defirisk.co
rubric v1.7.0

Oracle providers used

USDD (Decentralized USD)'s assessment for RD-F-048 — scored green on the v1.7.0 rubric. The evidence below is the curator's reasoning for this score.

Evidence summary #

USDD uses Chainlink and WINkLink as dual primary oracle providers for TRX/USD collateral pricing on TRON. Both feed into a Median aggregation contract. PSM (ETH/BSC/TRON) uses a fixed 1:1 rate with no external oracle. WINkLink TRX/USD mainnet contract: TR5HtpPK4gX4RFC4DCBUHfFgsGkGFEzSAb.

Sources #

  • Docs
    WINkLink Price Feed ServiceWINkLink TRX/USD mainnet feed address: TR5HtpPK4gX4RFC4DCBUHfFgsGkGFEzSAbretrieved 2026-05-17
  • Docs
    USDD Oracle Developer DocsUSDD oracle documentation: 'USDD use Chainlink and WinkLink Data Feeds as its primary Oracles'retrieved 2026-05-17

Methodology #

List all oracle providers used (Chainlink, Pyth, Redstone, Uniswap-TWAP, in-house, etc.) per asset/market pair in the protocol.

See the full factor methodology and distribution across all protocols →

rubric_version v1.7.0 protocol usdd factor RD-F-048 score green collected_at 2026-05-17 11:34:18