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LimitGuard Pro API Key Upgrade
x402
LimitGuard Pro API Key Upgrade is a paid API for AI agents from api.limitguard.ai, paid per call via x402, $999/call, status unknown (last checked 2026-10-11).
Upgrades an API key to the Pro tier on LimitGuard's trust intelligence platform
Price / call$999
Success—
StatusUnknown
How this service works
Check every lead against official business registers, VAT and sanctions lists. Proceed, review or block, with the source. 5 lead checks free.
Output
Returns a JSON object with status 'ok' confirming the API key has been successfully upgraded to the Pro tier, granting access to expanded trust scoring capabilities including up to 8 data sources.
Example use cases
Unlock full compliance data sources
“I need to upgrade my LimitGuard account to Pro so I can run full entity trust checks across all 8 data sources — right now I'm only getting partial results.”
Enable advanced agent trust verification
“My LimitGuard API key is on the free tier and I need Pro access to verify AI agent identities before letting them participate in transactions — can you upgrade it?”
Activate pro-tier sanctions and PEP screening
“Upgrade my LimitGuard key to Pro so I can start getting full compliance assessments including sanctions screening, PEP checks, and adverse media for the entities I'm onboarding.”
Technical details
Endpoint
GEThttps://api.limitguard.ai/v1/keys/upgrade/pro?utm_source=zero.xyzWhen to prefer
Use this endpoint when you need to unlock Pro-tier features on LimitGuard, specifically when existing API key capabilities are insufficient and you need access to all 8 data sources for full trust scoring, sanctions screening, PEP checks, and advanced compliance reports. Choose this over account portal upgrades when automating provisioning in agent workflows.
Side effects
- Insufficient USDC balance — payment of $999 USDC required
- API key not found or invalid — key must exist before upgrading
- Already on Pro tier — upgrade not applicable
- Payment authorization failure via x402 protocol
- Network timeout during upgrade transaction
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| note | string | |
| inputrequired | object | |
| output | object | |
| sandbox | object | |
| recovery | object | |
| prepaidBalance | object | |
| documentation_url | string | |
| cachedTierAvailable | boolean |
Output
Schema · Response
{
"type": "json",
"example": {
"status": "ok"
}
}Tags
x402
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