the402 endpoint detail

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api.rtkmotion.io paid rehab-report

https://api.rtkmotion.io/paid/rehab-report

payable

RTK Motion — per-exercise rehabilitation biomechanics report. CoM stability, rep detection, joint load, bilateral asymmetry, ROM, and fatigue markers for one exercise. Default exercise Burpees (?exercise=Burpees|HeadRotation|Pushups|SquatLunge|Squats). For PT_outcome_measurement or medical_insurance_review. JSON+TXT, ECDSA-signed provenance.

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.25
Network
base
Pay to
0x6C11F8a21f7ca922F483Ed21C3b6c2d9B305B10C
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
GET
Response latency
314 ms
Payment options
1 usable of 1
Last checked
2026-08-10T09:14:09.140Z (1d ago)
Category
finance-crypto

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fapi.rtkmotion.io%2Fpaid%2Frehab-report"