api.onesource.io
The Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Latest supply ledger: cumulative minted and burned totals, circulating supply, and max supply. Fields ending in _raw are 18-decimal integers as strings. Divide by
Go to this service →Our latest check (2026-10-11)
- Answering
- Yes — valid x402 payment terms
- Time to answer
- 466 ms
- Price
- $0.020 per call
- Paying buyers, last 30 days
- 72 (directory's own records)
- Paid calls, last 30 days
- 72
- Category
- Blockchain reads
- Address
- https://api.onesource.io/standard/v1/supply/current
Accuracy
Accuracy scores are published once a seller has enough paid checks against an independent record (at least 7 scored answers over at least 7 days). Until then no score is shown, and a missing score is never a pass.
For agents
This page as JSON: /sellers/bcf4212b65f8.json. Paid lookup by address: GET /api/seller?resource=… ($0.001, x402).