{"slug":"perp-open-interest","title":"Perp DEX open interest, live USD notional ranked","subtitle":"Live aggregate open interest in USD across major decentralized perpetual futures venues. Higher means more notional sits open. Read live from each venue's public API.","category":"Trading","metric":"Open interest","unit":"usd","status":"live","higherIsBetter":true,"value":5902620000,"leader":{"name":"Hyperliquid","slug":"hyperliquid","value":5902620000},"rankings":[{"name":"Hyperliquid","slug":"hyperliquid","ms":{"p50":5902620000,"p90":6103720000,"p99":6132150000,"mean":5902620000},"successRate":100,"sampleSize":5760},{"name":"Lighter","slug":"lighter","ms":{"p50":358000000,"p90":368055000,"p99":372369000,"mean":358000000},"successRate":99.9884,"sampleSize":5760},{"name":"GMX v2","slug":"gmx","ms":{"p50":59803200,"p90":63185800,"p99":64564300,"mean":59803200},"successRate":79.9444,"sampleSize":5760},{"name":"gains.trade","slug":"gains","ms":{"p50":20543800,"p90":22340700,"p99":25012700,"mean":20543800},"successRate":99.875,"sampleSize":5760}],"sparkline":[5804990000,5778040000,5870050000,5866680000,5913580000,5904450000,5875830000,5878500000,5937310000,5937280000,5898140000,5890270000,5904120000,5903650000,5958800000,5928540000,5913040000,5892920000,5867910000,5853520000,5808360000,5817650000,5722780000,5736570000,5698040000,5805830000,5846570000,5913650000,5810660000,5773060000,5763020000,5766480000,5806300000,5777270000,5764980000,5828510000,5869730000,5915760000,5946080000,5955470000,5940600000,5905480000,5913840000,5887840000,5888730000,5837000000,5797670000,5801880000,5775990000,5790990000,5785990000,5779010000,5808280000,5849000000,5863110000,5925360000,5942760000,6003500000,6002100000,6006370000,6006350000,6059060000,6086560000,6091660000,6104230000,6124580000,6105540000,6134990000,6128540000,6117620000,6121840000,6093210000,6074700000],"sampleSize":23040,"asOf":"2026-06-26T18:55:27.873Z","headline":"Hyperliquid leads open interest at $5.90B (24h) on Perp DEX open interest, live USD notional ranked.","quote":"Hyperliquid leads open interest at $5.90B (24h) on Perp DEX open interest, live USD notional ranked. Source: OpenChainBench (https://openchainbench.com/benchmarks/perp-open-interest).","cite":{"plain":"OpenChainBench. \"Perp DEX open interest, live USD notional ranked\". Retrieved 2026-06-26. https://openchainbench.com/benchmarks/perp-open-interest","bibtex":"@misc{ocb_perp_open_interest,\n  author = {OpenChainBench},\n  title  = {Perp DEX open interest, live USD notional ranked},\n  year   = {2026},\n  url    = {https://openchainbench.com/benchmarks/perp-open-interest},\n  note   = {Retrieved 2026-06-26}\n}","apa":"OpenChainBench. (2026). Perp DEX open interest, live USD notional ranked. Retrieved June 26, 2026, from https://openchainbench.com/benchmarks/perp-open-interest"},"pageUrl":"https://openchainbench.com/benchmarks/perp-open-interest","ogImage":"https://openchainbench.com/api/og/perp-open-interest","source":"https://github.com/ChainBench/OpenChainBench/tree/main/benchmarks/perp-open-interest.yml","methodology":["Cadence: every 5 minutes per venue in parallel, 10 second timeout per request.","Hyperliquid: info metaAndAssetCtxs, openInterest summed across all assets and priced in USD using the venue's own mark price.","Lighter: orderBookDetails per market, open interest summed across markets in USD.","GMX v2: synthetics-arbitrum subgraph, openInterestUSD summed across markets.","gains.trade: onchain indexer over Gains v8 contracts on Base, open interest summed across pairs in USD.","Headline. avg_over_time of the live OI gauge over the last 24 hours, so a one-print spike does not move the ranking. The Series tab plots the raw gauge.","Failures. A venue that errors or times out keeps its last gauge value and its perp_venue_health gauge drops to 0; the leaderboard tags it as stale."],"license":"CC-BY-4.0"}