Chinese dog days / sanfu / 三伏 / hottest period of year / Chinese coldest period ...
https://api.cn402.com/sanfu/sanjiuOverview
Chinese dog days / sanfu / 三伏 / hottest period of year / Chinese coldest period / sanjiu / 三九 / Chinese folk seasonal periods / Chinese medicine seasonal therapy / fu tian / 伏天 / Chinese summer heat / Chinese winter cold. Exact dates for the three sanfu (dog day) periods and three sanjiu (coldest) periods of a given year. Used in traditional Chinese medicine seasonal therapy.
Protocol
x402
Price
$0.02
Payment Asset
USD Coin
Payment Network
Base
Category
uncategorized
Provider
cn402
Source
bazaar
Indexed
2026-05-22 08:46:11
Health
Status
healthy
Latency (p50)
430ms
Uptime (30d)
100.0%
Reliability Score
92/100
Last Checked
2026-05-27 00:45:04
Last Healthy
2026-05-27 00:45:04
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
Valid
Asset Verified
—
Facilitator
—
Input Schema
{
"discoverable": true,
"method": "GET",
"queryParams": {
"year": "Year YYYY (optional, default current year)"
},
"type": "http"
}
Output Schema
{
"properties": {
"sanfu": {
"properties": {
"chufu": {
"type": "string"
},
"mofu": {
"type": "string"
},
"zhongfu": {
"type": "string"
}
},
"type": "object"
},
"sanjiu": {
"description": "All nine 9-day periods of coldest winter",
"type": "object"
},
"year": {
"type": "integer"
}
},
"required": [
"year",
"sanfu",
"sanjiu"
],
"type": "object"
}
Recent Health Checks
| Time | Status | HTTP | Latency | Error |
|---|---|---|---|---|
| 2026-05-27 00:45:04 | healthy | 402 | 434ms | |
| 2026-05-26 18:35:31 | healthy | 402 | 427ms | |
| 2026-05-26 13:48:28 | healthy | 402 | 428ms | |
| 2026-05-25 23:07:32 | healthy | 402 | 430ms | |
| 2026-05-25 09:50:16 | healthy | 402 | 447ms | |
| 2026-05-24 19:58:26 | healthy | 402 | 422ms | |
| 2026-05-24 17:46:56 | healthy | 402 | 446ms | |
| 2026-05-24 03:15:05 | healthy | 402 | 429ms |