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MyCeliaSignal US Yield Curve 10Y-2Y Oracle
x402
MyCeliaSignal US Yield Curve 10Y-2Y Oracle is a paid API for AI agents from api.myceliasignal.com, paid per call via x402, $1/call, status unknown (last checked 2026-09-13).
Returns the current US Treasury yield curve spread (10-year minus 2-year) as a cryptographically signed Ed25519 attestation
Price / call$1
Success—
StatusUnknown
How this service works
US Treasury yield curve 10Y-2Y spread — inversion signal for recession risk and rate regime — Ed25519 signed attestation
Output
Returns the current spread between US 10-year and 2-year Treasury yields, bundled with an Ed25519 digital signature for tamper-proof verification, a timestamp, and the raw spread value — enabling downstream systems or smart contracts to verify authenticity of the data.
Example use cases
Example prompt
“Can you get me the current US yield curve 10Y-2Y spread with a cryptographic Ed25519 signature so I can verify it on-chain?”
Technical details
Endpoint
GEThttps://api.myceliasignal.com/oracle/econ/us/yield_curveWhen to prefer
Choose this endpoint when you need a cryptographically attested, tamper-proof snapshot of the US 10Y-2Y yield curve spread — especially for use in automated trading systems, DeFi smart contracts, or any pipeline requiring on-chain or auditable economic data with Ed25519 proof of provenance. Prefer over unauthenticated data feeds when data integrity and non-repudiation matter.
Side effects
- Payment not provided or invalid — 402 Payment Required
- Upstream Treasury data source unavailable — 503 Service Unavailable
- Malformed request — 400 Bad Request
- Rate limit exceeded — 429 Too Many Requests
- Signature verification failure if key rotation occurred without notice
Input
{
"input": {
"type": "http",
"method": "GET",
"queryParams": {}
}
}Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Output
{
"unit": "percent",
"value": "0.38",
"period": "2026-06-05",
"pubkey": "f4f0e52b5f7b54831f965632bf1ebf72769beda4c4e3d36a593f7729ec812615",
"region": "us",
"seriesid": "T10Y2Y",
"canonical": "v1|ECON|US|YIELD_CURVE|0.38|percent|2026-06-05|2026-06-05|FRED|T10Y2Y|directapi|1780704032|392913",
"createdat": "2026-06-06",
"indicator": "yield_curve",
"signature": "a810ba1c59c9cf6032f4520f9b3a22147879afa405cb678291d7691ad11a5cbb84e05ef1d7ce035737234951f9bb24481ec279d6c57fb314b120f3db24cae408",
"sourcemodel": "directapi",
"vintagedate": "2026-06-05",
"sourceagency": "FRED",
"signingScheme": "ed25519"
}Tags
x402
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