NAIF Gravity — JSON Validity Check
https://naifgravity.com/api/x402/json-validity-checkOverview
Bounded JSON validity diagnosis and safe trailing-comma repair for AI agents and developers. Returns canonical JSON, sample-inferred schema, and deterministic round-trip test. Maximum 4096 UTF-8 bytes. One-time $1 USDC per request on Base; geo and privacy eligibility policies apply.
Protocol
x402 (POST)
Price
$1.00
Payment Asset
USDC
Payment Network
Base
Category
tools/verification
Provider
NAIF Gravity
Source
self-registered
Indexed
2026-10-12 02:37:05
Health
Status
healthy
Latency (p50)
186ms
Uptime (30d)
100.0%
Reliability Score
97/100
Last Checked
2026-10-15 22:27:42
Last Healthy
2026-10-15 22:27:42
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
Valid
Asset Verified
Known USDC
Facilitator
—
Recent Health Checks
| Time | Status | HTTP | Latency | Error |
|---|---|---|---|---|
| 2026-10-15 22:27:42 | healthy | 402 | 186ms | |
| 2026-10-15 14:53:36 | healthy | 402 | 175ms | |
| 2026-10-15 04:37:53 | healthy | 402 | 147ms | |
| 2026-10-14 17:22:01 | healthy | 402 | 186ms | |
| 2026-10-14 10:25:58 | healthy | 402 | 703ms | |
| 2026-10-14 01:54:12 | healthy | 402 | 145ms | |
| 2026-10-13 09:28:15 | healthy | 402 | 234ms | |
| 2026-10-13 03:40:53 | healthy | 402 | 141ms |