F
x402audit-dev — MPP Grade F
Preview responses and set spending limits for this service through use.mpp.land
Free budget controls, response samples, and reliability routing.
On-chain Activity
3
Total txs
0
7d txs
$0.00
7d volume
$1.10
Total volume
2
Unique payers
0
Unique clients
7-day activity
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Compliance Checks
All paid ops declare 402 response
MUST
10pt
All x-payment-info valid
MUST
10pt
Challenge has Cache-Control: no-store
MUST
5pt
Challenge digest on POST
SHOULD
3pt
Challenge has expires
SHOULD
3pt
Challenge has Problem Details
SHOULD
2pt
Challenge has required params
MUST
5pt
Challenge has WWW-Authenticate
MUST
5pt
Challenge returns 402
MUST
10pt
Correct Content-Type
MUST
5pt
Has Cache-Control on discovery
SHOULD
5pt
Has input schemas
SHOULD
5pt
Has llms.txt
SHOULD
5pt
Has /openapi.json at root
MUST
10pt
Has required top-level fields
MUST
10pt
Served over HTTPS
MUST
10pt
Uses standard categories
SHOULD
2pt
1 issue
- /openapi.json returned HTTP 402
Payment Methods
- Methods
- -
- Intents
- -
- Currencies (discovery)
- -
- Multiple Challenges
- No
Security
- TLS Version
- TLSv1.3
- Challenge ID Unique
- -
- Challenge ID Length
- -
- Digest Binding
- -
Uptime
- Discovery
- Reachable (174ms)
- Challenge
- -
- Last Checked
Schema Completeness
- Paid Operations
- 0
- With Input Schema
- 0
- With Description
- 0
Documentation
- Homepage
- -
- API Reference
- -
- llms.txt
- -
Discovery
- OpenAPI URL
- https://x402audit.dev/openapi.json
- OpenAPI Version
- Service Version
- Document Size
- 78 bytes
- Document Hash
Version History (47 snapshots)
Grade: B (83%) → F (20%)
- document hash changed (no semantic differences detected)
- new endpoint: GET /api/audit
Scan snapshots
| Date | Grade | Score | Response | Status |
|---|---|---|---|---|
| 2026-04-20 | B | 80% | 1098ms | Up |
| 2026-04-21 | B | 83% | 90ms | Up |
| 2026-04-22 | B | 83% | 319ms | Up |
| 2026-04-23 | B | 83% | 209ms | Up |
| 2026-04-24 | B | 83% | 184ms | Up |
| 2026-04-25 | B | 83% | 89ms | Up |
| 2026-04-26 | B | 83% | 59ms | Up |
| 2026-04-27 | B | 83% | 543ms | Up |
| 2026-04-28 | B | 83% | 120ms | Up |
| 2026-04-29 | B | 83% | 64ms | Up |
| 2026-04-30 | B | 83% | 245ms | Up |
| 2026-05-01 | B | 83% | 63ms | Up |
| 2026-05-02 | B | 83% | 277ms | Up |
| 2026-05-03 | B | 83% | 102ms | Up |
| 2026-05-04 | B | 83% | 55ms | Up |
| 2026-05-05 | B | 83% | 164ms | Up |
| 2026-05-06 | B | 83% | 190ms | Up |
| 2026-05-07 | B | 83% | 171ms | Up |
| 2026-05-08 | B | 83% | 141ms | Up |
| 2026-05-09 | B | 83% | 45ms | Up |
| 2026-05-10 | B | 83% | 54ms | Up |
| 2026-05-11 | B | 83% | 106ms | Up |
| 2026-05-12 | B | 83% | 46ms | Up |
| 2026-05-13 | B | 83% | 162ms | Up |
| 2026-05-14 | B | 83% | 51ms | Up |
| 2026-05-15 | B | 83% | 92ms | Up |
| 2026-05-16 | B | 83% | 167ms | Up |
| 2026-05-17 | B | 83% | 552ms | Up |
| 2026-05-18 | B | 83% | 97ms | Up |
| 2026-05-19 | B | 83% | 72ms | Up |
| 2026-05-20 | B | 83% | 256ms | Up |
| 2026-05-21 | B | 83% | 101ms | Up |
| 2026-05-22 | B | 83% | 100ms | Up |
| 2026-05-23 | B | 83% | 209ms | Up |
| 2026-05-24 | F | 20% | 362ms | Up |
| 2026-05-25 | F | 20% | 146ms | Up |
| 2026-05-26 | F | 20% | 149ms | Up |
| 2026-05-27 | F | 20% | 47ms | Up |
| 2026-05-28 | F | 20% | 64ms | Up |
| 2026-05-29 | F | 20% | 159ms | Up |
| 2026-05-30 | F | 20% | 57ms | Up |
| 2026-05-31 | F | 20% | 286ms | Up |
| 2026-06-01 | F | 20% | 87ms | Up |
| 2026-06-02 | F | 20% | 37ms | Up |
| 2026-06-03 | F | 20% | 89ms | Up |
| 2026-06-04 | F | 20% | 76ms | Up |
| 2026-06-05 | F | 20% | 142ms | Up |