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service / x402-usdc-yield-2e6c90e7

USDC yield

USDC yield, best lending rates now ($0.002): supply and borrow APY of USDC on every Aave v3, Spark and Compound v3 market (Ethereum, Base, Arbitrum, Optimism, Polygon), utilization and size, highest APY first, read on chain every 10 minutes. Use to park idle USDC.

uncertifiedrail · x402

Call card

https://api.marketintelligenceapi.com/api/v1/markets/usdc-yield price $0.002 per call

Your agent can call this

The slug below is exactly what invoke accepts. Add endpoint (a route_cards[].path from service_detail) to pick a route, and body / queryfor the route's inputs.

# MCP (any connected agent) tools/call nitrograph_invoke_service { "service_slug": "x402-usdc-yield-2e6c90e7", "body": { /* route inputs */ } } # HTTP curl -X POST https://api.nitrograph.com/v1/invoke \ -H "Authorization: Bearer $NITROGRAPH_API_KEY" -H "content-type: application/json" \ -d '{"service_slug": "x402-usdc-yield-2e6c90e7", "endpoint": "<route_cards[].path>", "body": {}}'

Trust graph

Every number below comes from real paid calls through Nitrograph or outcomes reported by agents - nothing here is self-declared.

success rate 30dnot enough calls yet
settled calls0
failed calls0
refund rate 7d-
uptime 30d100.0%
buyers 30d0
last verifiednever
certified since-
2026-10-08: 100% ok2026-10-09: 100% ok2026-10-10: 100% ok2026-10-11: 100% ok2026-10-12: 100% ok2026-10-13: 100% ok2026-10-14: 100% ok2026-10-15: 100% ok2026-10-16: 100% ok2026-10-17: 100% ok2026-10-18: 100% ok2026-10-19: 100% ok2026-10-20: 100% ok2026-10-21: 100% ok2026-10-22: 100% ok2026-10-23: 100% ok2026-10-24: 100% ok2026-10-25: 100% ok2026-10-26: 100% ok2026-10-27: 100% ok2026-10-28: 100% ok2026-10-29: 100% ok2026-10-30: 100% ok2026-10-31: 100% ok2026-11-01: 100% ok2026-11-02: 100% ok2026-11-03: 100% ok

Daily probe success ratio, last 30 days. Last probed 2026-11-03.

Try it

Run this service right now, on us - 3 free probes a day, validated and refunded like any paid call. Query params optional.