developer.mastercard.com F · 26/100
6 passed 29 warnings 7 failed 2 n/a audit-mnkjs1qf
✓ Voice AI✓ x402 / Crypto— MCP
SSL / TLS Valid HTTPS · 1039ms
x402 discovery /.well-known/x402.json (non-JSON) · 996ms
Agent discovery /.well-known/agent.json not valid JSON · 1052ms
llms.txt Found (450886 chars) · 1852ms
security.txt Not found · 2307ms
CORS headers No CORS header (OK if server-to-server only) · 1143ms
Security headers 3/5 — missing: content-security-policy · 1180ms
Response time 1172ms avg — slow · 1172ms
MCP server n/a
API endpoints 1 endpoints found
Error handling Returns 401 for unknown paths · 2447ms
x402 compliance No x402 payment gates found · 1327ms
Rate limiting No rate-limit headers (may still be rate-limited server-side) · 1350ms
Documentation No documentation endpoint
robots.txt AI crawlers robots.txt exists but no AI crawler rules · 1876ms
AI plugin manifest /.well-known/ai-plugin.json not valid JSON · 1438ms
OpenAPI spec No OpenAPI/Swagger spec found
Privacy / GDPR No privacy policy or GDPR endpoint
Status / Health No status or health endpoint
EU AI Act disclosure /.well-known/model-card.json found (1629 chars) · 1588ms
Travel Rule (FATF) /.well-known/travel-rule.json found (non-JSON, 1629 chars) · 1621ms
A2A Protocol (Google) agent.json found but invalid JSON · 1645ms
DNSSEC DNSSEC check failed
CAA Records CAA check failed
DMARC / SPF No DMARC or SPF records found
Auth maturity No authentication detected — open API or check failed
API versioning No versioned paths or version headers found
Human oversight No human oversight / kill switch endpoint (EU AI Act Art. 14)
Terms of Service No Terms of Service endpoint found
Content-Type No application/json responses (1 paths tested)
OASF Classification /.well-known/oasf.json exists · 1939ms
MCP Transport Security n/a
Voice AI Disclosure /.well-known/voice-agent.json found but not valid JSON · 2004ms
Synthetic Voice Labeling No synthetic voice labeling declaration found (EU AI Act Article 50)
Synthetic Content Labeling No machine-readable synthetic content label (EU AI Act Article 50 requires marking AI-generated audio)
Emotion Recognition Declaration No emotion recognition declaration (EU AI Act requires explicit opt-in/out)
Call Recording Consent No call recording disclosure or consent mechanism found (required in two-party consent states & GDPR)
FCC/TCPA Compliance No FCC/TCPA compliance declaration (required for US voice AI calls)
Operator Identity & KYB No operator identity or KYB status declared
Opt-out & Human Escalation No opt-out mechanism or human escalation path found (required by FCC + EU AI Act)
Voice Call Policy No voice call policy (calling hours, frequency limits, recording disclosure)
Caller Identity Declaration No caller identity declaration (who is calling, is it AI, callback number)
Wallet trust No wallet address found in x402 or agent.json
ERC-8004 on-chain No EVM wallet found to verify on-chain registration
26
36 issues to fix
Critical — 7
Synthetic Voice Labeling failed

No synthetic voice labeling declaration found (EU AI Act Article 50)

Call Recording Consent failed

No call recording disclosure or consent mechanism found (required in two-party consent states & GDPR)

FCC/TCPA Compliance failed

No FCC/TCPA compliance declaration (required for US voice AI calls)

Operator Identity & KYB failed

No operator identity or KYB status declared

Opt-out & Human Escalation failed

No opt-out mechanism or human escalation path found (required by FCC + EU AI Act)

Voice Call Policy failed

No voice call policy (calling hours, frequency limits, recording disclosure)

Caller Identity Declaration failed

No caller identity declaration (who is calling, is it AI, callback number)

Warning — 29
Agent discovery needs attention

/.well-known/agent.json not valid JSON

security.txt needs attention

Not found

CORS headers needs attention

No CORS header (OK if server-to-server only)

Security headers needs attention

3/5 — missing: content-security-policy

Response time needs attention

1172ms avg — slow

Error handling needs attention

Returns 401 for unknown paths

x402 compliance needs attention

No x402 payment gates found

Rate limiting needs attention

No rate-limit headers (may still be rate-limited server-side)

Documentation needs attention

No documentation endpoint

robots.txt AI crawlers needs attention

robots.txt exists but no AI crawler rules

AI plugin manifest needs attention

/.well-known/ai-plugin.json not valid JSON

OpenAPI spec needs attention

No OpenAPI/Swagger spec found

Privacy / GDPR needs attention

No privacy policy or GDPR endpoint

Status / Health needs attention

No status or health endpoint

Travel Rule (FATF) needs attention

/.well-known/travel-rule.json found (non-JSON, 1629 chars)

A2A Protocol (Google) needs attention

agent.json found but invalid JSON

DNSSEC needs attention

DNSSEC check failed

CAA Records needs attention

CAA check failed

DMARC / SPF needs attention

No DMARC or SPF records found

Auth maturity needs attention

No authentication detected — open API or check failed

API versioning needs attention

No versioned paths or version headers found

Human oversight needs attention

No human oversight / kill switch endpoint (EU AI Act Art. 14)

Terms of Service needs attention

No Terms of Service endpoint found

Content-Type needs attention

No application/json responses (1 paths tested)

Voice AI Disclosure needs attention

/.well-known/voice-agent.json found but not valid JSON

Synthetic Content Labeling needs attention

No machine-readable synthetic content label (EU AI Act Article 50 requires marking AI-generated audio)

Emotion Recognition Declaration needs attention

No emotion recognition declaration (EU AI Act requires explicit opt-in/out)

Wallet trust needs attention

No wallet address found in x402 or agent.json

ERC-8004 on-chain needs attention

No EVM wallet found to verify on-chain registration

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2026-04-04 16:29:08 UTC · getprobe.xyz