B
StableDomains
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
- POST endpoint challenge missing digest parameter (SHOULD per spec)
Paid Operations (3)
POST /api/check dynamic
Check domain availability and current registration price.
- Amount
- map[currency:USD max:0.10 min:0 mode:dynamic]
- Currency
- -
- Method
- Intent
- -
- 402 Declared
- Yes
Non-standard x-payment-info fields:
price: map[currency:USD max:0.10 min:0 mode:dynamic] protocols: [map[x402:map[]] map[mpp:map[currency:0x20c0000000000000000000000000000000000001 intent:charge method:tempo]]]
Input Schema
| Field | Type | Required | Description |
|---|---|---|---|
| domain | string | Yes |
Response Schema (200)
| Field | Type | Description |
|---|---|---|
| available | boolean | - |
| basePrice | - | |
| bondingMultiplier | string | - |
| currentPrice | - | |
| dailySlotsRemaining | number | - |
| domain | string | - |
| note | string | - |
| premium | boolean | - |
| supported | boolean | - |
| tld | string | - |
POST /api/register dynamic
Register a domain. Price follows a daily bonding curve.
- Amount
- map[currency:USD max:200.00 min:0 mode:dynamic]
- Currency
- -
- Method
- Intent
- -
- 402 Declared
- Yes
Non-standard x-payment-info fields:
price: map[currency:USD max:200.00 min:0 mode:dynamic] protocols: [map[x402:map[]] map[mpp:map[currency:0x20c0000000000000000000000000000000000001 intent:charge method:tempo]]]
Input Schema
| Field | Type | Required | Description |
|---|---|---|---|
| domain | string | Yes | |
| notificationEmail | string (email) | No |
Response Schema (200)
| Field | Type | Description |
|---|---|---|
| domain | string | - |
| hostedZoneId | string | - |
| jobId | string | - |
| nameservers | array[string] | - |
| note | string | - |
| orderId | number | - |
| status | string | - |
POST /api/domain/renew dynamic
Renew a domain for 1-10 years.
- Amount
- map[currency:USD max:1500.00 min:0 mode:dynamic]
- Currency
- -
- Method
- Intent
- -
- 402 Declared
- Yes
Non-standard x-payment-info fields:
price: map[currency:USD max:1500.00 min:0 mode:dynamic] protocols: [map[x402:map[]] map[mpp:map[currency:0x20c0000000000000000000000000000000000001 intent:charge method:tempo]]]
Input Schema
| Field | Type | Required | Description |
|---|---|---|---|
| count | integer | No |
default: 1
|
| domain | string | Yes |
Response Schema (200)
| Field | Type | Description |
|---|---|---|
| count | number | - |
| domain | string | - |
| newExpiresAt | string | - |
| status | string | - |
Payment Methods
- Methods
- tempo (from challenge)
- Intents
- charge (from challenge)
- Currencies (discovery)
- -
- Currency (challenge)
- USDC.e on Tempo (Tempo)
- Multiple Challenges
- No
Recipients
- 0xABcb091D90419E1c8AD4818f1B33FC4645501892
Per-endpoint breakdown
- POST /api/check
- 0xABcb091D90419E1c8AD4818f1B33FC4645501892
- POST /api/domain/renew
- 0xABcb091D90419E1c8AD4818f1B33FC4645501892
- POST /api/register
- 0xABcb091D90419E1c8AD4818f1B33FC4645501892
Security
- TLS Version
- TLSv1.3
- Challenge ID Unique
- Yes
- Challenge ID Length
- 43
- Digest Binding
- -
Uptime
- Discovery
- Reachable (366ms)
- Challenge
- Reachable (731ms)
- Last Checked
Schema Completeness
- Paid Operations
- 3
- With Input Schema
- 3
- With Description
- 3
Documentation
- Homepage
- -
- API Reference
- -
- llms.txt
- -
Discovery
- OpenAPI URL
- https://stabledomains.dev/openapi.json
- OpenAPI Version
- 3.1.0
- Service Version
- 1.0.0
- Document Size
- 11313 bytes
- Document Hash
- 34b9f727701cc41b03c7e299bcbd0d555c64b47e58e8aeef890a8298d9280fc0
Version History (2 snapshots)
- document hash changed (no semantic differences detected)
- document hash changed (no semantic differences detected)
- document hash changed (no semantic differences detected)
- document hash changed (no semantic differences detected)
- document hash changed (no semantic differences detected)
Scan snapshots
| Date | Grade | Score | Response | Status |
|---|---|---|---|---|
| 2026-04-06 | B | 79% | 369ms | Up |
| 2026-04-07 | B | 79% | 476ms | Up |