties": {},
      "additionalProperties": false
    }
  },
  "required": [
    "type",
    "method"
  ],
  "additionalProperties": false
}

Output schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "additionalProperties": false,
  "properties": {
    "input": {
      "additionalProperties": false,
      "properties": {
        "method": {
          "enum": [
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          ],
          "type": "string"
        },
        "queryParams": {
          "additionalProperties": false,
          "properties": {},
          "type": "object"
        },
        "type": {
          "const": "http",
          "type": "string"
        }
      },
      "required": [
        "type",
        "method"
      ],
      "type": "object"
    },
    "output": {
      "additionalProperties": true,
      "properties": {
        "example": {
          "description": "Example JSON response returned by this endpoint"
        },
        "type": {
          "type": "string"
        }
      },
      "required": [
        "type"
      ],
      "type": "object"
    }
  },
  "required": [
    "input",
    "output"
  ],
  "type": "object"
}