agents.x402stock.xyz
https://agents.x402stock.xyz/api/v1/treasury-yieldsThe daily US Treasury par yield curve (Constant Maturity Treasury rates) for every maturity from 1 month to 30 years, in percent. Defaults to the latest published day; pass `?limit=` for more recent days (max 250) and `?year=YYYY`. No ticker needed. Use for the risk-free rate, rate-sensitivity context, and yield-curve inversion in macro-aware analysis. From x402stock
Reliability & health
Uptime and response time from our own unpaid probes, plus the reliability score built from them.
Uptime
100.0% avgResponse time
p50 1384ms · p95 2607msData table
| Bucket | Uptime | Probes | Response time |
|---|---|---|---|
| 8/13/2026, 6:00:00 PM | 100% | 1 | 1450ms |
| 8/13/2026, 7:00:00 PM | 100% | 1 | 1913ms |
| 8/13/2026, 8:00:00 PM | 100% | 1 | 1487ms |
| 8/13/2026, 9:00:00 PM | 100% | 1 | 1459ms |
| 8/13/2026, 10:00:00 PM | 100% | 1 | 2174ms |
| 8/13/2026, 11:00:00 PM | 100% | 1 | 1340ms |
| 8/14/2026, 1:00:00 AM | 100% | 1 | 1789ms |
| 8/14/2026, 2:00:00 AM | 100% | 1 | 1419ms |
| 8/14/2026, 3:00:00 AM | 100% | 1 | 1592ms |
| 8/14/2026, 4:00:00 AM | 100% | 1 | 1504ms |
| 8/14/2026, 5:00:00 AM | 100% | 1 | 5760ms |
| 8/14/2026, 6:00:00 AM | 100% | 1 | 2751ms |
| 8/14/2026, 8:00:00 AM | 100% | 1 | 3481ms |
| 8/14/2026, 9:00:00 AM | 100% | 1 | 1525ms |
| 8/14/2026, 10:00:00 AM | 100% | 1 | 1452ms |
| 8/14/2026, 11:00:00 AM | 100% | 1 | 1305ms |
| 8/14/2026, 12:00:00 PM | 100% | 1 | 1494ms |
| 8/14/2026, 2:00:00 PM | 100% | 1 | 2789ms |
| 8/14/2026, 3:00:00 PM | 100% | 1 | 1567ms |
| 8/14/2026, 4:00:00 PM | 100% | 1 | 2868ms |
| 8/14/2026, 6:00:00 PM | 100% | 1 | 1413ms |
| 8/14/2026, 7:00:00 PM | 100% | 1 | 1589ms |
| 8/14/2026, 8:00:00 PM | 100% | 1 | 1519ms |
| 8/14/2026, 9:00:00 PM | 100% | 1 | 1350ms |
| 8/14/2026, 10:00:00 PM | 100% | 1 | 1488ms |
| 8/14/2026, 11:00:00 PM | 100% | 1 | 1384ms |
| 8/15/2026, 12:00:00 AM | 100% | 1 | 1492ms |
| 8/15/2026, 1:00:00 AM | 100% | 1 | 1332ms |
| 8/15/2026, 2:00:00 AM | 100% | 1 | 1415ms |
| 8/15/2026, 4:00:00 AM | 100% | 1 | 1441ms |
| 8/15/2026, 5:00:00 AM | 100% | 1 | 1347ms |
| 8/15/2026, 6:00:00 AM | 100% | 1 | 1493ms |
| 8/15/2026, 7:00:00 AM | 100% | 1 | 1529ms |
| 8/15/2026, 8:00:00 AM | 100% | 1 | 1618ms |
| 8/15/2026, 9:00:00 AM | 100% | 1 | 1385ms |
| 8/15/2026, 10:00:00 AM | 100% | 1 | 1343ms |
| 8/15/2026, 12:00:00 PM | 100% | 1 | 1846ms |
| 8/15/2026, 1:00:00 PM | 100% | 1 | 1553ms |
| 8/15/2026, 2:00:00 PM | 100% | 1 | 1263ms |
| 8/15/2026, 3:00:00 PM | 100% | 1 | 1345ms |
| 8/15/2026, 4:00:00 PM | 100% | 1 | 1372ms |
| 8/15/2026, 5:00:00 PM | 100% | 1 | 1407ms |
| 8/15/2026, 7:00:00 PM | 100% | 1 | 1385ms |
| 8/15/2026, 8:00:00 PM | 100% | 1 | 1324ms |
| 8/15/2026, 9:00:00 PM | 100% | 1 | 1450ms |
| 8/15/2026, 10:00:00 PM | 100% | 1 | 1615ms |
| 8/15/2026, 11:00:00 PM | 100% | 1 | 1534ms |
| 8/16/2026, 12:00:00 AM | 100% | 1 | 1338ms |
| 8/16/2026, 2:00:00 AM | 100% | 1 | 1357ms |
| 8/16/2026, 3:00:00 AM | 100% | 1 | 2615ms |
| 8/16/2026, 4:00:00 AM | 100% | 1 | 1331ms |
| 8/16/2026, 5:00:00 AM | 100% | 1 | 1552ms |
| 8/16/2026, 6:00:00 AM | 100% | 1 | 1526ms |
| 8/16/2026, 7:00:00 AM | 100% | 1 | 1483ms |
| 8/16/2026, 9:00:00 AM | 100% | 1 | 2535ms |
| 8/16/2026, 10:00:00 AM | 100% | 1 | 1500ms |
| 8/16/2026, 11:00:00 AM | 100% | 1 | 1303ms |
| 8/16/2026, 12:00:00 PM | 100% | 1 | 1462ms |
| 8/16/2026, 1:00:00 PM | 100% | 1 | 1987ms |
| 8/16/2026, 2:00:00 PM | 100% | 1 | 1566ms |
| 8/16/2026, 4:00:00 PM | 100% | 1 | 1405ms |
| 8/16/2026, 5:00:00 PM | 100% | 1 | 1496ms |
| 8/16/2026, 6:00:00 PM | 100% | 1 | 1369ms |
| 8/16/2026, 7:00:00 PM | 100% | 1 | 2533ms |
| 8/16/2026, 8:00:00 PM | 100% | 1 | 1478ms |
| 8/16/2026, 9:00:00 PM | 100% | 1 | 1417ms |
| 8/16/2026, 11:00:00 PM | 100% | 1 | 1384ms |
| 8/17/2026, 12:00:00 AM | 100% | 1 | 1240ms |
| 8/17/2026, 1:00:00 AM | 100% | 1 | 1367ms |
| 8/17/2026, 2:00:00 AM | 100% | 1 | 1952ms |
| 8/17/2026, 3:00:00 AM | 100% | 1 | 1516ms |
| 8/17/2026, 4:00:00 AM | 100% | 1 | 1740ms |
| 8/17/2026, 6:00:00 AM | 100% | 1 | 1957ms |
| 8/17/2026, 7:00:00 AM | 100% | 1 | 1361ms |
| 8/17/2026, 8:00:00 AM | 100% | 1 | 1362ms |
| 8/17/2026, 9:00:00 AM | 100% | 1 | 1282ms |
| 8/17/2026, 10:00:00 AM | 100% | 1 | 6936ms |
| 8/17/2026, 11:00:00 AM | 100% | 1 | 1357ms |
| 8/17/2026, 1:00:00 PM | 100% | 1 | 3263ms |
| 8/17/2026, 2:00:00 PM | 100% | 1 | 1361ms |
| 8/17/2026, 3:00:00 PM | 100% | 1 | 1315ms |
| 8/17/2026, 4:00:00 PM | 100% | 1 | 1427ms |
| 8/17/2026, 5:00:00 PM | 100% | 1 | 1759ms |
| 8/17/2026, 6:00:00 PM | 100% | 1 | 1415ms |
| 8/17/2026, 8:00:00 PM | 100% | 1 | 1391ms |
| 8/17/2026, 9:00:00 PM | 100% | 1 | 1656ms |
| 8/17/2026, 10:00:00 PM | 100% | 1 | 1239ms |
| 8/17/2026, 11:00:00 PM | 100% | 1 | 1490ms |
| 8/18/2026, 12:00:00 AM | 100% | 1 | 1542ms |
| 8/18/2026, 1:00:00 AM | 100% | 1 | 1483ms |
| 8/18/2026, 3:00:00 AM | 100% | 1 | 2096ms |
| 8/18/2026, 4:00:00 AM | 100% | 1 | 2349ms |
| 8/18/2026, 5:00:00 AM | 100% | 1 | 2048ms |
| 8/18/2026, 6:00:00 AM | 100% | 1 | 1300ms |
| 8/18/2026, 7:00:00 AM | 100% | 1 | 2042ms |
| 8/18/2026, 8:00:00 AM | 100% | 1 | 1306ms |
| 8/18/2026, 10:00:00 AM | 100% | 1 | 1571ms |
| 8/18/2026, 11:00:00 AM | 100% | 1 | 1339ms |
| 8/18/2026, 12:00:00 PM | 100% | 1 | 1330ms |
| 8/18/2026, 1:00:00 PM | 100% | 1 | 1864ms |
| 8/18/2026, 2:00:00 PM | 100% | 1 | 1242ms |
| 8/18/2026, 3:00:00 PM | 100% | 1 | 2577ms |
| 8/18/2026, 4:00:00 PM | 100% | 1 | 331ms |
| 8/18/2026, 6:00:00 PM | 100% | 1 | 505ms |
| 8/18/2026, 7:00:00 PM | 100% | 1 | 463ms |
| 8/18/2026, 8:00:00 PM | 100% | 1 | 426ms |
| 8/18/2026, 9:00:00 PM | 100% | 1 | 367ms |
| 8/18/2026, 10:00:00 PM | 100% | 1 | 390ms |
| 8/18/2026, 11:00:00 PM | 100% | 1 | 391ms |
| 8/19/2026, 1:00:00 AM | 100% | 1 | 307ms |
| 8/19/2026, 2:00:00 AM | 100% | 1 | 383ms |
| 8/19/2026, 3:00:00 AM | 100% | 1 | 385ms |
| 8/19/2026, 4:00:00 AM | 100% | 1 | 532ms |
| 8/19/2026, 5:00:00 AM | 100% | 1 | 359ms |
| 8/19/2026, 6:00:00 AM | 100% | 1 | 468ms |
| 8/19/2026, 8:00:00 AM | 100% | 1 | 499ms |
| 8/19/2026, 9:00:00 AM | 100% | 1 | 366ms |
| 8/19/2026, 10:00:00 AM | 100% | 1 | 367ms |
| 8/19/2026, 11:00:00 AM | 100% | 1 | 364ms |
| 8/19/2026, 12:00:00 PM | 100% | 1 | 524ms |
| 8/19/2026, 1:00:00 PM | 100% | 1 | 367ms |
| 8/19/2026, 3:00:00 PM | 100% | 2 | 447ms |
| 8/19/2026, 4:00:00 PM | 100% | 1 | 333ms |
| 8/19/2026, 5:00:00 PM | 100% | 1 | 357ms |
| 8/19/2026, 6:00:00 PM | 100% | 1 | 338ms |
| 8/19/2026, 7:00:00 PM | 100% | 1 | 410ms |
| 8/19/2026, 8:00:00 PM | 100% | 1 | 376ms |
| 8/19/2026, 10:00:00 PM | 100% | 1 | 425ms |
| 8/19/2026, 11:00:00 PM | 100% | 1 | 396ms |
| 8/20/2026, 12:00:00 AM | 100% | 1 | 375ms |
| 8/20/2026, 1:00:00 AM | 100% | 1 | 406ms |
| 8/20/2026, 2:00:00 AM | 100% | 1 | 506ms |
| 8/20/2026, 3:00:00 AM | 100% | 1 | 334ms |
| 8/20/2026, 5:00:00 AM | 100% | 1 | 540ms |
| 8/20/2026, 6:00:00 AM | 100% | 1 | 540ms |
| 8/20/2026, 7:00:00 AM | 100% | 1 | 397ms |
| 8/20/2026, 8:00:00 AM | 100% | 1 | 353ms |
| 8/20/2026, 9:00:00 AM | 100% | 1 | 416ms |
| 8/20/2026, 10:00:00 AM | 100% | 1 | 360ms |
| 8/20/2026, 11:00:00 AM | 100% | 1 | 354ms |
| 8/20/2026, 1:00:00 PM | 100% | 1 | 338ms |
| 8/20/2026, 2:00:00 PM | 100% | 1 | 367ms |
| 8/20/2026, 3:00:00 PM | 100% | 1 | 419ms |
- Availability
- 100
- Latency
- 60
- Security
- 100
- Transparency
- 61
- Activity
- not yet measured
How often it was reachable when we probed it (weight 35%).
How quickly it answers when it is up — fast scores high (weight 20%).
Whether it serves over working TLS / https (weight 15%).
Whether the operator disclosed what it does — description, schema, identity (weight 15%).
Observed on-chain payments to this endpoint's wallet — transactions, volume, and distinct paying wallets over the last month (weight 15%; not yet measured when we have not seen its wallet settle).
Confidence 100% — how much probe evidence backs this score. A thin history is flagged, not hidden.
See the scoring methodology for exactly how each number is computed.
Payment
- Currencies
- USDC
- Networks
- base
- Facilitator
- unknown
- SDK
- unknown
Operator
- Company
- inferred — unknown
- Jurisdiction
- —
- Registrar
- GoDaddy.com, LLC
- Domain registered
- 2026-05-30
- Hosting network
- RS-1125
- Hosting country
- —
Operator context is derived from public RDAP/TLS records and unverified. Company and country are only available for endpoints that publish them (an OV/EV TLS certificate or a non-redacted domain record); most endpoints are CDN-fronted and disclose neither.
On-chain activity (base)
Payout address changed 1 time, last on 8/13/2026
- 0x5f33…a9a5 → 0xe904…bf42 (base) · 8/13/2026
A changed payout address is worth a second look — it can be routine, but it is also how a hijacked listing redirects funds.
Only payments settled on chains and facilitators we index.
Response schema
{
"additionalProperties": false,
"properties": {
"as_of": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
]
},
"count": {
"type": "number"
},
"maturities": {
"items": {
"type": "string"
},
"type": "array"
},
"rates": {
"items": {
"additionalProperties": false,
"properties": {
"date": {
"type": "string"
},
"rates": {
"additionalProperties": {
"anyOf": [
{
"type": "number"
},
{
"type": "null"
}
]
},
"propertyNames": {
"type": "string"
},
"type": "object"
}
},
"required": [
"date",
"rates"
],
"type": "object"
},
"type": "array"
},
"series": {
"type": "string"
},
"source": {
"const": "us_treasury",
"type": "string"
},
"unit": {
"type": "string"
}
},
"required": [
"source",
"as_of",
"series",
"unit",
"maturities",
"count",
"rates"
],
"type": "object"
}