C

BookFold — MPP Grade C

https://bookfold.vercel.app 70% (60/85)
aimedia
Preview responses and set spending limits for this service through use.mpp.land Free budget controls, response samples, and reliability routing.

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
  • Endpoint POST /v1/jobs returned 400 (expected 402)

Paid Operations (1)

POST /v1/jobs dynamic
Create or resume a paid summary job

Creates the paid summary job from a quote. Call once to receive the 402 challenge, then retry the same request after paying.

Amount
map[currency:USD max:5.00 min:0.05 mode:dynamic]
Currency
-
Method
Intent
-
402 Declared
Yes
Non-standard x-payment-info fields: price: map[currency:USD max:5.00 min:0.05 mode:dynamic] protocols: [map[mpp:map[currency:0x20C000000000000000000000b9537d11c60E8b50 intent:charge method:tempo]]]

Input Schema

{
  "$ref": "#/components/schemas/JobCreateRequest"
}

Response Schema (200)

{
  "$ref": "#/components/schemas/JobCreateResponse"
}

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 (47ms)
Challenge
Reachable (4021ms)
Last Checked

Schema Completeness

Paid Operations
1
With Input Schema
1
With Description
1

Documentation

Homepage
https://bookfold.vercel.app/
API Reference
https://bookfold.vercel.app/openapi.json
llms.txt
https://bookfold.vercel.app/llms.txt reachable

Discovery

OpenAPI URL
https://bookfold.vercel.app/openapi.json
OpenAPI Version
3.1.0
Service Version
0.1.0
Document Size
26553 bytes
Document Hash
11cdf63bbef8a2690e6f6abac2761e73e493772f6d2e60741ff625026b89f7b4

Version History (2 snapshots)

  • document hash changed (no semantic differences detected)
Scan snapshots
Date Grade Score Response Status
2026-04-20 C 70% 597ms Up
2026-04-21 C 70% 210ms Up