api.onesource.io
The Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Backing-ratio history, joined against circulating supply as of each snapshot block. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get
Go to this service →Our latest check (2026-10-11)
- Answering
- Yes — valid x402 payment terms
- Time to answer
- 380 ms
- Price
- $0.020 per call
- Paying buyers, last 30 days
- 43 (directory's own records)
- Paid calls, last 30 days
- 43
- Category
- Blockchain reads
- Address
- https://api.onesource.io/standard/v1/backing/history
Accuracy: paid answers checked against an independent record
Not yet in our paid checks. A seller we have not checked has neither passed nor failed.
For agents
This page as JSON: /sellers/fe57b02bc6d3.json. Paid lookup by address: GET /api/seller?resource=… ($0.001, x402).