B
Diffbot KG via Locus MPP
data
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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
- Endpoint POST /diffbot-kg/search returned 429 (expected 402)
Paid Operations (2)
POST /diffbot-kg/search dynamic USDC.e
Search (DQL)
- Amount
- dynamic
- Currency
- USDC.e
- Method
- tempo
- Intent
- charge
- 402 Declared
- Yes
Input Schema
| Field | Type | Required | Description |
|---|---|---|---|
| filter | string | No | JsonPath expression to filter response fields |
| from | number | No | Pagination offset (default 0) |
| jsonmode | string | No | Response format: extended or id |
| nonCanonicalFacts | boolean | No | Include non-canonical facts |
| query | string | Yes | DQL query string (e.g. type:Organization locations.city.name:"San Francisco") |
| size | number | No | Max entities to return (default 50) |
| type | string | No | Query type: query, text, queryTextFallback (default: query) |
POST /diffbot-kg/enhance dynamic USDC.e
Enhance
- Amount
- dynamic
- Currency
- USDC.e
- Method
- tempo
- Intent
- charge
- 402 Declared
- Yes
Input Schema
| Field | Type | Required | Description |
|---|---|---|---|
| string | No | Email address(es) (Person only) | |
| employer | string | No | Employer name (Person only) |
| location | string | No | Location of the entity |
| name | string | No | Entity name(s) |
| phone | string | No | Phone number |
| refresh | boolean | No | Re-crawl the entity (costs 100 credits instead of 25) |
| size | number | No | Number of matches to return (default 1) |
| threshold | number | No | Match confidence threshold (0-1) |
| title | string | No | Job title (Person only) |
| type | string | Yes | Entity type: Person or Organization |
| url | string | No | Website URL(s) for the entity |
Payment Methods
- Methods
- tempo
- Intents
- charge
- Currencies (discovery)
- USDC.e
- Multiple Challenges
- No
Security
- TLS Version
- TLSv1.3
- Challenge ID Unique
- -
- Challenge ID Length
- -
- Digest Binding
- -
Uptime
- Discovery
- Reachable (621ms)
- Challenge
- Reachable (564ms)
- Last Checked
Schema Completeness
- Paid Operations
- 2
- With Input Schema
- 2
- With Description
- 2
Documentation
- Homepage
- https://www.diffbot.com
- API Reference
- https://docs.diffbot.com/reference/knowledge-graph
- llms.txt
- https://beta.paywithlocus.com/mpp/diffbot-kg.md reachable
Discovery
- OpenAPI URL
- https://diffbot-kg.mpp.paywithlocus.com/openapi.json
- OpenAPI Version
- 3.1.0
- Service Version
- 1.0.0
- Document Size
- 2685 bytes
- Document Hash
- bed39f972fa9cd19bf0021a91bfc0f53672a604907416ecfcd2ad9c1533057e5
Version History (2 snapshots)
Scan snapshots
| Date | Grade | Score | Response | Status |
|---|---|---|---|---|
| 2026-04-06 | B | 84% | 653ms | Up |
| 2026-04-07 | B | 84% | 514ms | Up |