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api.onesource.io
apiapi.onesource.io
ERC20 token balance for any Ethereum wallet - USDC, USDT, DAI, or any token - via balanceOf (eth_call) on OneSource live Ethereum RPC
network: basepaid$0.003 USDCx402HTTP
Trust Score breakdown
Usage
626 calls/30d
70 /100
×0.294
Maintenance (recency)
called 3d ago
100 /100
×0.235
Verification
verification verified (80%)
80 /100
×0.353
Metadata completeness
meta: description, price
67 /100
×0.118
Total is a weighted sum; missing signals are excluded and the rest renormalized — a transparent, open algorithm.
x402Hub verification
✓ Verified✓Valid endpoint URLapi.onesource.io
✓HTTPS secure connectionhttps
✓Valid x402 payment schemebase / paid
✕Complete metadata133 chars, 0 tags
✓Recent real usage3d ago, 626 calls/30d
Verified independently by x402Hub — not self-reported by the source (e.g. Bazaar). We check publicly observable signals: URL, HTTPS, x402 protocol conformance, and real usage.
30-day calls
626
Success rate
—
Data source
bazaar