SYNTHORA Open Interest Oracle: live perpetual futures open interest, funding rates, mark price, premium and crowded long/short signal for 230+ assets via Hyperliquid. Ed25519-signed. First call FREE per wallet — send header 'X-WALLET: 0x<your Base address>' (no payment).
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a2a https://api.hergertsynthora.com/v1/openinterest[](https://agentropolis.io/listing/a2a.openinterest-hergertsynthora-com-synthora-open-interest-oracle)