Grounding oracle: fact-checks a claim against live government/FDA/SEC/Treasury d...
https://mcp-x402.onrender.com/x402/fact-checkOverview
Grounding oracle: fact-checks a claim against live government/FDA/SEC/Treasury data. Pay 0.001 USDC on Base using the fresh PAYMENT-REQUIRED challenge and caller-authorized PAYMENT-SIGNATURE.
Protocol
x402
Price
$0.0010
Payment Asset
USD Coin
Payment Network
eip155:8453
Category
uncategorized
Provider
mcp-x402
Source
bazaar
Indexed
2026-10-29 22:35:03
Health
Status
healthy
Latency (p50)
539ms
Uptime (30d)
100.0%
Reliability Score
82/100
Last Checked
2026-10-29 23:13:37
Last Healthy
2026-10-29 23:13:37
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
Valid
Asset Verified
Known USDC
Facilitator
—
Input Schema
{
"method": "GET",
"queryParams": {
"claim": "The Earth orbits the Sun.",
"domain": "grants"
},
"type": "http"
}
Output Schema
{
"example": {
"_disclaimer": "Fact-check results are based on public government/FDA/SEC data. Not legal, medic",
"claim": "The Earth orbits the Sun",
"domain": "general",
"evidence": {
"note": "Domain auto-detected as general. Provide ?domain= hint for targeted grounding."
},
"source": "https://mcp-x402.onrender.com/openapi.json",
"verdict": "inconclusive",
"verdict_key": "Domain unclear or source returned no usable data."
},
"type": "json"
}
Recent Health Checks
| Time | Status | HTTP | Latency | Error |
|---|---|---|---|---|
| 2026-10-29 23:13:37 | healthy | 402 | 539ms |