Calculate test item difficulty and discrimination indices
https://orbisapi.com/proxy/item-difficulty-calculator-api-9fbd50/validateOverview
Calculate test item difficulty and discrimination indices
Protocol
x402
Price
—
Payment Asset
USD Coin
Payment Network
Base
Category
uncategorized
Provider
orbisapi
Source
bazaar
Indexed
2026-04-28 11:45:37
Health
Status
down
Latency (p50)
20ms
Uptime (30d)
0.0%
Reliability Score
35/100
Last Checked
2026-09-22 23:23:16
Last Healthy
2026-06-21 22:50:07
Consecutive Failures
41
x402 Payment Validation
Payment Requirements
—
Asset Verified
—
Facilitator
—
Recent Health Checks
| Time | Status | HTTP | Latency | Error |
|---|---|---|---|---|
| 2026-09-22 23:23:16 | error | — | — | fetch failed |
| 2026-09-22 13:48:46 | error | — | — | fetch failed |
| 2026-09-22 11:31:42 | error | — | — | fetch failed |
| 2026-09-21 22:35:40 | error | — | — | fetch failed |
| 2026-09-21 17:54:25 | error | — | — | fetch failed |
| 2026-09-21 03:37:46 | error | — | — | fetch failed |
| 2026-09-20 20:31:06 | error | — | — | fetch failed |
| 2026-09-20 11:18:06 | error | — | — | fetch failed |
| 2026-09-19 23:38:37 | error | — | — | fetch failed |