On-chain Activity

8 Total txs

0 7d txs

$0.00 7d volume

$3.20 Total volume

2 Unique payers

0 Unique clients

7-day activity ▁▁▁▁▁▁▁

Last tx 0x8067f063310bf23c55fd374a6c354a63ec50c7cd064d1e286c5f551e60ac9788

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

POST endpoint challenge missing digest parameter (SHOULD per spec)

Paid Operations (1)

POST /api/face-search dynamic

Search for a person by face photo and return the most probable identity

Amount: map[amount:0.400000 currency:USD mode:fixed]
Currency: -
Method
Intent: -
402 Declared: Yes

Non-standard x-payment-info fields: price: map[amount:0.400000 currency:USD mode:fixed] protocols: [map[x402:map[]] map[mpp:map[currency: intent: method:]]]

Input Schema

Field	Type	Required	Description
filename	string	No	Optional filename for the image (default: "face.jpg")
image	string	Yes	Base64-encoded image data (JPEG, PNG, or WebP)

Response Schema (200)

Field	Type	Description
bestMatch		Highest-scoring match overall, or null
bestProfile		Highest-scoring match from a social/professional profile, or null
matches	array[object]	Top 20 matches (score >= 55), profiles first then by score
totalRawMatches	integer	Total raw matches before filtering

Payment Methods

Methods: tempo (from challenge)
Intents: charge (from challenge)
Currencies (discovery): -
Currency (challenge): USDC.e on Tempo Mainnet Presto (Tempo Mainnet Presto)
Multiple Challenges: No

Recipients

0xD57DAB088C7F3836c0Df5A5EF445beF26D12D764

Per-endpoint breakdown

POST /api/face-search: 0xD57DAB088C7F3836c0Df5A5EF445beF26D12D764

Security

TLS Version: TLSv1.3
Challenge ID Unique: Yes
Challenge ID Length: 43
Digest Binding: -

Uptime

Discovery: Reachable (394ms)
Challenge: Reachable (389ms)
Last Checked: 2026-05-03T21:05:43Z

Schema Completeness

Paid Operations: 1
With Input Schema: 1
With Description: 1

Documentation

Homepage: -
API Reference: -
llms.txt: -

Discovery

OpenAPI URL: https://face-search-mpp-production.up.railway.app/openapi.json
OpenAPI Version: 3.1.0
Service Version: 2.0.0
Document Size: 5162 bytes
Document Hash: bad8665bd597b01ec71a42bd15f763fc961dc27e9edea79e12f90244cae8bbee

Version History (28 snapshots)

Scan snapshots

Date	Grade	Score	Response	Status
2026-04-06	B	76%	521ms	Up
2026-04-07	B	76%	393ms	Up
2026-04-08	B	76%	391ms	Up
2026-04-09	B	76%	381ms	Up
2026-04-10	B	76%	427ms	Up
2026-04-11	B	76%	427ms	Up
2026-04-12	B	76%	486ms	Up
2026-04-13	B	76%	401ms	Up
2026-04-14	B	76%	404ms	Up
2026-04-15	B	76%	383ms	Up
2026-04-16	B	76%	386ms	Up
2026-04-17	B	76%	408ms	Up
2026-04-18	B	76%	445ms	Up
2026-04-19	B	76%	391ms	Up
2026-04-20	B	76%	434ms	Up
2026-04-21	B	76%	385ms	Up
2026-04-22	B	76%	417ms	Up
2026-04-23	B	76%	390ms	Up
2026-04-24	B	76%	480ms	Up
2026-04-25	B	76%	412ms	Up
2026-04-26	B	76%	404ms	Up
2026-04-27	B	76%	447ms	Up
2026-04-28	B	76%	464ms	Up
2026-04-29	B	76%	388ms	Up
2026-04-30	B	76%	382ms	Up
2026-05-01	B	76%	378ms	Up
2026-05-02	B	76%	383ms	Up
2026-05-03	B	76%	526ms	Up

Face Search — MPP Grade B