C
dTelecom x402 Gateway
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
2 issues
- 402 response missing Cache-Control: no-store
- 402 response missing WWW-Authenticate header
Paid Operations (2)
POST /v1/credits/purchase dynamic
Purchase credits via x402 payment
Send a USDC payment through the x402 protocol to purchase microcredits. The X-Payment header must contain a valid x402 proof.
- Amount
- 0.10
- Currency
- -
- Method
- x402, mpp
- Intent
- -
- 402 Declared
- Yes
Non-standard x-payment-info fields:
maxPrice: 1000.00 minPrice: 0.10 price: 0.10 pricingMode: range protocols: [x402 mpp]
Parameters
| Name | In | Type | Required | Description |
|---|---|---|---|---|
| X-Payment | header | string | Yes | x402 payment proof |
Input Schema
| Field | Type | Required | Description |
|---|---|---|---|
| amount_usd | number | Yes | Amount in USD to purchase |
| wallet_address | string | Yes | Your wallet address |
| wallet_chain | string | Yes |
Blockchain to use
enum: solana, evm |
Response Schema (200)
| Field | Type | Description |
|---|---|---|
| account_id | string (uuid) | - |
| amount_usd | number | - |
| credited_microcredits | string | - |
POST /v1/credits/purchase/mpp dynamic
Purchase credits via MPP payment
Send a Tempo payment through the Machine Payments Protocol to purchase microcredits. Returns a 402 challenge if no valid credential is provided.
- Amount
- 0.10
- Currency
- -
- Method
- mpp
- Intent
- -
- 402 Declared
- Yes
Non-standard x-payment-info fields:
maxPrice: 1000.00 minPrice: 0.10 price: 0.10 pricingMode: range protocols: [mpp]
Input Schema
| Field | Type | Required | Description |
|---|---|---|---|
| amount_usd | number | Yes | Amount in USD to purchase |
| wallet_address | string | Yes | Your wallet address (0x-prefixed) |
| wallet_chain | string | Yes |
Blockchain for wallet auth (same EVM key)
enum: evm, tempo |
Response Schema (200)
| Field | Type | Description |
|---|---|---|
| account_id | string (uuid) | - |
| amount_usd | number | - |
| credited_microcredits | string | - |
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 (440ms)
- Challenge
- Reachable (465ms)
- Last Checked
Schema Completeness
- Paid Operations
- 2
- With Input Schema
- 2
- With Description
- 2
Documentation
- Homepage
- -
- API Reference
- -
- llms.txt
- -
Discovery
- OpenAPI URL
- https://x402.dtelecom.org/openapi.json
- OpenAPI Version
- 3.0.3
- Service Version
- 1.0.0
- Document Size
- 17950 bytes
- Document Hash
- 9c63e28c2292cceb1547429a4e97576bbd4126129c0cf09d158f07b5596d52d9
Version History (2 snapshots)
Scan snapshots
| Date | Grade | Score | Response | Status |
|---|---|---|---|---|
| 2026-04-06 | C | 61% | 527ms | Up |
| 2026-04-07 | C | 61% | 490ms | Up |