Index onlineMerchant portal
Api Endpoint

Saylor Innovations Data Desk

US Treasury yield curve - 1 month to 30 year yields with 1d, 1w, 1m and 1y changes in basis points, 2s10s spread and inversion flag

Open interactive test console

Offering

Provider
saylorinnovations.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://saylorinnovations.com/api/rates/treasury-yields
MIME type
application/json
First seen
2026-10-16T01:59:13.392Z
Last seen
Tags
treasury yields, yield curve, 10 year yield, Rates, inverted curve

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
10000 atomic units
Atomic price: 10000 · Network: solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · Asset: Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB · Scheme: exact
Raw x402 terms
[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "10000",
    "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa"
  },
  {
    "scheme": "exact",
    "network": "eip155:137",
    "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
    "amount": "10000",
    "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa"
  },
  {
    "scheme": "exact",
    "network": "eip155:42161",
    "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
    "amount": "10000",
    "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa"
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "10000",
    "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7"
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB",
    "amount": "10000",
    "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7"
  }
]

Observed health

Status
Healthy
Latest latency
1327 ms
Average latency
2433 ms
HTTP status
402
Last checked
Reachability
83.3% over 12 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": {
      "type": "string",
      "const": "http"
    },
    "method": {
      "type": "string",
      "enum": [
        "GET",
        "POST",
        "PUT",
        "PATCH",
        "DELETE",
        "HEAD"
      ]
    },
    "queryParams": {
      "type": "object",
      "properties": {
        "date": {
          "type": "string",
          "description": "optional YYYY-MM-DD, default latest business day"
        }
      }
    }
  },
  "required": [
    "type",
    "method"
  ],
  "additionalProperties": false
}

Output schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string",
      "const": "json"
    },
    "description": {
      "type": "string"
    },
    "example": {
      "type": "object",
      "properties": {
        "date": {
          "type": "string",
          "description": "Date (YYYY-MM-DD)"
        },
        "previous_date": {
          "type": [
            "string",
            "null"
          ],
          "description": "Previous date"
        },
        "yields_pct": {
          "type": "object",
          "description": "Yields, as a percentage"
        },
        "change_bp_1d": {
          "type": [
            "object",
            "null"
          ],
          "description": "Change bp 1d"
        },
        "change_bp_1m": {
          "type": [
            "object",
            "null"
          ],
          "description": "Change bp 1m"
        },
        "change_bp_1y": {
          "type": [
            "object",
            "null"
          ],
          "description": "Change bp 1y"
        },
        "spreads_bp": {
          "type": "object",
          "description": "Spreads bp"
        },
        "curve_shape": {
          "type": [
            "string",
            "null"
          ],
          "description": "Curve shape"
        },
        "change_bp_1w": {
          "type": "object",
          "properties": {
            "1m": {
              "type": "integer"
            },
            "3m": {
              "type": "integer"
            },
            "6m": {
              "type": "integer"
            },
            "1y": {
              "type": "integer"
            },
            "2y": {
              "type": "integer"
            },
            "3y": {
              "type": "integer"
            },
            "5y": {
              "type": "integer"
            },
            "7y": {
              "type": "integer"
            },
            "10y": {
              "type": "integer"
            },
            "20y": {
              "type": "integer"
            },
            "30y": {
              "type": "integer"
            }
          },
          "additionalProperties": true,
          "description": "Change bp 1w"
        },
        "note": {
          "type": "null",
          "description": "Caveat or context for reading the result"
        },
        "source": {
          "type": "string",
          "description": "Data source the values come from"
        },
        "checked_at": {
          "type": [
            "string",
            "null"
          ],
          "description": "Time the check was run (UTC)"
        }
      },
      "required": [
        "date",
        "yields_pct"
      ]
    }
  },
  "required": [
    "type"
  ]
}