S&P 500 index series with FRED primary and Yahoo fallback.
https://x402.aurelianflo.com/api/sp500Overview
S&P 500 index series with FRED primary and Yahoo fallback.
Protocol
x402
Price
$0.0080
Payment Asset
USD Coin
Payment Network
Base
Category
data/finance
Provider
x402
Source
bazaar
Indexed
2026-03-28 21:49:20
Health
Status
degraded
Latency (p50)
147ms
Uptime (30d)
100.0%
Reliability Score
100/100
Last Checked
2026-09-22 05:25:20
Last Healthy
2026-04-07 08:16:00
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
Invalid
Asset Verified
—
Facilitator
—
Input Schema
{
"discoverable": true,
"method": "GET",
"queryParams": {
"limit": {
"description": "Max observations to return",
"type": "string"
}
},
"type": "http"
}
Output Schema
{
"data": {
"latest": {
"date": "2026-03-27",
"value": 5792.15
},
"seriesId": "SP500"
},
"source": "FRED API",
"success": true
}
Recent Health Checks
| Time | Status | HTTP | Latency | Error |
|---|---|---|---|---|
| 2026-09-22 05:25:20 | degraded | 404 | 620ms | |
| 2026-09-22 02:11:15 | degraded | 404 | 179ms | |
| 2026-09-21 13:25:57 | degraded | 404 | 149ms | |
| 2026-09-21 09:04:04 | degraded | 404 | 143ms | |
| 2026-09-20 19:32:07 | degraded | 404 | 147ms | |
| 2026-09-20 12:13:30 | degraded | 404 | 131ms | |
| 2026-09-20 04:51:30 | degraded | 404 | 140ms | |
| 2026-09-19 22:15:58 | degraded | 404 | 151ms | |
| 2026-09-19 05:40:20 | degraded | 404 | 140ms |